This is a list of the second-level administrative divisions of the Kingdom of Morocco including all provinces and prefectures in descending order of their total areas as per the Census Report of 2004.[1]
Note: Most areas of some divisions are shown combined.
| Rank | Administrative Division | Area (km.²) | Region |
| - | Morocco | 741,401 | - |
| 1 | Oued Ed-Dahab Province | 76,948 | Oued Ed-Dahab-Lagouira |
| 2 | Aousserd Province | 65,917 | Oued Ed-Dahab-Lagouira |
| 3 | Errachidia Province | 59,170 | Meknès-Tafilalet |
| 4 | Figuig Province | 55,990 | Oriental |
| 5 | Boujdour Province | 43,753 | Laâyoune-Boujdour-Sakia El Hamra |
| 6 | Es-Semara Province | 43,327 | Guelmim-Es Semara |
| 7 | Ouarzazate Province | 41,550 | Souss-Massa-Drâa |
| 8 | Laâyoune Province | 34,139 | Laâyoune-Boujdour-Sakia El Hamra |
| 9 | Guelmim Province | 28,750 | Guelmim-Es Semara |
| 10 | Tata Province | 25,925 | Guelmim-Es Semara |
| 11 | Oujda-Angad Province | 18,715 | Oriental |
| - | Jerada Province | [MA-OR-OA] | Oriental |
| - | Taourirt Province | [MA-OR-OA] | Oriental |
| 12 | Assa-Zag Province | 18,428 | Guelmim-Es Semara |
| 13 | Tan-Tan Province | 17,295 | Guelmim-Es Semara |
| 14 | Taroudant Province | 16,460 | Souss-Massa-Drâa |
| 15 | Taza Province | 15,020 | Taza-Al Hoceima-Taounate |
| 16 | Boulemane Province | 14,395 | Fès-Boulemane |
| 17 | Khénifra Province | 12,320 | Meknès-Tafilalet |
| 18 | El Kelâat Es-Sraghna Province | 10,070 | Marrakech-Tensift-El Haouz |
| 19 | Azilal Province | 10,000 | Tadla-Azilal |
| 20 | Settat Province | 9,750 | Chaouia-Ouardigha |
| 21 | Khémisset Province | 8,305 | Rabat-Salé-Zemmour-Zaer |
| 22 | Safi Province | 7,285 | Doukkala-Abda |
| 23 | Tiznit Province | 6,960 | Souss-Massa-Drâa |
| 24 | Chichaoua Province | 6,872 | Marrakech-Tensift-El Haouz |
| 25 | Béni Mellal Province | 6,638 | Tadla-Azilal |
| 26 | Essaouira Province | 6,335 | Marrakech-Tensift-El Haouz |
| 27 | Al Haouz Province | 6,212 | Marrakech-Tensift-El Haouz |
| 28 | Nador Province | 6,130 | Oriental |
| 29 | El Jadida Province | 6,000 | Doukkala-Abda |
| 30 | Taounate Province | 5,585 | Taza-Al Hoceima-Taounate |
| 31 | Fès-Dar-Dbibegh Prefecture | 5,400 | Fès-Boulemane |
| - | Moulay Yacoub Prefecture | [MA-FB-FD] | Fès-Boulemane |
| - | Sefrou Prefecture | [MA-FB-FD] | Fès-Boulemane |
| 32 | Kénitra Province | 4,745 | Gharb-Chrarda-Béni Hssen |
| 33 | Zagora Province | 4,663 | Souss-Massa-Drâa |
| 34 | Chefchaouen Province | 4,350 | Tangier-Tétouan |
| 35 | Khouribga Province | 4,250 | Chaouia-Ouardigha |
| 36 | Sidi Kacem Province | 4,060 | Gharb-Chrarda-Béni Hssen |
| 37 | Al Hoceïma Province | 3,520 | Taza-Al Hoceima-Taounate |
| 38 | Ifrane Province | 3,310 | Meknès-Tafilalet |
| 39 | Tétouan Prefecture | 3,245 | Tangier-Tétouan |
| 40 | Larache Province | 2,780 | Tangier-Tétouan |
| 41 | Ben Slimane Province | 2,760 | Chaouia-Ouardigha |
| 42 | Agadir-Ida Ou Tanane Prefecture | 2,297 | Souss-Massa-Drâa |
| - | Chtouka-Aït Baha Province | [MA-SM-AI] | Souss-Massa-Drâa |
| - | Inezgane-Aït Melloul Prefecture | [MA-SM-AI] | Souss-Massa-Drâa |
| 43 | El Hajeb Province | 2,209 | Meknès-Tafilalet |
| 44 | Berkane Province | 1,985 | Oriental |
| 45 | Meknès-El Menzeh Prefecture | 1,786 | Meknès-Tafilalet |
| 46 | Marrakech Prefecture | 1,671 | Marrakech-Tensift-El Haouz |
| 47 | Casablanca-Anfa Prefecture | 873 | Greater Casablanca |
| 48 | Tanger-Assilah Prefecture | 863 | Tangier-Tétouan |
| 49 | Salé Prefecture | 695 | Rabat-Salé-Zemmour-Zaer |
| 50 | Nouaceur Province | 515 | Greater Casablanca |
| 51 | Skhirate-Témara Prefecture | 463 | Rabat-Salé-Zemmour-Zaer |
| 52 | Fahs Anjra Prefecture | 332 | Tangier-Tétouan |
| 53 | Médiouna Province | 234 | Greater Casablanca |
| 54 | Rabat Prefecture | 117 | Rabat-Salé-Zemmour-Zaer |
| 55 | Mohammedia Prefecture | 34 | Greater Casablanca |
