South Dakota Highway 407
|Maintained by SDDOT|
|Length:||1.786 mi (2.874 km)|
|South end:||N-87 south of Pine Ridge|
|North end:||US 18 in Pine Ridge|
South Dakota Highway 407 (SD 407) is a short state highway in Oglala Lakota County in southwestern South Dakota. Along with Nebraska Highway 87 (N-87), SD 407 serves as a connector route between U.S. Route 18 (US 18) in Pine Ridge, South Dakota, and US 20 in Rushville, Nebraska.
SD 407 begins as N-87 crosses the state line south of Pine Ridge. The highway travels north towards Pine Ridge. It ends at an intersection with US 18 in Pine Ridge. On average, SD 407 is driven by over 4700 vehicles per day.
The entire route is in Oglala Lakota County.
|Pine Ridge Indian Reservation||0.000||0.000||N-87 south||Continuation into Nebraska|
|Pine Ridge||1.786||2.874||US 18|
|1.000 mi = 1.609 km; 1.000 km = 0.621 mi