Ohio
Ohio Triathlon Calendar 2026-2027
Monthly updates for Ohio
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Explore the best triathlons in Ohio for 2026-2027! Our updated list features 19 exciting races across the region. Find your next race in Ohio below and join the running community at these great events!
February 2026
Take on the Medina Rec Indoor Tri at Medina Rec Center in Ohio, featuring indoor triathlons, a biathlon and a youth race. Wave starts keep fields small with limited spots and no refunds, so sign up early.
May 2026
Tackle the DOOBY DU Duathlon in Sylvania OH on May 6, 2026, a fun run bike run around Secor Metropark and flat rural roads. Great for ages 15 and up with family friendly spectator viewing at the lively transition area.
Challenge yourself at the South Fork Duathlon in Whitehouse OH on May 27, 2026 at Cycle Werks, a USAT sanctioned race featuring a short run, flat bike loops and a longer run on the Wabash Cannonball Trail. Stay for a post race cookout and friendly co..
A multisport festival at Caesar Creek State Park Beach featuring triathlons, duathlons, aquabikes, open swims and open runs across beginner to 1/3 Iron distances, plus event tees, finisher medals and a catered post-race meal.
June 2026
Clear Lake Sprint and Olympic Triathlon takes place at Clear Lake Pub and Beach on June 6, 2026, featuring lake swims, bike courses on local roads, and flat town-road runs. Duathlon, aquabike and relay options are available with varying fees.
A multi-event triathlon in Napoleon, Ohio on June 13, 2026. It features individual and team triathlon and duathlon races for ages 13 and up plus a kids fun triathlon for ages 7 to 12.
Join the Whitehouse Multi Sport Festival on June 20, 2026 at Blue Creek Metropark for a sprint triathlon, duathlon and a fun three person super sprint relay. Swim the quarry, bike scenic roads and run park trails; open to ages 14 and up with series d..
Celebrate multisport at the Dayton Triathlon & Multisport Festival on June 21, 2026 at Buck Creek State Park Beach, with races for all levels including youth and open water events. Finishers get medals and a catered post race meal.
July 2026
TRILLIUM is a women only triathlon and duathlon at scenic Centennial Quarry in Sylvania, Ohio on July 12, 2026. Choose solo or relay entries and tackle swim bike and run legs for a fun, empowering race day.
A youth triathlon in Troy, Ohio on July 19, 2026 with age specific swim, bike and run distances across five age groups. Proceeds support the Troy Rec Center youth programs and all participants receive a medal and event items.
August 2026
Experience the historic Sylvania Triathlon, Duathlon, Aquabike and Relay on August 2, 2026 at Olander Lake in Sylvania, Ohio. Choose sprint or Olympic distances, race solo or on a relay team and enjoy live music and crowd energy.
At Ottawa Metro Park in Lima, OH, the Lima YMCA Kewpee Triathlon & Duathlon features triathlon, duathlon and relay events. Courses include a looped swim in Lima Lake Reservoir, a 15 mile bike and a 5k run.
Enjoy the Columbus Triathlon and Multisport Festival at Deer Creek State Park Beach with triathlons, duathlons, open water swims, runs, relays and a virtual option. All levels welcome with medals, shirts, photos and a post race meal.
Tri CLE Rock Roll Run at Edgewater Park is a multisport race weekend with triathlon, duathlon and aquabike options across Super Sprint, Sprint and Olympic distances. Swim at Edgewater Beach, bike the Memorial Shoreway for skyline views and finish in..
Join the Cincinnati Triathlon & Multisport Festival at Caesar Creek State Park Beach for races from beginner to 1/3 Iron. Finish beachside and enjoy an event tee, finisher medal, and a catered post race meal.
September 2026
Join the Zoom RedHawk Triathlon & Multisport Festival at Hueston Woods Beach for triathlons, duathlons, aquabikes, open swims and runs across beginner to 1/3 Iron distances. Enjoy a finisher medal, event tee and catered post race food.
November 2026