South Dakota

Upcoming marathons in South Dakota

September 2026

Sundance to Spearfish Marathon
Marathon
September 13, 2026
Spearfish, SD, USA
Sioux Falls Marathon
Marathon, Half Marathon, 5K
September 20, 2026
Sioux Falls, SD, USA

October 2026

Brookings Marathon
Marathon, Relay, Half Marathon, 5K
October 3, 2026
Brookings, SD, USA
Run Crazy Horse Marathon
Marathon, Half Marathon, Marathon Relay, Fast 5K, Kids 1K
October 4, 2026
Hill City, SD, USA

June 2027

Deadwood-Mickelson Trail Marathon
Marathon, Half Marathon, 5K, 1K
June 6, 2027
Deadwood, SD, USA