List of hillforts in Wales

This is a list of hillforts in Wales.

Anglesey

Dinas Gynfor

Din Sylwy (Bwrdd Arthur) (53°18′39″N 4°07′22″W / 53.3108°N 4.1229°W / 53.3108; -4.1229), contour fort^[1]
Caer Idris Hillfort (53°11′15″N 4°15′17″W / 53.1874°N 4.2546°W / 53.1874; -4.2546), promontory fort^[2]
Caer y Twr (53°18′51″N 4°40′27″W / 53.3141°N 4.6742°W / 53.3141; -4.6742), partial contour fort^[3]
Dinas Gynfor (53°25′39″N 4°25′25″W / 53.4274°N 4.4236°W / 53.4274; -4.4236), promontory fort^[4]
Dinas Porth Ruffydd (53°16′55″N 4°40′02″W / 53.2819°N 4.6673°W / 53.2819; -4.6673), promontory fort^[5]
Mynydd Llwydiarth (53°17′00″N 4°11′42″W / 53.2832°N 4.1949°W / 53.2832; -4.1949), promontory fort^[6]
Parciau hill fort (53°20′15″N 4°15′46″W / 53.3374°N 4.2627°W / 53.3374; -4.2627), promontory fort^[7]
Tan-y-graig, Llanffinan (53°16′06″N 4°14′38″W / 53.2684°N 4.2439°W / 53.2684; -4.2439), contour fort^[8]
Twyn-y-Parc (53°09′24″N 4°26′29″W / 53.1568°N 4.4414°W / 53.1568; -4.4414), promontory fort^[9]
Y Werthyr hillfort (53°16′33″N 4°26′21″W / 53.2758°N 4.4391°W / 53.2758; -4.4391), marsh fort^[10]
Y Werthyr, Llanddeusant (53°19′49″N 4°27′34″W / 53.3303°N 4.4594°W / 53.3303; -4.4594), contour fort^[11]
Ynys-y-Fydlyn (53°23′42″N 4°34′14″W / 53.3949°N 4.5705°W / 53.3949; -4.5705), promontory fort^[12]

Bridgend County Borough

Cae Summerhouse Camp (51°29′22″N 3°38′15″W / 51.4894°N 3.6375°W / 51.4894; -3.6375), partial contour fort^[13]
Chapel Hill Camp, Merthyr Mawr House (51°29′26″N 3°36′06″W / 51.4906°N 3.6018°W / 51.4906; -3.6018), contour fort^[14]
Coed-y-Mwstwr (51°31′04″N 3°31′27″W / 51.5179°N 3.5242°W / 51.5179; -3.5242), contour fort^[15]
Cwm Llwyd (51°33′23″N 3°31′04″W / 51.5565°N 3.5178°W / 51.5565; -3.5178), partial contour fort^[16]
Mynydd Twmpathyddaer (51°30′37″N 3°40′20″W / 51.5103°N 3.6722°W / 51.5103; -3.6722), contour fort^[17]
Mynydd y Gaer (51°33′16″N 3°28′55″W / 51.5544°N 3.482°W / 51.5544; -3.482), partial contour fort^[18]
Pen y Castell, Kenfig Hill (51°31′52″N 3°40′13″W / 51.5312°N 3.6704°W / 51.5312; -3.6704), contour fort^[19]
Y Bwlwarcau (51°35′02″N 3°40′38″W / 51.5839°N 3.6771°W / 51.5839; -3.6771), multiple enclosure hillfort^[20]
Y Bwlwarcau, Eastern Enclosure (51°35′06″N 3°39′32″W / 51.5851°N 3.6589°W / 51.5851; -3.6589), hillslope fort^[21]

Caerphilly County Borough

Ruperra hill fort (51°34′26″N 3°07′21″W / 51.5738°N 3.1226°W / 51.5738; -3.1226), contour fort^[22]
Mynydd Twmbarlwm (51°37′40″N 3°05′37″W / 51.627654°N 3.093715°W / 51.627654; -3.093715), contour fort, motte and bailey castle Cadw ref MM044^[23]

Carmarthenshire

Caer Gwrtheyrn

Allt Abercothi (51°52′00″N 4°10′15″W / 51.8668°N 4.1708°W / 51.8668; -4.1708), promontory fort^[24]
Allt Clog-y-fran (51°48′34″N 4°33′03″W / 51.8094°N 4.5508°W / 51.8094; -4.5508), promontory fort^[25]
Allt y Ferin (51°53′18″N 4°08′57″W / 51.8884°N 4.1491°W / 51.8884; -4.1491), promontory fort^[26]
Allt-y-Cnap (51°50′38″N 4°19′53″W / 51.8438°N 4.3313°W / 51.8438; -4.3313), partial contour fort^[27]
Banc y Rhyfel (51°55′06″N 4°07′23″W / 51.9184°N 4.1231°W / 51.9184; -4.1231), partial contour fort^[28]
Blaen-maes, Pencarreg (52°05′12″N 4°07′43″W / 52.0868°N 4.1287°W / 52.0868; -4.1287), contour fort^[29]
Cae Castell, Llangathen (51°54′24″N 4°02′40″W / 51.9066°N 4.0444°W / 51.9066; -4.0444), promontory fort^[30]
Cae'r Castell, Llanarthney (51°51′26″N 4°09′46″W / 51.8571°N 4.1627°W / 51.8571; -4.1627), promontory fort^[31]
Caer Blaen Minog (51°59′42″N 4°23′10″W / 51.9951°N 4.3861°W / 51.9951; -4.3861), promontory fort^[32]
Caerau Clungwyn (51°53′14″N 4°18′37″W / 51.8871°N 4.3103°W / 51.8871; -4.3103), promontory fort^[33]
Careg Llwyd (51°41′43″N 4°17′08″W / 51.6953°N 4.2856°W / 51.6953; -4.2856), promontory fort^[34]
Carnawllon-Fawr (51°46′02″N 4°11′30″W / 51.7671°N 4.1918°W / 51.7671; -4.1918), promontory fort^[35]
Carreg Cegyn (51°53′29″N 3°55′56″W / 51.8915°N 3.9322°W / 51.8915; -3.9322), contour fort^[36]
Castell Bron Niwl (51°52′42″N 4°28′20″W / 51.8783°N 4.4722°W / 51.8783; -4.4722), hillslope fort^[37]
Castell Elwyn (52°04′22″N 4°05′44″W / 52.0728°N 4.0955°W / 52.0728; -4.0955), hillslope fort^[38]
Castell Gorwyn (51°54′27″N 4°27′35″W / 51.9074°N 4.4598°W / 51.9074; -4.4598), hillslope fort^[39]
Castell Henfryn (52°01′37″N 4°21′21″W / 52.027°N 4.3557°W / 52.027; -4.3557), partial contour fort^[40]
Castell Mawr, Llanwinio (51°55′00″N 4°33′07″W / 51.9168°N 4.552°W / 51.9168; -4.552), promontory fort^[41]
Castell Mawr, Trelech-a'r-Bettws (51°55′12″N 4°30′54″W / 51.92°N 4.5151°W / 51.92; -4.5151), partial contour fort^[42]
Castell Pant y Fen (52°02′18″N 4°14′39″W / 52.0383°N 4.2443°W / 52.0383; -4.2443), level terrain fort^[43]
Castell Pen-y-Coed (51°47′10″N 4°32′44″W / 51.7861°N 4.5456°W / 51.7861; -4.5456), promontory fort^[44]
Castell Pyr, Llanllwni (52°02′14″N 4°14′02″W / 52.0372°N 4.2339°W / 52.0372; -4.2339), promontory fort^[45]
Castell y Waun (51°50′05″N 4°26′54″W / 51.8348°N 4.4484°W / 51.8348; -4.4484), contour fort^[46]
Castell-y-Gaer, Newchurch (51°50′59″N 4°24′19″W / 51.8497°N 4.4054°W / 51.8497; -4.4054), contour fort^[47]
Castell, Pencader (52°00′14″N 4°15′41″W / 52.0038°N 4.2614°W / 52.0038; -4.2614), promontory fort^[48]
Castle Lloyd Camp (51°45′19″N 4°32′58″W / 51.7552°N 4.5495°W / 51.7552; -4.5495), promontory fort^[49]
Cefn Crug (52°00′17″N 3°46′12″W / 52.0046°N 3.77°W / 52.0046; -3.77), promontory fort^[50]
Cefn Gaer (51°58′37″N 3°53′43″W / 51.9769°N 3.8953°W / 51.9769; -3.8953), contour fort^[51]
Cefnbenydd (51°58′38″N 3°52′12″W / 51.9773°N 3.87°W / 51.9773; -3.87), contour fort^[52]
Cencoed (51°42′16″N 4°12′14″W / 51.7045°N 4.204°W / 51.7045; -4.204), promontory fort^[53]
Cilcrug (51°53′32″N 4°22′13″W / 51.8921°N 4.3702°W / 51.8921; -4.3702), partial contour fort^[54]
Clog-y-Fran (51°48′49″N 4°32′44″W / 51.8137°N 4.5455°W / 51.8137; -4.5455), partial contour fort^[55]
Court Wood (51°41′44″N 4°16′54″W / 51.6955°N 4.2817°W / 51.6955; -4.2817), contour fort^[56]
Coygan Camp (51°45′17″N 4°29′14″W / 51.7546°N 4.4873°W / 51.7546; -4.4873), contour fort^[57]
Craig Gwrtheyrn (52°02′19″N 4°17′09″W / 52.0386°N 4.2858°W / 52.0386; -4.2858), hillfort^[58]
Croes Arthur (51°54′36″N 4°13′53″W / 51.91°N 4.2315°W / 51.91; -4.2315), level terrain fort^[59]
Cwm-Felin Boeth (51°50′28″N 4°37′50″W / 51.8411°N 4.6305°W / 51.8411; -4.6305), partial contour fort^[60]
Dan Lan y Castell (51°49′28″N 4°22′31″W / 51.8244°N 4.3753°W / 51.8244; -4.3753), contour fort^[61]
Danycerrig (51°54′19″N 4°17′22″W / 51.9053°N 4.2894°W / 51.9053; -4.2894), contour fort^[62]
Dinas Fawr, Llangeler (52°01′22″N 4°24′48″W / 52.0228°N 4.4132°W / 52.0228; -4.4132), hillslope fort^[63]
Dinefwr Castle (51°52′36″N 4°01′03″W / 51.8768°N 4.0175°W / 51.8768; -4.0175), contour fort^[64]
Dryslwyn Castle (51°51′48″N 4°06′03″W / 51.8632°N 4.1007°W / 51.8632; -4.1007), contour fort^[65]
Gaer Fawr, Manordeilo (51°56′17″N 3°59′25″W / 51.938°N 3.9904°W / 51.938; -3.9904), contour fort^[66]
Gelli Diogyn (51°51′44″N 4°37′03″W / 51.8623°N 4.6176°W / 51.8623; -4.6176), partial contour fort^[67]
Gilman Point and Napps Circle (51°44′21″N 4°34′03″W / 51.7392°N 4.5676°W / 51.7392; -4.5676), promontory fort^[68]
Glan-y-Mor Fort, Laugharne (51°46′25″N 4°27′23″W / 51.7736°N 4.4563°W / 51.7736; -4.4563), hillslope fort^[69]
Grongaer, Llangathen (51°52′29″N 4°04′24″W / 51.8747°N 4.0734°W / 51.8747; -4.0734), contour fort^[70]
Hafod Camp (51°52′22″N 4°35′24″W / 51.8729°N 4.5899°W / 51.8729; -4.5899), promontory fort^[71]
Llansteffan Castle (51°45′56″N 4°23′27″W / 51.7655°N 4.3908°W / 51.7655; -4.3908), promontory fort^[72]
Llwyndu Camp (51°54′11″N 3°55′17″W / 51.9031°N 3.9215°W / 51.9031; -3.9215), contour fort^[73]
Maes Ifan (51°56′45″N 4°04′33″W / 51.9457°N 4.0758°W / 51.9457; -4.0758), promontory fort^[74]
Maes y Castell (51°55′59″N 3°59′31″W / 51.9331°N 3.992°W / 51.9331; -3.992), partial contour fort^[75]
Mandinam (51°56′13″N 3°50′13″W / 51.9369°N 3.8369°W / 51.9369; -3.8369), contour fort^[76]
Merlin's Hill (51°52′15″N 4°14′46″W / 51.8707°N 4.246°W / 51.8707; -4.246), contour fort^[77]
Moat Farm Camp (51°43′27″N 4°15′50″W / 51.7241°N 4.264°W / 51.7241; -4.264), promontory fort^[78]
Parc Cynog Farm (51°45′35″N 4°31′50″W / 51.7596°N 4.5305°W / 51.7596; -4.5305), level terrain fort^[79]
Parc y Gaer, Carmarthen (51°52′33″N 4°18′19″W / 51.8758°N 4.3054°W / 51.8758; -4.3054), hillslope fort^[80]
Parc-Castell, Llangeler (52°00′09″N 4°18′32″W / 52.0025°N 4.3088°W / 52.0025; -4.3088), promontory fort^[81]
Parc-y-Gaer, Abergwili (51°54′09″N 4°13′19″W / 51.9025°N 4.22198°W / 51.9025; -4.22198), promontory fort^[82]
Parc-y-Gaer, Colston (51°45′49″N 4°31′29″W / 51.7637°N 4.5246°W / 51.7637; -4.5246), promontory fort^[83]
Pen y Gaer Fawr, Penlan (51°51′32″N 4°31′42″W / 51.8589°N 4.5282°W / 51.8589; -4.5282), contour fort^[84]
Pen y Gaer, Llanybydder (52°04′10″N 4°09′18″W / 52.0695°N 4.155°W / 52.0695; -4.155), contour fort^[85]
Pen y Gaer, Sarnau (51°51′43″N 4°27′21″W / 51.862°N 4.4557°W / 51.862; -4.4557), promontory fort^[86]
Pen-y-Gaer, Abernant (51°52′58″N 4°23′24″W / 51.8827°N 4.3901°W / 51.8827; -4.3901), promontory fort^[87]
Pen-y-Gaer, Meidrim (51°50′46″N 4°27′34″W / 51.8462°N 4.4594°W / 51.8462; -4.4594), partial contour fort^[88]
Pen-y-Gar, Llanpumsaint (51°55′27″N 4°20′12″W / 51.9243°N 4.3368°W / 51.9243; -4.3368), promontory fort^[89]
Pen-y-Garn (51°51′05″N 4°04′06″W / 51.8513°N 4.0684°W / 51.8513; -4.0684), partial contour fort^[90]
Pencaerau-bach (51°53′09″N 4°26′18″W / 51.8858°N 4.4384°W / 51.8858; -4.4384), promontory fort^[91]
Pencastell, Llanwinio (51°55′54″N 4°32′11″W / 51.9317°N 4.5365°W / 51.9317; -4.5365), promontory fort^[92]
Sugar Loaf (52°04′16″N 3°42′05″W / 52.0711°N 3.7014°W / 52.0711; -3.7014), contour fort^[93]
Tal-y-Fan, Llandeilofawr (51°55′04″N 3°58′22″W / 51.9179°N 3.9728°W / 51.9179; -3.9728), hillslope fort^[94]
Top Castle (51°44′20″N 4°36′58″W / 51.739°N 4.6162°W / 51.739; -4.6162), partial contour fort^[95]
Waun-y-Castell (51°51′14″N 4°00′21″W / 51.854°N 4.0057°W / 51.854; -4.0057), contour fort^[96]
Woodreefe Castle (51°44′45″N 4°37′53″W / 51.7459°N 4.6314°W / 51.7459; -4.6314), promontory fort^[97]
Y Fan (51°57′56″N 3°55′49″W / 51.9655°N 3.9303°W / 51.9655; -3.9303), contour fort^[98]
Y Gaer Fach (51°54′05″N 3°54′43″W / 51.9013°N 3.9119°W / 51.9013; -3.9119), contour fort^[99]
Y Gaer Wen (52°00′09″N 4°20′21″W / 52.0024°N 4.3391°W / 52.0024; -4.3391), contour fort^[100]
Y Gaer, Pencarreg (52°04′43″N 4°03′35″W / 52.0785°N 4.0598°W / 52.0785; -4.0598), contour fort^[101]
Y Garn Goch (51°54′07″N 3°54′13″W / 51.902°N 3.9037°W / 51.902; -3.9037), contour fort^[102]
Yr Hen Castell, Llanfihangel-ar-arth (52°02′43″N 4°18′15″W / 52.0452°N 4.3042°W / 52.0452; -4.3042), partial contour fort^[103]

Ceredigion

Esgair Nantyrarian

Alltfadog South (52°24′59″N 3°58′30″W / 52.4165°N 3.975°W / 52.4165; -3.975), contour fort^[104]
Bronfre-ganol (52°12′21″N 4°12′35″W / 52.2058°N 4.2097°W / 52.2058; -4.2097), contour fort^[105]
Bryn Maen Caerau, Cellan (52°06′57″N 4°03′01″W / 52.1157°N 4.0504°W / 52.1157; -4.0504), marsh fort^[106]
Caer Allt-goch (52°28′35″N 4°00′08″W / 52.4763°N 4.0023°W / 52.4763; -4.0023), contour fort^[107]
Caer Argoed (52°19′11″N 4°01′56″W / 52.3197°N 4.0321°W / 52.3197; -4.0321), partial contour fort^[108]
Caer Cadwgan, Cellan (52°06′45″N 4°00′48″W / 52.1125°N 4.0132°W / 52.1125; -4.0132), contour fort^[109]
Caer Lletty-llwyd (52°28′31″N 3°59′16″W / 52.4753°N 3.9877°W / 52.4753; -3.9877), partial contour fort^[110]
Caer Llifry (52°11′12″N 4°10′23″W / 52.1866°N 4.173°W / 52.1866; -4.173), contour fort^[111]
Caer Pwll-Glas (52°27′39″N 4°00′45″W / 52.4607°N 4.0125°W / 52.4607; -4.0125), partial contour fort^[112]
Caerau, Henllan (52°02′09″N 4°23′43″W / 52.0359°N 4.3954°W / 52.0359; -4.3954), promontory fort^[113]
Capel Bangor Camp (52°24′30″N 3°58′27″W / 52.4084°N 3.9743°W / 52.4084; -3.9743), contour fort^[114]
Castell Allt-goch (52°07′53″N 4°03′22″W / 52.1314°N 4.0562°W / 52.1314; -4.0562), hillfort^[115]
Castell Bach, Cwm Tydi (52°11′48″N 4°24′01″W / 52.1967°N 4.4003°W / 52.1967; -4.4003), promontory fort^[116]
Castell Bach, Llanrhystyd (52°17′55″N 4°08′42″W / 52.29871°N 4.1449°W / 52.29871; -4.1449), contour fort^[117]
Castell Bach, Penbryn (52°09′14″N 4°28′57″W / 52.154°N 4.4826°W / 52.154; -4.4826), promontory fort^[118]
Castell Blaen-Igau (52°07′44″N 4°25′27″W / 52.129°N 4.4242°W / 52.129; -4.4242), promontory fort^[119]
Castell Bwa-drain Camp (52°23′53″N 3°53′35″W / 52.398°N 3.893°W / 52.398; -3.893), contour fort^[120]
Castell Cadwaladr (52°18′18″N 4°07′30″W / 52.305°N 4.125°W / 52.305; -4.125), contour fort^[121]
Castell Crugiau (52°08′58″N 4°24′26″W / 52.1494°N 4.4073°W / 52.1494; -4.4073), contour fort^[122]
Castell Cwmere (52°10′07″N 4°08′47″W / 52.1687°N 4.1463°W / 52.1687; -4.1463), promontory fort^[123]
Castell Disgwylfa (52°20′43″N 3°55′42″W / 52.3453°N 3.9282°W / 52.3453; -3.9282), contour fort^[124]
Castell Flemish hillfort (52°15′02″N 3°58′22″W / 52.2505°N 3.97281°W / 52.2505; -3.97281), contour fort^[125]
Castell Goetre (52°08′21″N 4°02′33″W / 52.1392°N 4.0426°W / 52.1392; -4.0426), contour fort^[126]
Castell Goginan Fach (52°25′08″N 3°55′13″W / 52.419°N 3.9204°W / 52.419; -3.9204), promontory fort^[127]
Castell Grogwynion (52°20′08″N 3°52′42″W / 52.3356°N 3.8782°W / 52.3356; -3.8782), partial contour fort^[128]
Castell Gwynionydd (52°03′16″N 4°18′00″W / 52.0544°N 4.3001°W / 52.0544; -4.3001), partial contour fort^[129]
Castell Mawr (52°17′47″N 4°08′45″W / 52.2965°N 4.1458°W / 52.2965; -4.1458), contour fort^[130]
Castell Moeddyn (52°08′42″N 4°12′57″W / 52.145°N 4.2157°W / 52.145; -4.2157), contour fort^[131]
Castell Moeddyn Fach (52°08′24″N 4°13′48″W / 52.1399°N 4.2299°W / 52.1399; -4.2299), promontory fort^[132]
Castell Nadolig (52°07′33″N 4°29′12″W / 52.1257°N 4.4868°W / 52.1257; -4.4868), contour fort^[133]
Castell Nantperchellan (52°03′30″N 4°39′58″W / 52.0582°N 4.6661°W / 52.0582; -4.6661), promontory fort^[134]
Castell Olwen (52°07′24″N 4°04′32″W / 52.1233°N 4.0755°W / 52.1233; -4.0755), contour fort^[135]
Castell Perthi-mawr (52°12′33″N 4°09′19″W / 52.2093°N 4.1553°W / 52.2093; -4.1553), multiple enclosure hillfort^[136]
Castell Rhyfel (52°13′21″N 3°51′28″W / 52.2224°N 3.8577°W / 52.2224; -3.8577), contour fort^[137]
Castell Tregaron (52°13′27″N 3°55′26″W / 52.2241°N 3.9238°W / 52.2241; -3.9238), promontory fort^[138]
Castell-Careg-Wen (52°21′25″N 3°55′39″W / 52.357°N 3.9275°W / 52.357; -3.9275), promontory fort^[139]
Cefn Blewog Camp (52°20′05″N 3°54′49″W / 52.3348°N 3.9137°W / 52.3348; -3.9137), partial contour fort^[140]
Clyn-yr-Ynys (52°07′31″N 4°40′26″W / 52.1252°N 4.6738°W / 52.1252; -4.6738), hillslope fort^[141]
Cnwc y Bugail (52°20′54″N 3°55′43″W / 52.3483°N 3.9285°W / 52.3483; -3.9285), contour fort^[142]
Coed Allt-fedw Camp (52°20′17″N 3°58′02″W / 52.338°N 3.9673°W / 52.338; -3.9673), contour fort^[143]
Coed Ty'n-y-Cwm (52°20′46″N 3°55′24″W / 52.34615°N 3.92322°W / 52.34615; -3.92322), partial contour fort^[144]
Coed-Parc Gaer (52°08′36″N 4°03′51″W / 52.1433°N 4.0641°W / 52.1433; -4.0641), hillslope fort^[145]
Cribyn Clotas (52°08′31″N 4°08′25″W / 52.142°N 4.1404°W / 52.142; -4.1404), hillfort^[146]
Cribyn Gaer (52°08′10″N 4°09′50″W / 52.1361°N 4.1638°W / 52.1361; -4.1638), contour fort^[147]
Crug-y-balog (52°04′50″N 4°25′17″W / 52.0806°N 4.4213°W / 52.0806; -4.4213), contour fort^[148]
Crugllwyn Camp (52°06′17″N 4°37′36″W / 52.1046°N 4.6268°W / 52.1046; -4.6268), promontory fort^[149]
Cwm Castell (52°10′33″N 4°14′23″W / 52.1758°N 4.2398°W / 52.1758; -4.2398), contour fort^[150]
Dinas Cerdin (52°05′51″N 4°21′29″W / 52.0975°N 4.358°W / 52.0975; -4.358), contour fort^[151]
Dinas, Melindwr (52°26′00″N 3°51′04″W / 52.4333°N 3.851°W / 52.4333; -3.851), contour fort^[152]
Esgair Nant-yr-arian (52°25′02″N 3°53′54″W / 52.4171°N 3.8982°W / 52.4171; -3.8982), promontory fort^[153]
Foel y Mwnt (52°08′14″N 4°38′30″W / 52.1371°N 4.6418°W / 52.1371; -4.6418), promontory fort^[154]
Gaer Fawr (52°19′42″N 3°59′04″W / 52.3284°N 3.9844°W / 52.3284; -3.9844), contour fort^[155]
Gaer Lwyd (52°08′37″N 4°29′02″W / 52.1437°N 4.4838°W / 52.1437; -4.4838), partial contour fort^[156]
Gaer Pwntan (52°06′58″N 4°29′47″W / 52.116°N 4.4965°W / 52.116; -4.4965), contour fort^[157]
Gaer Rhydlydan (52°08′54″N 4°17′46″W / 52.1484°N 4.296°W / 52.1484; -4.296), contour fort^[158]
Gaer Wen, Pen-y-graig (52°05′55″N 4°20′34″W / 52.0987°N 4.3427°W / 52.0987; -4.3427), promontory fort^[159]
Gaer-Wen, Llangranog (52°10′48″N 4°25′13″W / 52.1801°N 4.4202°W / 52.1801; -4.4202), partial contour fort^[160]
Gaer, Brongwyn (52°03′26″N 4°29′39″W / 52.0572°N 4.4941°W / 52.0572; -4.4941), contour fort^[161]
Gaer, Llandygwydd (52°03′36″N 4°33′37″W / 52.06°N 4.5602°W / 52.06; -4.5602), level terrain fort^[162]
Gilfach-Hafel Camp (52°18′35″N 4°06′54″W / 52.3097°N 4.115°W / 52.3097; -4.115), contour fort^[163]
Graig y Gwbert (52°07′10″N 4°41′28″W / 52.1195°N 4.691°W / 52.1195; -4.691), promontory fort^[164]
Hen Gaer, Bow Street (52°26′25″N 4°00′46″W / 52.4403°N 4.0127°W / 52.4403; -4.0127), contour fort^[165]
Llangranog (52°09′27″N 4°28′14″W / 52.1576°N 4.4705°W / 52.1576; -4.4705), promontory fort^[166]
Lletty-evan-hen (52°26′44″N 3°55′47″W / 52.4455°N 3.9297°W / 52.4455; -3.9297), hillfort^[167]
Mynachlog-Uchaf (52°08′41″N 4°19′42″W / 52.1446°N 4.3282°W / 52.1446; -4.3282), hillslope fort^[168]
New Cross Camp (52°22′30″N 4°00′58″W / 52.3749°N 4.0162°W / 52.3749; -4.0162), contour fort^[169]
Old Warren Hill (52°23′20″N 4°02′11″W / 52.3889°N 4.0363°W / 52.3889; -4.0363), promontory fort^[170]
Pant y Bula (52°04′19″N 4°27′28″W / 52.0719°N 4.4577°W / 52.0719; -4.4577), promontory fort^[171]
Pen Clawdd-mawr (52°10′37″N 4°06′53″W / 52.177°N 4.1147°W / 52.177; -4.1147), promontory fort^[172]
Pen Coed-foel Camp (52°03′40″N 4°17′56″W / 52.061°N 4.299°W / 52.061; -4.299), contour fort^[173]
Pen Dinas (52°24′11″N 4°04′57″W / 52.403°N 4.0825°W / 52.403; -4.0825), contour fort^[174]
Pen Dinas, Elerch (52°28′16″N 3°56′56″W / 52.4712°N 3.9489°W / 52.4712; -3.9489), contour fort^[175]
Pen-y-Bannau (52°17′08″N 3°50′46″W / 52.2855°N 3.846°W / 52.2855; -3.846), partial contour fort^[176]
Pen-y-Darren (52°25′44″N 3°56′41″W / 52.429°N 3.9447°W / 52.429; -3.9447), contour fort^[177]
Pen-y-Felin Wynt Hillfort (52°23′12″N 3°56′20″W / 52.3867°N 3.9389°W / 52.3867; -3.9389), promontory fort^[178]
Pen-y-Frwydd Llwyd Camp, Craig Ystradmeurig (52°18′07″N 3°53′39″W / 52.3019°N 3.8943°W / 52.3019; -3.8943), contour fort^[179]
Pen-y-Gaer, Llanbadarn (52°13′44″N 3°59′34″W / 52.2288°N 3.9928°W / 52.2288; -3.9928), contour fort^[180]
Pen-y-Gaer, Nantcwnlle (52°12′17″N 4°05′00″W / 52.2048°N 4.0832°W / 52.2048; -4.0832), partial contour fort^[181]
Pendinas Lochtyn (52°09′58″N 4°27′51″W / 52.1662°N 4.4641°W / 52.1662; -4.4641), contour fort^[182]
Penrhyn Coch Camp (52°26′15″N 3°58′31″W / 52.4376°N 3.9753°W / 52.4376; -3.9753), partial contour fort^[183]
Tan-y-ffordd (52°24′02″N 3°55′23″W / 52.4005°N 3.923°W / 52.4005; -3.923), partial contour fort^[184]
Tre-Coll (52°14′30″N 3°59′29″W / 52.2416°N 3.9913°W / 52.2416; -3.9913), promontory fort^[185]
Trwyn Crou (52°10′26″N 4°26′26″W / 52.1738°N 4.4405°W / 52.1738; -4.4405), promontory fort^[186]
Y Gaer, Caron-uwch-clawdd (52°16′49″N 3°52′30″W / 52.2802°N 3.8751°W / 52.2802; -3.8751), contour fort^[187]
Y Gaer, Ciliau Aeron (52°12′16″N 4°11′50″W / 52.2044°N 4.1972°W / 52.2044; -4.1972), hillslope fort^[188]
Ynys Lochtyn (52°10′15″N 4°28′00″W / 52.1708°N 4.4668°W / 52.1708; -4.4668), promontory fort^[189]

City and County of Cardiff

Caerau Hillfort (51°28′05″N 3°14′46″W / 51.46811°N 3.24612°W / 51.46811; -3.24612), contour fort^[190]
Castle Field Camp, Graig-llwyn (51°32′58″N 3°08′55″W / 51.5494°N 3.1486°W / 51.5494; -3.1486), partial contour fort^[191]
Llwynda'-ddu (51°31′15″N 3°17′10″W / 51.5209°N 3.2861°W / 51.5209; -3.2861), contour fort^[192]
Wenallt Camp (51°32′14″N 3°13′26″W / 51.5373°N 3.2239°W / 51.5373; -3.2239), hillslope fort^[193]

City and County of Swansea

The Bulwark

Berry Wood (51°34′27″N 4°12′21″W / 51.5742°N 4.2058°W / 51.5742; -4.2058), hillslope fort^[194]
Bishopston Valley Camp (51°34′15″N 4°03′57″W / 51.5709°N 4.0659°W / 51.5709; -4.0659), promontory fort^[195]
Burry Holms (51°36′34″N 4°18′49″W / 51.6094°N 4.3135°W / 51.6094; -4.3135), promontory fort^[196]
Carn Nicholas (51°37′56″N 3°54′54″W / 51.6322°N 3.9151°W / 51.6322; -3.9151), hillslope fort^[197]
Cilifor Top (51°36′35″N 4°09′34″W / 51.6098°N 4.1594°W / 51.6098; -4.1594), contour fort^[198]
Crawley Rocks, Nicholston Burrows (51°34′16″N 4°08′19″W / 51.571°N 4.1387°W / 51.571; -4.1387), promontory fort^[199]
Deborah's Hole Camp (51°33′16″N 4°15′48″W / 51.5545°N 4.2633°W / 51.5545; -4.2633), promontory fort^[200]
Fforestnewydd (51°41′46″N 3°58′28″W / 51.6961°N 3.9745°W / 51.6961; -3.9745), level terrain fort^[201]
Graig Fawr, Pontardulais (51°44′36″N 4°00′10″W / 51.7433°N 4.0027°W / 51.7433; -4.0027), contour fort^[202]
Gron Gaer (51°37′58″N 4°05′46″W / 51.6329°N 4.096°W / 51.6329; -4.096), partial contour fort^[203]
Harding's Down West Camp (51°35′38″N 4°15′41″W / 51.59399°N 4.2615°W / 51.59399; -4.2615), contour fort^[204]
Harding's Down, East Camp (51°35′34″N 4°15′28″W / 51.5929°N 4.2577°W / 51.5929; -4.2577), partial contour fort^[205]
Harding's Down, North Camp (51°35′40″N 4°15′31″W / 51.5945°N 4.25854°W / 51.5945; -4.25854), hillslope fort^[206]
Hen Gastell, Pen-Clawdd (51°38′32″N 4°05′26″W / 51.6422°N 4.0906°W / 51.6422; -4.0906), hillslope fort^[207]
High Pennard (51°33′37″N 4°04′03″W / 51.5603°N 4.0674°W / 51.5603; -4.0674), promontory fort^[208]
Horse Cliff Camp (51°33′05″N 4°15′31″W / 51.5515°N 4.2586°W / 51.5515; -4.2586), promontory fort^[209]
Lewes Castle Promontory Fort, Rhossili (51°33′45″N 4°17′20″W / 51.5625°N 4.2888°W / 51.5625; -4.2888), promontory fort^[210]
Llanddewi, Port Eynon (51°34′36″N 4°13′47″W / 51.5767°N 4.2298°W / 51.5767; -4.2298), level terrain fort^[211]
Llwynheiernin (51°38′08″N 3°55′03″W / 51.6356°N 3.9176°W / 51.6356; -3.9176), hillslope fort^[212]
Maiden Castle, Oxwich (51°32′55″N 4°09′05″W / 51.5485°N 4.1515°W / 51.5485; -4.1515), promontory fort^[213]
Old Castle Promontory Fort, Rhossili (51°34′06″N 4°17′48″W / 51.5684°N 4.2966°W / 51.5684; -4.2966), promontory fort^[214]
Pen-y-gaer, Pen-clawdd (51°38′22″N 4°06′59″W / 51.6394°N 4.1163°W / 51.6394; -4.1163), partial contour fort^[215]
Redley Cliff Camp (51°34′09″N 4°02′19″W / 51.5692°N 4.0387°W / 51.5692; -4.0387), promontory fort^[216]
Reynoldston Camp (51°35′15″N 4°11′26″W / 51.5876°N 4.1905°W / 51.5876; -4.1905), hillslope fort^[217]
Stembridge Hillfort (51°36′04″N 4°12′39″W / 51.6011°N 4.2108°W / 51.6011; -4.2108), promontory fort^[218]
The Bulwark, Llanmadoc Hill (51°36′43″N 4°15′00″W / 51.612°N 4.2499°W / 51.612; -4.2499), hillslope fort^[219]
Thurba Head (51°33′37″N 4°16′42″W / 51.5603°N 4.2783°W / 51.5603; -4.2783), promontory fort^[220]
Tor-Gro (51°37′11″N 4°13′28″W / 51.6197°N 4.2245°W / 51.6197; -4.2245), level terrain fort^[221]
Willoxton Cwm (51°34′59″N 4°05′45″W / 51.583°N 4.0959°W / 51.583; -4.0959), hillslope fort^[222]
Worm's Head (51°33′50″N 4°19′09″W / 51.564°N 4.3193°W / 51.564; -4.3193), promontory fort^[223]
Yellow Top, Paviland (51°33′03″N 4°15′20″W / 51.5509°N 4.2555°W / 51.5509; -4.2555), promontory fort^[224]

Conwy County Borough

Braich-y-Ddinas (53°15′31″N 3°56′56″W / 53.2587°N 3.9488°W / 53.2587; -3.9488), partial contour fort^[225]
Bryn Euryn (53°18′08″N 3°45′16″W / 53.3021°N 3.7544°W / 53.3021; -3.7544), partial contour fort^[226]
Bryngaer Dinas (53°14′44″N 3°56′57″W / 53.2456°N 3.9493°W / 53.2456; -3.9493), contour fort^[227]
Caer Bach (53°14′20″N 3°52′59″W / 53.2389°N 3.8831°W / 53.2389; -3.8831), partial contour fort^[228]
Caer Caradog (53°01′07″N 3°32′22″W / 53.0186°N 3.5395°W / 53.0186; -3.5395), partial contour fort^[229]
Caer Ddunod (53°03′21″N 3°30′57″W / 53.0559°N 3.5157°W / 53.0559; -3.5157), partial contour fort^[230]
Castell Caer Seion (53°16′57″N 3°51′42″W / 53.2826°N 3.8617°W / 53.2826; -3.8617), contour fort^[231]
Cerrig-y-ddinas, Llangelynin (53°14′52″N 3°52′07″W / 53.2479°N 3.8686°W / 53.2479; -3.8686), partial contour fort^[232]
Dinas Allt Wen, Dwygyfylchi (53°16′41″N 3°52′58″W / 53.2781°N 3.8829°W / 53.2781; -3.8829), contour fort^[233]
Dinorben (53°16′06″N 3°32′56″W / 53.2682°N 3.5488°W / 53.2682; -3.5488), contour fort^[234]
Erw Goch Camp (53°14′35″N 3°46′18″W / 53.2431°N 3.7717°W / 53.2431; -3.7717), level terrain fort^[235]
Mynydd y Gaer (53°14′00″N 3°32′25″W / 53.2332°N 3.5404°W / 53.2332; -3.5404), contour fort^[236]
Pen y corddyn Mawr (53°16′24″N 3°37′43″W / 53.2734°N 3.6285°W / 53.2734; -3.6285), partial contour fort^[237]
Pen y Dinas (53°19′47″N 3°50′05″W / 53.3296°N 3.8348°W / 53.3296; -3.8348), promontory fort^[238]
Pen y Gaer (53°12′22″N 3°52′23″W / 53.206°N 3.873°W / 53.206; -3.873), contour fort^[239]
Pen-y-Castell, Maenan (53°10′55″N 3°48′27″W / 53.1819°N 3.8076°W / 53.1819; -3.8076), hillslope fort^[240]
Tan-y-Gopa (53°16′36″N 3°35′50″W / 53.2768°N 3.5971°W / 53.2768; -3.5971), contour fort^[241]

Denbighshire

Castell Dinas Bran

Caer Drewyn

Bedd-y-Cawr, St Asaph (53°14′11″N 3°28′47″W / 53.2365°N 3.4798°W / 53.2365; -3.4798), promontory fort^[242]
Caer Drewyn (52°59′21″N 3°21′36″W / 52.9892°N 3.3601°W / 52.9892; -3.3601), partial contour fort^[243]
Castell Dinas Bran (52°58′46″N 3°09′31″W / 52.9794°N 3.1587°W / 52.9794; -3.1587), contour fort^[244]
Craig Adwy Wynt (53°04′45″N 3°18′46″W / 53.0793°N 3.3129°W / 53.0793; -3.3129), partial contour fort^[245]
Craig yr Ychain (52°55′04″N 3°27′08″W / 52.9179°N 3.4523°W / 52.9179; -3.4523), partial contour fort^[246]
Dinas Melin-y-Wig (53°01′52″N 3°25′09″W / 53.0312°N 3.4193°W / 53.0312; -3.4193), contour fort^[247]
Foel Fenlli (53°07′53″N 3°15′08″W / 53.1314°N 3.2523°W / 53.1314; -3.2523), partial contour fort^[248]
Gwernheylod Banks (52°59′02″N 2°56′30″W / 52.9838°N 2.9416°W / 52.9838; -2.9416), promontory fort^[249]
Moel Fodig (53°00′03″N 3°20′54″W / 53.0007°N 3.3482°W / 53.0007; -3.3482), contour fort^[250]
Moel Hiraddug (53°17′41″N 3°24′25″W / 53.2947°N 3.407°W / 53.2947; -3.407), contour fort^[251]
Moel y Gaer, Bodfari (53°13′35″N 3°21′24″W / 53.2265°N 3.3568°W / 53.2265; -3.3568), partial contour fort^[252]
Moel y Gaer, Llanbedr (53°08′46″N 3°16′27″W / 53.146°N 3.2742°W / 53.146; -3.2742), contour fort^[253]
Moel y Gaer, Llantysilio (53°00′29″N 3°14′34″W / 53.0081°N 3.2428°W / 53.0081; -3.2428), contour fort^[254]
Mynydd Rhyd ddu (53°01′07″N 3°24′37″W / 53.0187°N 3.4104°W / 53.0187; -3.4104), contour fort^[255]
Pen y Gaer, Efenechtyd (53°05′00″N 3°20′11″W / 53.0832°N 3.3364°W / 53.0832; -3.3364), contour fort^[256]
Pen y Gaer, Trefor (52°58′35″N 3°07′06″W / 52.9764°N 3.1184°W / 52.9764; -3.1184), level terrain fort^[257]
Penycloddiau (53°11′55″N 3°18′20″W / 53.1987°N 3.3055°W / 53.1987; -3.3055), partial contour fort^[258]
Pwll-y-Clai (53°07′02″N 3°22′31″W / 53.1172°N 3.3753°W / 53.1172; -3.3753), contour fort^[259]
Tan-y-Llan (53°04′50″N 3°22′13″W / 53.0806°N 3.3703°W / 53.0806; -3.3703), hillslope fort^[260]
Vivod (52°58′32″N 3°12′44″W / 52.9755°N 3.2122°W / 52.9755; -3.2122), level terrain fort^[261]

Flintshire

Caer Estyn (53°06′36″N 3°01′34″W / 53.1101°N 3.0262°W / 53.1101; -3.0262), contour fort^[262]
Glol Camp (53°17′34″N 3°19′18″W / 53.2929°N 3.3218°W / 53.2929; -3.3218), contour fort^[263]
Moel Arthur (53°11′04″N 3°16′50″W / 53.1845°N 3.2806°W / 53.1845; -3.2806), contour fort^[264]
Moel Ffagnallt (53°13′12″N 3°12′53″W / 53.22°N 3.2146°W / 53.22; -3.2146), contour fort^[265]
Moel y Gaer, Rhosesmor (53°12′45″N 3°10′57″W / 53.2124°N 3.1826°W / 53.2124; -3.1826), contour fort^[266]

Gwynedd

Bryn y Castell

Dinas Emrys

Garn Fadryn

Bryn Castell, Uwch Mynydd (52°45′52″N 4°00′04″W / 52.7645°N 4.0011°W / 52.7645; -4.0011), contour fort^[267]
Bryn Rhydd (52°55′06″N 4°34′55″W / 52.9183°N 4.582°W / 52.9183; -4.582), partial contour fort^[268]
Bryn-y-Castell (52°58′08″N 3°53′43″W / 52.9689°N 3.8953°W / 52.9689; -3.8953), contour fort^[269]
Bwlch Ffordd Isa (52°55′50″N 4°22′44″W / 52.9306°N 4.3788°W / 52.9306; -4.3788), partial contour fort^[270]
Bwlch, Llangelynin (52°37′45″N 4°06′51″W / 52.6293°N 4.1143°W / 52.6293; -4.1143), partial contour fort^[271]
Byrllysg fort (52°47′46″N 4°05′02″W / 52.7962°N 4.0839°W / 52.7962; -4.0839), hillslope fort^[272]
Caer Carreg-y-Fran, Cwm Glo (53°08′31″N 4°10′24″W / 53.1419°N 4.1734°W / 53.1419; -4.1734), contour fort^[273]
Caer Euni (52°57′35″N 3°29′21″W / 52.9597°N 3.4893°W / 52.9597; -3.4893), partial contour fort^[274]
Caer Pencraig, Ty'n y Caeau (53°11′03″N 4°06′23″W / 53.1843°N 4.1065°W / 53.1843; -4.1065), contour fort^[275]
Caer, Glascoed (53°09′24″N 4°10′25″W / 53.1567°N 4.1737°W / 53.1567; -4.1737), contour fort^[276]
Careg-y-Llam, Pistyll (52°57′51″N 4°28′55″W / 52.9643°N 4.482°W / 52.9643; -4.482), promontory fort^[277]
Carn Fadryn castle and hillfort (52°53′09″N 4°33′22″W / 52.88592°N 4.55615°W / 52.88592; -4.55615), contour fort^[278]
Carn Pentyrch, Llangybi (52°57′01″N 4°20′48″W / 52.9502°N 4.3467°W / 52.9502; -4.3467), contour fort^[279]
Castell Caerau Camp, Gyrn Goch (52°58′18″N 4°13′18″W / 52.9718°N 4.2218°W / 52.9718; -4.2218), contour fort^[280]
Castell Mawr, Rhoslefain (52°37′21″N 4°05′55″W / 52.6224°N 4.0986°W / 52.6224; -4.0986), partial contour fort^[281]
Castell Odo, Aberdaron (52°49′24″N 4°41′31″W / 52.8232°N 4.692°W / 52.8232; -4.692), contour fort^[282]
Castell Pared Mawr (52°47′34″N 4°31′01″W / 52.7929°N 4.517°W / 52.7929; -4.517), level terrain fort^[283]
Castell-y-Gaer, Llangelynin (52°39′38″N 4°05′00″W / 52.6606°N 4.0832°W / 52.6606; -4.0832), contour fort^[284]
Castell, Llanengan (52°48′39″N 4°31′53″W / 52.8108°N 4.5313°W / 52.8108; -4.5313), partial contour fort^[285]
Cefn Ddwysarn Camp (52°55′52″N 3°32′18″W / 52.9312°N 3.5383°W / 52.9312; -3.5383), partial contour fort^[286]
Clogwyn Arllef (52°50′14″N 4°05′11″W / 52.8372°N 4.0865°W / 52.8372; -4.0865), contour fort^[287]
Conion (52°49′24″N 4°37′42″W / 52.8232°N 4.6283°W / 52.8232; -4.6283), level terrain fort^[288]
Craig y Castell I, Brithdir (52°43′26″N 3°56′06″W / 52.724°N 3.9349°W / 52.724; -3.9349), contour fort^[289]
Craig y Castell II, Brithdir (52°44′16″N 3°56′18″W / 52.7377°N 3.9383°W / 52.7377; -3.9383), contour fort^[290]
Craig y Ddinas, Llanddwywe-is-y-Gaer (52°47′13″N 4°02′29″W / 52.787°N 4.0414°W / 52.787; -4.0414), contour fort^[291]
Craig yr Aderyn (52°38′31″N 4°00′20″W / 52.6419°N 4.0055°W / 52.6419; -4.0055), contour fort^[292]
Craig-y-Dinas, Pontllyfni (53°02′33″N 4°18′58″W / 53.0426°N 4.3162°W / 53.0426; -4.3162), contour fort^[293]
Craig-y-Tyddyn Camp (52°57′40″N 4°13′35″W / 52.9611°N 4.2263°W / 52.9611; -4.2263), partial contour fort^[294]
Creigiau Gwineu (52°48′56″N 4°37′51″W / 52.8155°N 4.6308°W / 52.8155; -4.6308), contour fort^[295]
Dinas Camp, Y Felinheli (53°10′51″N 4°13′04″W / 53.1807°N 4.2177°W / 53.1807; -4.2177), promontory fort^[296]
Dinas Dinlle hillfort (53°04′54″N 4°20′05″W / 53.0816°N 4.3347°W / 53.0816; -4.3347), contour fort^[297]
Dinas Dinorwig (53°09′54″N 4°10′15″W / 53.1651°N 4.1707°W / 53.1651; -4.1707), contour fort^[298]
Dinas Emrys (53°01′19″N 4°04′44″W / 53.0219°N 4.0789°W / 53.0219; -4.0789), contour fort^[299]
Dinas Oleu (52°43′19″N 4°02′56″W / 52.7219°N 4.049°W / 52.7219; -4.049), contour fort^[300]
Dinas, Beddgelert (53°01′06″N 4°06′02″W / 53.0183°N 4.1006°W / 53.0183; -4.1006), contour fort^[301]
Dinas, Ty-du (53°07′00″N 4°08′36″W / 53.1166°N 4.1432°W / 53.1166; -4.1432), contour fort^[302]
Ffridd Fechan Fort (52°44′26″N 4°03′09″W / 52.7405°N 4.0526°W / 52.7405; -4.0526), hillslope fort^[303]
Foel Caethle, Tywyn (52°34′05″N 4°03′27″W / 52.568°N 4.0575°W / 52.568; -4.0575), contour fort^[304]
Garn Boduan (52°55′28″N 4°30′52″W / 52.9245°N 4.5145°W / 52.9245; -4.5145), contour fort^[305]
Garn Saethon (52°52′27″N 4°31′49″W / 52.8741°N 4.5304°W / 52.8741; -4.5304), contour fort^[306]
Llechlwyd Tonfanau, Tywyn (52°36′27″N 4°06′35″W / 52.6074°N 4.1098°W / 52.6074; -4.1098), promontory fort^[307]
Maes-y-Gaer Camp, Aber (53°13′58″N 4°00′13″W / 53.2328°N 4.0037°W / 53.2328; -4.0037), contour fort^[308]
Maesoglan Farm (52°54′42″N 4°32′02″W / 52.9116°N 4.534°W / 52.9116; -4.534), hillslope fort^[309]
Moel Dinas, Garreg (52°57′37″N 4°02′51″W / 52.9604°N 4.0475°W / 52.9604; -4.0475), contour fort^[310]
Moel Faner (52°46′00″N 3°52′47″W / 52.7667°N 3.8797°W / 52.7667; -3.8797), contour fort^[311]
Moel Goedog Camp (52°52′20″N 4°03′40″W / 52.8721°N 4.0612°W / 52.8721; -4.0612), partial contour fort^[312]
Moel Offrwm (52°46′19″N 3°51′17″W / 52.7719°N 3.8548°W / 52.7719; -3.8548), contour fort^[313]
Moel Offrwm Lower Camp (52°46′07″N 3°51′26″W / 52.7686°N 3.8573°W / 52.7686; -3.8573), hillfort^[314]
Moel y Gest (52°55′40″N 4°09′36″W / 52.9278°N 4.16°W / 52.9278; -4.16), contour fort^[315]
Mynydd Mynyllod (52°56′50″N 3°29′11″W / 52.9471°N 3.4863°W / 52.9471; -3.4863), partial contour fort^[316]
Mynydd Mynytho (52°51′01″N 4°31′26″W / 52.8504°N 4.5239°W / 52.8504; -4.5239), partial contour fort^[317]
Nant-y-Castell, Llanbedrog (52°51′15″N 4°29′39″W / 52.8543°N 4.4941°W / 52.8543; -4.4941), contour fort^[318]
Nantlle, Llanllyfni (53°03′32″N 4°12′04″W / 53.0589°N 4.201°W / 53.0589; -4.201), contour fort^[319]
Pared y Cefn hir (52°43′01″N 3°58′42″W / 52.717°N 3.9784°W / 52.717; -3.9784), contour fort^[320]
Pen Dinas Camp, Llandygai (53°11′28″N 4°04′55″W / 53.191°N 4.0819°W / 53.191; -4.0819), partial contour fort^[321]
Pen y Dinas (52°46′02″N 4°04′01″W / 52.7673°N 4.0669°W / 52.7673; -4.0669), partial contour fort^[322]
Pen y Gaer, Cilfodan, Bethesda (53°11′05″N 4°03′16″W / 53.1846°N 4.0544°W / 53.1846; -4.0544), contour fort^[323]
Pen y Gaer, Llanaelhaearn (52°59′02″N 4°20′31″W / 52.9838°N 4.3419°W / 52.9838; -4.3419), contour fort^[324]
Pen-y-Bryn, Cymer (52°45′28″N 3°53′13″W / 52.7577°N 3.8869°W / 52.7577; -3.8869), promontory fort^[325]
Pen-y-Gaer Camp, Aberglaslyn (52°59′25″N 4°06′26″W / 52.9904°N 4.1073°W / 52.9904; -4.1073), contour fort^[326]
Pen-y-Gaer, Afon Soch (52°49′29″N 4°31′36″W / 52.8247°N 4.5266°W / 52.8247; -4.5266), contour fort^[327]
Pen-y-Gaer, Llanbedrog (52°51′16″N 4°29′29″W / 52.8545°N 4.4913°W / 52.8545; -4.4913), promontory fort^[328]
Pen-y-Garreg, Clynnog (53°01′18″N 4°20′49″W / 53.0216°N 4.3469°W / 53.0216; -4.3469), partial contour fort^[329]
Pier Camp, Bangor (53°14′01″N 4°07′40″W / 53.2337°N 4.1277°W / 53.2337; -4.1277), contour fort^[330]
Polish Home, Rhyd-y-Clafdy (52°52′52″N 4°28′54″W / 52.8811°N 4.4817°W / 52.8811; -4.4817), contour fort^[331]
Porth Oer (52°50′15″N 4°43′19″W / 52.8376°N 4.722°W / 52.8376; -4.722), promontory fort^[332]
Tal-y-Gareg, Tonfanau Quarry, Towyn (52°36′41″N 4°06′26″W / 52.6113°N 4.1073°W / 52.6113; -4.1073), contour fort^[333]
Tre'r Ceiri (52°58′29″N 4°25′26″W / 52.9747°N 4.4238°W / 52.9747; -4.4238), contour fort^[334]
Trwyn Porth Dinllaen (52°56′38″N 4°34′07″W / 52.944°N 4.5687°W / 52.944; -4.5687), promontory fort^[335]
Tyddyn Bychan, Rhyd y Clafdy (52°52′58″N 4°29′48″W / 52.8829°N 4.4967°W / 52.8829; -4.4967), promontory fort^[336]
Wyddgrug (52°54′01″N 4°32′59″W / 52.9003°N 4.5497°W / 52.9003; -4.5497), contour fort^[337]
Y Foel, Pontllynfi (53°01′51″N 4°18′44″W / 53.0309°N 4.3123°W / 53.0309; -4.3123), contour fort^[338]
Y Gaer, Ystum Gwadnaeth (52°46′51″N 3°49′09″W / 52.7807°N 3.8193°W / 52.7807; -3.8193), contour fort^[339]
Ynys For (52°57′50″N 4°05′13″W / 52.9638°N 4.0869°W / 52.9638; -4.0869), partial contour fort^[340]

Merthyr Tydfil County Borough

Castell Morlais (51°46′36″N 3°22′44″W / 51.7768°N 3.3789°W / 51.7768; -3.3789), contour fort^[341]

Monmouthshire

Blackfield Wood Camp (51°41′16″N 2°40′58″W / 51.6878°N 2.6827°W / 51.6878; -2.6827), promontory fort^[342]
Cae Camp (51°38′23″N 2°55′40″W / 51.6398°N 2.9278°W / 51.6398; -2.9278), contour fort^[343]
Caerau Camp, Ponthir (51°38′09″N 2°58′11″W / 51.6357°N 2.9698°W / 51.6357; -2.9698), partial contour fort^[344]
Coed y Bwnydd Camp (51°45′23″N 2°55′17″W / 51.7563°N 2.9214°W / 51.7563; -2.9214), contour fort^[345]
Gaer Fawr Camp, Llangwm (51°41′07″N 2°48′35″W / 51.6853°N 2.8096°W / 51.6853; -2.8096), contour fort^[346]
Gaer Hill Camp, Penterry (51°40′40″N 2°42′01″W / 51.6779°N 2.7002°W / 51.6779; -2.7002), contour fort^[347]
Gaer hill fort, Trellech (51°43′49″N 2°44′08″W / 51.7303°N 2.7356°W / 51.7303; -2.7356), multiple enclosure hillfort^[348]
Great House Camp (51°43′34″N 2°49′23″W / 51.7261°N 2.8231°W / 51.7261; -2.8231), contour fort^[349]
Llancayo Camp (51°43′46″N 2°54′07″W / 51.7294°N 2.902°W / 51.7294; -2.902), promontory fort^[350]
Llanmelin Wood Camp and Llanmelin Outpost, Caerwent (51°37′45″N 2°46′46″W / 51.6291°N 2.7794°W / 51.6291; -2.7794), contour fort^[351]
Mitchel-troy enclosure (51°47′33″N 2°44′24″W / 51.7924°N 2.7399°W / 51.7924; -2.7399), hillslope fort^[352]
Pen Twyn, Llanfihangel Crucorney (51°54′04″N 2°59′15″W / 51.9011°N 2.9874°W / 51.9011; -2.9874), contour fort^[353]
Piercefield Great Camp (51°39′37″N 2°40′20″W / 51.6604°N 2.6721°W / 51.6604; -2.6721), partial contour fort^[354]
Piercefield Little Camp (51°39′30″N 2°40′38″W / 51.6583°N 2.6772°W / 51.6583; -2.6772), level terrain fort^[355]
Sudbrook Camp (51°34′57″N 2°42′55″W / 51.5826°N 2.7154°W / 51.5826; -2.7154), promontory fort^[356]
The Bulwarks, Chepstow (51°37′52″N 2°40′08″W / 51.6312°N 2.6689°W / 51.6312; -2.6689), promontory fort^[357]
The Larches Camp (51°36′21″N 2°49′13″W / 51.6058°N 2.8202°W / 51.6058; -2.8202), contour fort^[358]
Twyn y Gaer, Llanfihangel Crucorney (51°53′30″N 3°01′38″W / 51.8916°N 3.0273°W / 51.8916; -3.0273), contour fort^[359]
Ysgyryd (Skirrid) Fawr (51°51′32″N 2°58′22″W / 51.859°N 2.9727°W / 51.859; -2.9727), contour fort^[360]

Neath Port Talbot County Borough

Buarth y Gaer (51°37′39″N 3°47′06″W / 51.6276°N 3.7849°W / 51.6276; -3.7849), contour fort^[361]
Caer Blaen-y-cwm, Margam (51°34′44″N 3°41′06″W / 51.579°N 3.6851°W / 51.579; -3.6851), hillslope fort^[362]
Carn Caca (51°41′30″N 3°41′29″W / 51.6918°N 3.6914°W / 51.6918; -3.6914), partial contour fort^[363]
Cefn yr Argoed (51°37′59″N 3°41′20″W / 51.6331°N 3.6888°W / 51.6331; -3.6888), hillslope fort^[364]
Craig Ty-Isaf (51°37′31″N 3°47′52″W / 51.6254°N 3.7979°W / 51.6254; -3.7979), partial contour fort^[365]
Gaer Fawr Lower Camp, Mynydd y Gaer (51°37′59″N 3°47′06″W / 51.6331°N 3.785°W / 51.6331; -3.785), partial contour fort^[366]
Glyn-Neath (51°44′57″N 3°37′00″W / 51.7492°N 3.6166°W / 51.7492; -3.6166), contour fort^[367]
Half Moon Camp, Margam (51°34′00″N 3°44′00″W / 51.5666°N 3.7332°W / 51.5666; -3.7332), contour fort^[368]
Mynydd-y-Castell Camp, Margam (51°33′55″N 3°43′25″W / 51.5653°N 3.7237°W / 51.5653; -3.7237), contour fort^[369]
Pen y Castell, Cwmafan (51°36′41″N 3°45′03″W / 51.6115°N 3.7509°W / 51.6115; -3.7509), contour fort^[370]
Warren Hill, Briton Ferry (51°37′53″N 3°49′37″W / 51.6315°N 3.8269°W / 51.6315; -3.8269), contour fort^[371]

Newport

Castell Prin (51°37′38″N 2°51′14″W / 51.6272°N 2.854°W / 51.6272; -2.854), contour fort^[372]
Coed-y-Caerau enclosure complex (51°37′08″N 2°53′58″W / 51.619°N 2.8995°W / 51.619; -2.8995), contour fort^[373]
Graig-y-Saeson (51°34′12″N 3°03′00″W / 51.5701°N 3.0499°W / 51.5701; -3.0499), partial contour fort^[374]
Lodge Wood Camp (51°36′59″N 2°58′45″W / 51.6164°N 2.9792°W / 51.6164; -2.9792), contour fort^[375]
Rhiwderin Camp (51°35′01″N 3°03′49″W / 51.5836°N 3.0636°W / 51.5836; -3.0636), contour fort^[376]
St Julian's Wood Camp, Christchurch (51°35′49″N 2°57′15″W / 51.5969°N 2.9541°W / 51.5969; -2.9541), hillslope fort^[377]
The Mount, Pen-y-Lan (51°33′28″N 3°04′16″W / 51.5579°N 3.071°W / 51.5579; -3.071), contour fort^[378]
Tredegar Fort (51°34′33″N 3°01′36″W / 51.5759°N 3.0267°W / 51.5759; -3.0267), contour fort^[379]
Wilcrick Hill Camp (51°35′09″N 2°51′04″W / 51.5859°N 2.8512°W / 51.5859; -2.8512), contour fort^[380]

Pembrokeshire

Porth y Rhaw

Foel Drygarn

Allt Fawr (51°53′58″N 4°47′35″W / 51.8994°N 4.7931°W / 51.8994; -4.7931), promontory fort^[381]
Arnold's Hill (51°48′10″N 4°53′06″W / 51.8027°N 4.885°W / 51.8027; -4.885), partial contour fort^[382]
Berry Hill (52°01′13″N 4°48′58″W / 52.0204°N 4.816°W / 52.0204; -4.816), promontory fort^[383]
Berry Slade (51°37′48″N 5°03′37″W / 51.6301°N 5.0602°W / 51.6301; -5.0602), promontory fort^[384]
Black Point Rath (51°47′43″N 5°06′18″W / 51.7952°N 5.105°W / 51.7952; -5.105), promontory fort^[385]
Blaen Gywddno (51°46′45″N 4°40′51″W / 51.7793°N 4.6807°W / 51.7793; -4.6807), promontory fort^[386]
Borough Head (51°46′16″N 5°08′07″W / 51.771°N 5.1354°W / 51.771; -5.1354), promontory fort^[387]
Bowett Wood Camp (51°40′05″N 4°56′06″W / 51.6681°N 4.935°W / 51.6681; -4.935), promontory fort^[388]
Brawdy Castle (51°52′24″N 5°06′22″W / 51.8732°N 5.1061°W / 51.8732; -5.1061), promontory fort^[389]
Broadmoor Rath (51°46′06″N 5°09′55″W / 51.7682°N 5.1653°W / 51.7682; -5.1653), promontory fort^[390]
Buckspool Down Camp (51°36′08″N 4°57′19″W / 51.6023°N 4.9553°W / 51.6023; -4.9553), promontory fort^[391]
Bulliber Camp (51°37′45″N 5°01′54″W / 51.6293°N 5.0316°W / 51.6293; -5.0316), partial contour fort^[392]
Bush Inn Camp, Robeston Wathen (51°48′19″N 4°47′30″W / 51.8053°N 4.7916°W / 51.8053; -4.7916), promontory fort^[393]
Caer Aber Pwll, Caerau (51°55′52″N 5°13′06″W / 51.9311°N 5.2184°W / 51.9311; -5.2184), promontory fort^[394]
Caerau Gaer, Llandewi Velfrey (51°48′45″N 4°42′00″W / 51.8125°N 4.6999°W / 51.8125; -4.6999), partial contour fort^[395]
Canaston Wood Camp (51°47′34″N 4°46′22″W / 51.7927°N 4.7729°W / 51.7927; -4.7729), promontory fort^[396]
Capeston Rath (51°44′37″N 5°05′24″W / 51.7435°N 5.0901°W / 51.7435; -5.0901), promontory fort^[397]
Carn Alw (51°58′15″N 4°42′40″W / 51.9707°N 4.7112°W / 51.9707; -4.7112), partial contour fort^[398]
Carn Ffoi (52°00′20″N 4°50′41″W / 52.0055°N 4.8447°W / 52.0055; -4.8447), contour fort^[399]
Carningli Hillfort (52°00′00″N 4°49′22″W / 52°N 4.8227°W / 52; -4.8227), partial contour fort^[400]
Carreg Golchfa (51°58′29″N 5°05′02″W / 51.9747°N 5.084°W / 51.9747; -5.084), promontory fort^[401]
Castell Caerwen (51°58′14″N 4°53′16″W / 51.9705°N 4.8877°W / 51.9705; -4.8877), promontory fort^[402]
Castell Coch, Penmorfa (51°58′13″N 5°05′56″W / 51.9702°N 5.0989°W / 51.9702; -5.0989), promontory fort^[403]
Castell Coch, Tremynydd (51°55′38″N 5°14′12″W / 51.9272°N 5.2368°W / 51.9272; -5.2368), promontory fort^[404]
Castell Coch, Trevine (51°57′39″N 5°08′42″W / 51.9607°N 5.145°W / 51.9607; -5.145), promontory fort^[405]
Castell Cynon (51°58′30″N 4°50′11″W / 51.975°N 4.8365°W / 51.975; -4.8365), promontory fort^[406]
Castell Felinganol (52°02′54″N 4°40′44″W / 52.0482°N 4.679°W / 52.0482; -4.679), promontory fort^[407]
Castell Forlan (51°54′18″N 4°46′30″W / 51.905°N 4.775°W / 51.905; -4.775), promontory fort^[408]
Castell Gilfach Gam (51°58′17″N 4°29′20″W / 51.9715°N 4.4888°W / 51.9715; -4.4888), promontory fort^[409]
Castell Gwyn II (51°51′41″N 4°45′05″W / 51.8613°N 4.7515°W / 51.8613; -4.7515), promontory fort^[410]
Castell Gwyn, Llandissilio (51°51′44″N 4°44′46″W / 51.8621°N 4.746°W / 51.8621; -4.746), multiple enclosure hillfort^[411]
Castell Gwyndy (51°49′23″N 4°40′32″W / 51.823°N 4.6755°W / 51.823; -4.6755), promontory fort^[412]
Castell Heinif (51°52′27″N 5°18′30″W / 51.8742°N 5.3082°W / 51.8742; -5.3082), promontory fort^[413]
Castell Hendre Wen (51°57′46″N 5°01′40″W / 51.9628°N 5.0278°W / 51.9628; -5.0278), partial contour fort^[414]
Castell Henllys (52°01′04″N 4°44′43″W / 52.0178°N 4.7453°W / 52.0178; -4.7453), partial contour fort^[415]
Castell Llwyd, Meline (52°00′18″N 4°45′04″W / 52.0049°N 4.751°W / 52.0049; -4.751), promontory fort^[416]
Castell Mael, Puncheston (51°55′50″N 4°53′47″W / 51.9306°N 4.8963°W / 51.9306; -4.8963), promontory fort^[417]
Castell Mawr Hillfort (52°00′23″N 4°44′33″W / 52.0064°N 4.7424°W / 52.0064; -4.7424), contour fort^[418]
Castell Meherin East (51°46′26″N 4°41′12″W / 51.7738°N 4.6867°W / 51.7738; -4.6867), contour fort^[419]
Castell Meherin West (51°46′26″N 4°41′18″W / 51.774°N 4.6883°W / 51.774; -4.6883), partial contour fort^[420]
Castell Nanhyfer, Nevern (52°01′36″N 4°47′49″W / 52.0267°N 4.7969°W / 52.0267; -4.7969), promontory fort^[421]
Castell Pant-y-Phillip (51°57′45″N 4°58′50″W / 51.9625°N 4.9806°W / 51.9625; -4.9806), contour fort^[422]
Castell Pen-yr-Allt, Llantood (52°02′46″N 4°41′16″W / 52.0461°N 4.6877°W / 52.0461; -4.6877), promontory fort^[423]
Castell Pengegin (51°58′24″N 4°51′23″W / 51.9734°N 4.8564°W / 51.9734; -4.8564), promontory fort^[424]
Castell Penpleidiau (51°52′11″N 5°15′04″W / 51.8696°N 5.251°W / 51.8696; -5.251), promontory fort^[425]
Castell Rhyd-y-Brwyn (51°51′58″N 4°48′33″W / 51.866°N 4.8093°W / 51.866; -4.8093), partial contour fort^[426]
Castell Tre Ruffydd (52°04′11″N 4°46′22″W / 52.0697°N 4.7727°W / 52.0697; -4.7727), promontory fort^[427]
Castell Trefach, Nevern (52°01′57″N 4°47′26″W / 52.0325°N 4.7905°W / 52.0325; -4.7905), promontory fort^[428]
Castell-y-Fuwch (51°55′32″N 4°52′28″W / 51.9255°N 4.8744°W / 51.9255; -4.8744), hillslope fort^[429]
Castle Head, St. Brides (51°45′21″N 5°11′32″W / 51.7559°N 5.1923°W / 51.7559; -5.1923), promontory fort^[430]
Castle Lake Camp (51°46′48″N 4°52′10″W / 51.78°N 4.8694°W / 51.78; -4.8694), promontory fort^[431]
Castlemartin Castle (51°38′45″N 5°00′53″W / 51.6457°N 5.0147°W / 51.6457; -5.0147), contour fort^[432]
Castles Bay (51°40′25″N 5°07′04″W / 51.6735°N 5.1179°W / 51.6735; -5.1179), promontory fort^[433]
Clawdd y Milwyr (51°54′11″N 5°18′43″W / 51.903°N 5.312°W / 51.903; -5.312), promontory fort^[434]
Clegyr Boia (51°52′43″N 5°17′19″W / 51.8785°N 5.2885°W / 51.8785; -5.2885), contour fort^[435]
Crocksydam Camp (51°36′36″N 4°58′57″W / 51.61°N 4.9825°W / 51.61; -4.9825), promontory fort^[436]
Crowhill Rath (51°49′02″N 4°58′31″W / 51.8172°N 4.9752°W / 51.8172; -4.9752), promontory fort^[437]
Cwm Gloyn Camp (Eastern enclosure). (52°01′23″N 4°45′54″W / 52.023°N 4.765°W / 52.023; -4.765), promontory fort^[438]
Cwm Gloyn II (West enclosure) (52°01′23″N 4°45′59″W / 52.023°N 4.7664°W / 52.023; -4.7664), promontory fort^[439]
Cwm-Pen-y-Benglog (52°00′08″N 4°44′32″W / 52.0021°N 4.7421°W / 52.0021; -4.7421), promontory fort^[440]
Dale Point (51°42′12″N 5°09′17″W / 51.7032°N 5.1546°W / 51.7032; -5.1546), promontory fort^[441]
Denant (51°46′39″N 5°00′48″W / 51.7775°N 5.0132°W / 51.7775; -5.0132), promontory fort^[442]
Dinas Fach, Solva (51°51′44″N 5°09′33″W / 51.8621°N 5.1592°W / 51.8621; -5.1592), promontory fort^[443]
Dinas Island Castle (East) (52°01′28″N 4°53′49″W / 52.0245°N 4.8969°W / 52.0245; -4.8969), partial contour fort^[444]
Dinas Mawr, Llanwnda, Pen-caer (52°00′23″N 5°04′42″W / 52.0064°N 5.0782°W / 52.0064; -5.0782), promontory fort^[445]
Faenor Gaer (51°49′12″N 4°45′59″W / 51.82°N 4.7665°W / 51.82; -4.7665), partial contour fort^[446]
Ffynone Wood (52°00′59″N 4°33′33″W / 52.0165°N 4.5591°W / 52.0165; -4.5591), promontory fort^[447]
Fishpond Camp (51°36′57″N 4°55′53″W / 51.6157°N 4.9315°W / 51.6157; -4.9315), promontory fort^[448]
Flimston Bay Camp, Castlemartin (51°36′45″N 4°59′28″W / 51.6126°N 4.991°W / 51.6126; -4.991), promontory fort^[449]
Foel Drygarn (51°58′13″N 4°41′00″W / 51.9703°N 4.6833°W / 51.9703; -4.6833), contour fort^[450]
Freshwater East Camp (51°38′55″N 4°51′31″W / 51.6485°N 4.8586°W / 51.6485; -4.8586), promontory fort^[451]
Gaer Cwmffryd (52°02′12″N 4°41′01″W / 52.0367°N 4.6837°W / 52.0367; -4.6837), promontory fort^[452]
Garn Fawr (52°00′29″N 5°04′03″W / 52.008°N 5.0676°W / 52.008; -5.0676), contour fort^[453]
Garn Fechan, Llanwnda (52°00′32″N 5°03′38″W / 52.009°N 5.0605°W / 52.009; -5.0605), contour fort^[454]
Glandwr Isaf Camp (52°04′09″N 4°44′10″W / 52.0692°N 4.7361°W / 52.0692; -4.7361), promontory fort^[455]
Great Castle Head, Dale (51°42′24″N 5°11′11″W / 51.7066°N 5.1865°W / 51.7066; -5.1865), promontory fort^[456]
Great Castle Head, St Ishmael's (51°42′42″N 5°06′58″W / 51.7116°N 5.116°W / 51.7116; -5.116), promontory fort^[457]
Great Treffgarne Rocks Camp (51°53′12″N 4°58′14″W / 51.8867°N 4.9705°W / 51.8867; -4.9705), contour fort^[458]
Greenala Camp (51°37′57″N 4°52′54″W / 51.6325°N 4.8818°W / 51.6325; -4.8818), promontory fort^[459]
Gribin Promontory Fort, Solva (51°52′13″N 5°11′38″W / 51.8703°N 5.194°W / 51.8703; -5.194), contour fort^[460]
Gribin Ridge Fort, Solva (51°52′23″N 5°11′17″W / 51.8731°N 5.1881°W / 51.8731; -5.1881), partial contour fort^[461]
Hazel Grove Camp South (51°52′21″N 4°57′30″W / 51.8726°N 4.9582°W / 51.8726; -4.9582), promontory fort^[462]
Holgan (