Ironman 70.3 Ohio

JUL

19

2026

A Lake Erie ferry swim start leads into a 1.2 mile swim, a fast 56 mile bike through rural farmland, and a 13.1 mile run on historic downtown Sandusky. The race also offers qualification opportunities for the IRONMAN 70.3 World Championship.

Sun 19 Jul 2026

Sandusky, Ohio

Website

Swim Run Bike

Always double-check with the organizer's website! This page may contain affiliate links.

IRONMAN 70.3 Ohio - Sandusky, United States

IRONMAN 70.3 Ohio takes place on July 19, 2026, along the Lake Erie shoreline in Sandusky, Ohio. The race begins with a ferry swim start into Lake Erie for a 1.2 mile swim. The course continues with a fast, flat 56 mile bike that runs through rural farmland roads in Erie and Sandusky Counties. The event finishes with a 13.1 mile run through historic, spectator-lined downtown Sandusky.

Environmental and course details listed for the event include an average water temperature of 77 °F / 25 °C, typical air temperatures ranging from about 63 °F / 17 °C to 80 °F / 27 °C, a lake swim, a flat bike course, and a rolling run. The race page notes that the event provides qualification opportunities for the IRONMAN 70.3 World Championship.

The event appears in athlete feedback results from 2024 surveys, where it was ranked in the Athletes’ Choice Awards: #2 Best Race (Overall Satisfaction), #4 Best Bike, and #5 Most Recommended. Registration for the event is listed as open for the 2026 date.

Distances: Visit the organization's website for the most recent information.