About trails in South Dakota

South Dakota has 404 named trails mapped across 27 counties, covering 980 miles in total, an average of 2.4 miles per trail. 360 of them are tagged for hiking and 139 for mountain biking.

The largest networks are Pennington County (113 trails), Lawrence County (77 trails), and Custer County (69 trails). The longest single trail in the state is Deerfield Trail in Pennington County, at 45.5 miles. Across South Dakota the map also carries 16 trailheads, 483 campsites, 20 waterfalls, and 195 boat launches.

Top trails in South Dakota

Deerfield TrailHikePennington County45.5 mi George S. Mickelson TrailMTBCuster County45.1 mi Tinton Trail #55HikeLawrence County38.8 mi Centennial TrailHikePennington County38.5 mi The Big Sioux River Recreation Trail and GreenwayMTBMinnehaha County32.6 mi Centennial Trail #89HikeMTBMeade County32.4 mi Centennial Trail #89HikeMTBCuster County29.3 mi Centennial Trail #89HikePennington County29.2 mi bicycleMTBMinnehaha County14.7 mi Flume TrailHikePennington County12.9 mi bicycleMTBLawrence County12.7 mi Deerfield Lake LoopHikeMTBPennington County11.4 mi 103rd StreetHikeMTBBrown County10.9 mi Castle TrailHikeJackson County10.3 mi River LoopHikeUnion County9.6 mi French Creek and Mt. Coolidge TrailHikeMTBCuster County9.4 mi Recreational TrailHikeMTBBrookings County9.4 mi Rapid City Bike PathHikeMTBPennington County9.2 mi Sioux River Red Rock TrailMTBMinnehaha County9.0 mi Highland Creek TrailHikeCuster County8.5 mi Medicine Root TrailHikeJackson County8.4 mi Paha Sapa TrailHikeMTBCuster County7.8 mi Dead Ox TrailHikeLawrence County7.3 mi Perimeter LoopHikeUnion County7.3 mi

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Trails by town

Trail geometry from OpenStreetMap contributors, licensed ODbL. Elevation from the USGS 3D Elevation Program. Compiled and published by Trailmonger · trail data last rebuilt August 9, 2026.