Half Marathons in South Dakota
From first-timer-friendly flats to trails worth traveling for, find a South Dakota half marathon that fits your goals and your sense of adventure.
19
upcoming races
19 races
Popsicle 5K/10K/Half - Sioux Falls · Sioux Falls, South Dakota
Leading Ladies & Dakota Spirit Marathon · Spearfish, South Dakota
Leading Ladies & Dakota Spirit Marathon · Spearfish, South Dakota
Mount Rushmore Half Marathon · Keystone, South Dakota
Mount Rushmore Half Marathon · Keystone, South Dakota
Sioux Falls Marathon · Sioux Falls, South Dakota
Golden Harvest Half Marathon & 5k/10k - Sioux Falls · Sioux Falls, South Dakota
2026 Center of the Nation Series - Day 4 (SD) · Belle Fourche, South Dakota
Brookings Marathon · Brookings, South Dakota
Brookings Marathon · Brookings, South Dakota
2026 Run Crazy Horse Half Marathon (16th Annual) · Hill City, South Dakota
Palace City Kiwanis Half Marathon, 10K & 5K · Mitchell, South Dakota
Run Crazy Horse · Crazy Horse, South Dakota
Spooky Sprint- Sioux Falls · Sioux Falls, South Dakota
Turkey Trails - Sioux Falls · Sioux Falls, South Dakota
2027 Lucky 7's · Sioux Falls, South Dakota
River Rat Run · Yankton, South Dakota
Prairie Series Day 6 - SD · Baltic, South Dakota
2027 Lean Horse Ultra Marathon · Hot Springs, South Dakota