South Dakota Highway 89

South Dakota Highway 89 (SD 89) is a 34.5-mile (55.5 km) state highway in Fall River and Custer counties in South Dakota, United States, that travels from U.S. Route 18 (US 18) near Minnekahta to SD 87 in Custer State Park. SD 89 is concurrent with US 385 from Pringle to Custer. The portion of the highway from Custer to SD 87 is part of the Peter Norbeck Scenic Byway.

Highway 89 marker

Highway 89

Route of SD 89 (in red)
Route information
Maintained by SDDOT
Length34.5 mi[1][2] (55.5 km)
Existed1950–present
Major junctions
South end US 18 near Minnekahta
Major intersections
North end SD 87 in Custer State Park
Location
CountryUnited States
StateSouth Dakota
Counties
Highway system
  • South Dakota State Trunk Highway System
SD 87 I-90

Route description

History

SD 89 was established in 1950 from Spearfish to Minnekahta. The section from SD 87 to Spearfish was redesignated as US 14 Alternate and U.S. Forest Service roads. The section of SD 89 from Custer to Sylvan Lake was once part of US 85 Alternate and replaced in December 1952.[3]

Major intersections

CountyLocationmi[1][2]kmDestinationsNotes
Fall River0.00.0 US 18 Edgemont, Hot Springs, The Mammoth Site, George S. Mickelson Trail Burlington Route Minnekahta TrailheadSouthern terminus
CusterPringle15.625.1
US 385 south Hot Springs
South end of US 385 concurrency
Custer27.243.8
US 16 west (Mt. Rushmore Road) Jewel Cave Natl. Monument
South end of US 16 concurrency
27.744.6


US 16 east / US 385 north (North 5th Street) / US 16A begins
North end of US 16 and US 385 concurrencies; western terminus of US 16A; south end of US 16A concurrency
28.445.7
US 16A east Custer State Park Stockade Lake Entrance, Legion Lake
North end of US 16A concurrency
Custer State Park34.555.5 SD 87 (Needles Highway) – Park Entrance Station, Sylvan Lake, Harney Peak Trailhead, Sylvan Lake Lodge, Hill CityNorthern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi

See also

References

  1. General Highway Map (PDF) (Map). Fall River County. South Dakota Department of Transportation. 2010. Retrieved December 19, 2011.
  2. General Highway Map (PDF) (Map). Custer County. South Dakota Department of Transportation. 2010. Retrieved December 19, 2011.
  3. "Several Hills Highways Given New Numbers". Deadwood Pioneer-Times. Deadwood, South Dakota. December 3, 1952. p. 1. Retrieved December 18, 2019 via Newspapers.com. open access
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