South Dakota Highway 89

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Highway 89 marker

Highway 89
Route of SD 89 (in red)
Route information
Defined by SDCL §31-4-183
Maintained by SDDOT
Length: 34.5 mi[1][2] (55.5 km)
Existed: 1950 – present
Major junctions
South end: US 18 near Minnekahta
  US 385 in Pringle
US 16A in Custer
North end: SD 87 in Custer State Park
Highway system
  • South Dakota Highways
SD 87 I-90

South Dakota Highway 89 (SD 89) is a state highway in southwest South Dakota. The highway is 40 miles (64 km) long and runs from U.S. Route 18 near Minnekahta to South Dakota Highway 87 in Custer State Park. SD 89 is co-signed with U.S. Route 385 from Pringle to Custer. The portion of the highway from Custer to SD 87 is part of the Peter Norbeck Scenic Byway.

History[edit]

SD 89 was established in 1950 from Spearfish to Minnekahta. The section from Spearfish to SD 87 was changed to U.S. Route 14 Alternate and U.S. Forest Service roads. The section of SD 89 from Custer to Sylvan Lake was once part of an alternate route of U.S. Route 85.

Major intersections[edit]

County Location mi[1][2] km Destinations Notes
Fall River 0.0 0.0 US 18
Custer Pringle 15.6 25.1 US 385 south South end of US 385 concurrency
Custer 27.2 43.8 US 16 west South end of US 16 concurrency
27.7 44.6 US 16 east / US 385 north
US 16A begins
North end of US 16 and US 385 concurrencies, south end of US 16A concurrency
28.4 45.7 US 16A north North end of US 16A concurrency
Custer State Park 34.5 55.5 SD 87
1.000 mi = 1.609 km; 1.000 km = 0.621 mi

References[edit]

  1. ^ a b General Highway Map (PDF) (Map). Fall River County. South Dakota Department of Transportation. 2010. Retrieved December 19, 2011. 
  2. ^ a b General Highway Map (PDF) (Map). Custer County. South Dakota Department of Transportation. 2010. Retrieved December 19, 2011. 

Route map: Bing / Google

KML is from Wikidata