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Triathlon Calendar near Columbia 2026-2027

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Explore the top triathlons near Columbia for 2026-2027! We've gathered 3 exciting races in the area. Check out our detailed list below to find your next local race.

December 2026
Dec
5
Sa

Castlewood Adventure Race

Multisport 8 HOUR ADVENTURE RACE - S... 5 15 5 mi 8 HOUR ADVENTURE RACE - 2... 5 15 5 mi 8 HOUR ADVENTURE RACE - 3... 5 15 5 mi 8 HOUR ADVENTURE RACE - 4... 5 15 5 mi
An 8 hour off road adventure race near St Louis combining navigation, paddling, biking and running on a secret course with solo and team divisions.
June 2027
Jun
1
Tu

St. Louis Triathlon

Triathlon Duathlon Aquathlon Sprint 750 m 5 km Olympic 1 mi 10 km Sprint 750 m 20 km Sprint 750 m 20 5 km
USAT sanctioned triathlon at Creve Coeur Park on June 28, 2026 offering sprint, Olympic, relay and 6K options with an expo and packet pickup the day before.
July 2027
Jul
18
Su

Ballwin Triathlon

Triathlon Sprint 300 m 9 3.4 mi Sprint 300 m 9 3.4 mi 1 m 9 3.4 mi
USAT sanctioned triathlon in Ballwin featuring a 300 yard swim, 9 mile bike and 3.4 mile run with single, relay, and double formats on July 18, 2027.
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