Triathlons in Ohio
Ohio has 31 upcoming triathlons scheduled for 2026. Two months carry most of the calendar: August (13) and June (8) together account for 68% of races (21 of 31). No single city dominates the calendar. Springfield leads with 3 races, followed by Oregon (2), Waynesville (2), and Troy (2). The remaining 71% of the calendar is spread across smaller cities.
Triathlons by month in Ohio
Aug (13) · Jun (8) · Jul (4) · Sep (4) · Oct (1) · Nov (1)
Showing 24 of 31
Triathlon
Maumee Bay Triathlon & Duathlon
Oregon, OH
Triathlon
Maumee Bay Triathlon & Duathlon
June 14, 2026
Oregon, OH
Triathlon
Spring Classic Sprint Triathlon
Youngstown, OH
Triathlon
Spring Classic Sprint Triathlon
June 14, 2026
Youngstown, OH
Triathlon
Springfield YMCA Kids Triathlon
Springfield, OH
Triathlon
Springfield YMCA Kids Triathlon
June 19, 2026
Springfield, OH
Triathlon
The Dayton Triathlon & Multisport Festival & The USA Triathlon Ohio State Championships
June 21, 2026
Springfield, OH
Triathlon
Great Buckeye Challenge Triathlon, Duathlon & Aquabike
July 19, 2026
Springfield, OH
Triathlon
SYLVANIA TRIATHLON, DUATHLON, AQUABIKE & RELAY Presented by Premier Wealth Management Group
August 2, 2026
Sylvania, OH
Triathlon
Lake Metroparks Pirate Triathlon/Paddle Triathlon
August 2, 2026
Fairport Harbor, OH
Triathlons in Nearby States
Frequently asked questions
What are the standard triathlon distances?▾
The main distances are Sprint (750m swim, 20K bike, 5K run), Olympic (1.5K swim, 40K bike, 10K run), Half-Ironman/70.3 (1.2mi swim, 56mi bike, 13.1mi run), and full Ironman (2.4mi swim, 112mi bike, 26.2mi run). Browse all distances on RACE.
What do I need for my first triathlon?▾
At minimum you need a swimsuit, goggles, a road or tri bike, helmet, running shoes, and a race belt for your number. Many beginners start with a sprint triathlon, which can be completed in 1-2 hours.
What is the difference between sprint and Olympic triathlon?▾
A sprint triathlon is roughly half the distance of an Olympic triathlon. Sprints typically take 1-1.5 hours while Olympic distance races take 2-3.5 hours. Sprints are ideal for beginners.
How do I qualify for the IRONMAN World Championship?▾
Athletes qualify by earning a slot at an IRONMAN-branded qualifying race. Each full IRONMAN event allocates slots to age group winners. The World Championship is held annually in Kailua-Kona, Hawaii.
What are the biggest triathlons in the US?▾
The SuperTri Chicago Triathlon is the largest single triathlon event with 8,000+ athletes. IRONMAN events in Texas, Florida, Lake Placid, and Arizona draw thousands. Escape From Alcatraz is a bucket-list race. Find them all on RACE.