Iowa
Iowa Triathlon Calendar 2026-2027
Monthly updates for Iowa
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Explore the best triathlons in Iowa for 2026-2027! Our updated list features 23 exciting races across the region. Find your next race in Iowa below and join the running community at these great events!
September 2026
A combined paddle and trail run at Quarry Springs Park in Colfax, Iowa. Participants can complete a two mile kayak plus a 3.5 mile run, enter as a relay member, or register for the 3.5 mile run or walk with or without a dog.
October 2026
A navigation-based adventure race in northeast Iowa on October 3, 2026, combining trekking, biking and paddling across varied Driftless Region terrain. Two timed options accommodate teams or solo entrants with published gear and rule requirements.
A multi-sport weekend in October combining trail running, fly fishing, and craft beer at Yellow River State Forest near Harpers Ferry, Iowa. It features a mostly flat five mile trail run, catch and release trout fishing, and fundraising for coldwater..