Tennessee State Route 157

State Route 157
Walnut Road
SR 157 highlighted in red
Route information
Maintained by TDOT
Length	5.30 mi (8.53 km)
Major junctions
South end	SR 22 near Samburg
North end	KY 311 at the Kentucky state line near Reelfoot National Wildlife Refuge
Location
Country	United States
State	Tennessee
Counties	Obion
Highway system
Tennessee State Routes Interstate US State
← SR 156 → SR 158

State Route 157 (SR 157) is a short secondary highway in northern Obion County, Tennessee.

SR 157 begins at its junction with SR 22 northeast of Samburg and continues in a northerly direction toward the Kentucky/Tennessee state line as it passes through or nearby the unincorporated communities Walnut Log and Fishgap Hill. At the state line, the route changes to Kentucky Route 311 and continues on to Hickman, Kentucky. This highway carries a 55 mph (89 km/h) speed limit and is designated as a secondary highway throughout its entire length in the State of Tennessee. It also passes through the Reelfoot National Wildlife Refuge.

• Reelfoot National Wildlife Refuge/Lake Isom National Wildlife Refuge Headquarters and Visitor Center
• Reelfoot National Wildlife Refuge -- Grassy Island Unit -- Auto Tour, Hiking Trails, and Boat it Ramp off Walnut Log Road
• Reelfoot National Wildlife Refuge -- Long Point Unit -- Access via Kentucky Route 311 and Kentucky Route 1282

The entire route is in Obion County.

Location	mi	km	Destinations	Notes
​	0.0	0.0	SR 22 (W Highway 22) – Samburg, Union City	Southern terminus
​	5.30	8.53	KY 311 north – Hickman	Kentucky state line; northern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi

• Tennessee Department of Transportation
• Obion County Highway Map
• Reelfoot National Wildlife Refuge Home Page
• Lake Isom National Wildlife Refuge Home Page