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 11 exciting races across the region. Find your next race in Ohio below and join the running community at these great events!
October 2026
Trail 5K, a 1 mile walk and a roughly 2 km kayak option at Steyer Nature Preserve, with proceeds benefiting the Sandusky River Watershed Coalition.
November 2026
Indoor triathlon at McConnell Heart Health Center in Columbus on 11/08/2026 with 10 min swim, 30 min bike and 20 min run; individual and 2 or 3 person relay options.
A Cincinnati hill-climb event featuring run/walk/ruck, bike, and duathlon options with in-person and virtual entries and online registration.
May 2027
A USAT sanctioned duathlon at Secor Metropark near Toledo combining a 2.5 mile run, 13.5 mile bike, and 5k run.
A three day multisport festival at Pleasant Hill Lake Park with triathlon, aquabike, open water swims and Fondo rides across multiple distances and team relay options.
Monthly updates for Ohio
Get new running races (and updates) in your inbox every month.
Evening duathlon at Cycle Werks in Whitehouse, Ohio, featuring run, bike, run distances and USA Triathlon sanctioning.
June 2027
A multisport event in Napoleon Ohio on June 12, 2027 featuring individual and team triathlon and duathlon races plus a kids fun triathlon; registration runs January 14 to May 14 with tiered entry fees.
USAT sanctioned multi-sport festival at Nona France Quarry with triathlon, duathlon and a three person super sprint relay modeled on the Olympic relay.
July 2027
Women only triathlon and duathlon in Sylvania with swim, bike and run distances, team relays and USAT sanctioning.
A Lake Erie half distance triathlon in Sandusky featuring a ferry swim start, a flat 56 mile bike through farmland and a 13.1 mile run through historic downtown.
August 2027
Multi-distance triathlon and duathlon at Olander Lake in Sylvania, Ohio, with sprint and Olympic options, relays, USAT sanctioning, and national age-group rankings.