Ohio
Ohio Triathlon Calendar 2026-2027
Monthly updates for Ohio
Get new running races (and updates) in your inbox every month.
Explore the best triathlons in Ohio for 2026-2027! Our updated list features 22 exciting races across the region. Find your next race in Ohio below and join the running community at these great events!
November 2026
An indoor, timed triathlon at McConnell Heart Health Center on November 8, 2026, with swim, bike, and run segments, limited heats, a relay team option, and proceeds supporting the OhioHealth Behavioral Medicine/Addiction Medicine Fellowship.
May 2027
Dooby Du is a duathlon at Secor Metropark near Toledo, Ohio. The course includes a 2.5 mile run, a 13.5 mile bike and a 5k run, and the race is sanctioned by USAT.