Fenton
Triathlon Calendar near Fenton 2026-2027
Monthly updates for Fenton
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Fenton for 2026-2027! We've gathered 5 exciting races in the area. Check out our detailed list below to find your next local race.
August 2026
A short-course triathlon on August 15, 2026 in O'Fallon, IL featuring a 150 m pool swim, 10 mile bike through rolling hills, and a 2 mile flat run. Post-race breakfast is available and proceeds support a memorial foundation.
A USAT sanctioned multisport event in Saint Peters on August 23, 2026 offering distances from a 300 meter super sprint to a half distance, plus duathlon, aquabike, aquathlon and a 5K run.
September 2026
A biathlon with a 5 mile run and 22 mile bike plus a separate 5K run in Millstadt on Sept 13, 2026 with post race food and yoga; proceeds support the Park Fund.
June 2027
A USAT sanctioned state championship triathlon at Creve Coeur Park on June 28, 2026 featuring sprint and Olympic formats, relays, a 6K run, pre race expo and post race festival with awards and athlete amenities.
July 2027
A USAT sanctioned pool triathlon in Ballwin on July 19, 2026 with 300 yard swim, 9 mile bike and 3.4 mile run plus single, relay and double options.
Monthly updates for Fenton
Get new running races (and updates) in your inbox every month.