South Dakota Highway 407

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Highway 407
Route information
Maintained by SDDOT
Length	1.786 mi[1] (2.874 km)
Existed	1975–present
Major junctions
South end	N-87 south of Pine Ridge
North end	US 18/BIA Rd. 32 in Pine Ridge
Location
Country	United States
State	South Dakota
Counties	Oglala Lakota[Note 1]
Highway system
South Dakota State Trunk Highway System Interstate US State
← SD 391 → SD 437

South Dakota Highway 407 (SD 407) is a 1.786-mile (2.874 km) state highway on the southern edge of Oglala Lakota County,^{[Note 1]} South Dakota, United States. Along with Nebraska Highway 87 (N-87), SD 407 serves as a connector route between U.S. Route 20 (US 20) in Rushville, Nebraska and U.S. Route 18 (US 18) in Pine Ridge.

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