Ironman 70.3 Ohio

JUL

2026

IRONMAN 70.3 Ohio in Sandusky on July 19, 2026 features a ferry boat swim on Lake Erie, a fast flat bike through scenic farmland and a rolling downtown run with strong spectator support. Highly ranked by athletes, the race is Flex90 eligible and a 70.3 World Championship qualifier.

Sun 19 Jul 2026

Sandusky, Ohio

Website

1.2-Mile Swim 13.1-Mile Run 56-Mile Bike

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Event details

IRONMAN 70.3 Ohio takes place in Sandusky, Ohio on July 19, 2026. The race is Flex90 eligible and is a qualifier for the IRONMAN 70.3 World Championship. In athlete surveys from 2024, the event ranked #2 Best Race (overall satisfaction), #4 Best Bike, and #5 Most Recommended. Typical conditions listed for the event include a high air temperature around 80 F / 27 C, a low air temperature around 63 F / 17 C, and an average water temperature near 77 F / 25 C.

Course

The event is held along Lake Erie and uses a ferry boat swim start. The course combines shoreline and inland roads with spectator-lined sections in downtown Sandusky. Course character is described as:

1.2-mile swim - ferry boat start in Lake Erie
56-mile bike - fast, flat route through rural farmland roads
13.1-mile run - rolling course through historic downtown Sandusky

The bike route passes through Erie and Sandusky Counties. The run finishes through the city center with spectator support along the course. Visit the organization's website for the most recent information.

13 mi

13.1-Mile Run

1.2-Mile Swim

56-Mile Bike