Ohio
Ohio Triathlon Calendar 2025-2026
Explore the best triathlons in Ohio for 2025-2026! Our updated list features 14 exciting races across the region. Find your next race in Ohio below and join the running community at these great events!
May 2025
The Dooby Du Duathlon is an exciting multi-sport event taking place in Sylvania, Ohio, designed for both seasoned athletes and newcomers. Participants will engage in a challenging course that includes..
The Coffman YMCA Sprint Triathlon is an exciting event taking place in Springboro, Ohio, designed for both novice and experienced triathletes. Participants will start with a 300-yard serpentine swim i..
The South Fork Duathlon is an exciting multi-sport event taking place in Whitehouse, Ohio. This duathlon features a combination of running and biking, making it suitable for both experienced athletes..
June 2025
The Dayton Triathlon & Multisport Festival, held at Buck Creek State Park Beach in Springfield, Ohio, offers a variety of events suitable for all ages and skill levels. Participants can choose from be..
The Hueston Woods Duathlon is an exciting outdoor event taking place at Hueston Woods State Park in College Corner, Ohio. Participants can enjoy a challenging course that includes a 5K trail run, a 12..
The 16th Annual Napoleon Rotary Triathlon, presented by the Henry County Hospital, features a variety of events for participants aged 7 and up. Scheduled for June 7, 2025, the triathlon includes indiv..
The Whitehouse Multi-Sport Festival is a premier sporting event held in Whitehouse, Ohio, featuring a variety of competitions including a triathlon, duathlon, and a super-sprint relay triathlon. Parti..
The Buckeye Triathlon & Multisport Festival is a vibrant event taking place at Cowan Lake Creek State Park Beach in Wilmington, Ohio. It caters to participants of all ages and skill levels, featuring..
July 2025
The Trillium Women's Only Event is an empowering annual triathlon and duathlon designed exclusively for women of all ages and athletic abilities. Taking place at Centennial Quarry in Sylvania, Ohio, p..
The IRONMAN 70.3 Ohio is a premier triathlon event held in Sandusky, Ohio, known for its scenic coastal setting along Lake Erie. Participants kick off the race with a unique ferry swim start, followed..
The Sylvania Triathlon, Duathlon, Aquabike, and Relay is a renowned multisport event held at the Tam-O-Shanter Sports Complex and Olander Lake in Sylvania, Ohio. As one of the oldest events of its kin..
August 2025
The Cincinnati Triathlon & Multisport Festival is a vibrant event held at Caesar Creek State Park Beach in Waynesville, Ohio. It caters to participants of all ages and skill levels, featuring a variet..
The Miamisburg Triathlon is a competitive sports event scheduled for August 24, 2025, in Miamisburg, Ohio. Participants can choose between a Solo Entry or a 2-Person Team Entry, making it accessible f..
September 2025
The Zoom RedHawk Triathlon & Multisport Festival is an inclusive event held at Hueston Woods State Park Beach in Oxford, Ohio. It features a variety of races suitable for all ages and skill levels, in..
