South Dakota
South Dakota Triathlon Calendar 2025-2026
Explore the best triathlons in South Dakota for 2025-2026! Our updated list features 2 exciting races across the region. Find your next race in South Dakota below and join the running community at these great events!
August 2025
Yankton's Best Triathlon, held in Yankton, South Dakota, features a 400-meter open water swim in the Lewis and Clark Reservoir, a 14-mile bike ride through historic Yankton and along the Missouri Rive..
The Southern Hills Triathlon is a premier triathlon event held at Angostura Recreation Area in the scenic Black Hills near Hot Springs, South Dakota. The race features multiple distances, including Su..
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