Rapid City
Triathlon Calendar near Rapid City 2026-2027
Monthly updates for Rapid City
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Explore the top triathlon near Rapid City for 2026-2027! We've gathered 1 exciting races in the area. Check out our detailed list below to find your next local race.
September 2026
Triathlon in Custer State Park with 70.3, Olympic and sprint options, open water swim at Stockade Lake and bike and run courses through the Black Hills.
Monthly updates for Rapid City
Get new running races (and updates) in your inbox every month.