South Dakota Highway 71

Highway 71 marker
Highway 71
Cascade Road
Map
SD  highlighted in red
Route information
Maintained by SDDOT
Length34.535 mi[1] (55.579 km)
Existed1962–present
Major junctions
South end N-2 / N-71 northwest of Crawford, NE
North end
US 18 Byp. in Hot Springs
Location
CountryUnited States
StateSouth Dakota
CountiesFall River
Highway system
  • South Dakota State Trunk Highway System
SD 65 SD 73

South Dakota Highway 71 (SD 71) is a 34.535-mile (55.579 km) state highway in Fall River County, South Dakota, United States, that travels from the Nebraska state line (where it continues as N-2/N-71 through the Black Hills National Forest) to U.S. Route 18 Bypass (US 18 Byp.) in Hot Springs. It is part of a triple state highway serving South Dakota, Nebraska, and Colorado.

  1. ^ "State Highway Log: Rapid City Region" (PDF). South Dakota Department of Transportation. February 7, 2020. pp. 72–73. Retrieved June 2, 2021.