IRONMAN 70.3 Muskoka

JUL
5
2026
IRONMAN 70.3 Muskoka in Huntsville Ontario combines a lake swim at Peninsula Lake, a rolling and hilly bike through Muskoka, and a run on wooded trails. The 2026 edition is listed as sold out and serves as a qualifier for 2027.
Sun 5 Jul 2026
Ironman 70.3

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IRONMAN 70.3 Muskoka

IRONMAN 70.3 Muskoka is scheduled for July 5, 2026 in Huntsville, Ontario, Canada, with Lake of Bays Brewing Co listed on the event page. The race includes a swim in Peninsula Lake, a bike course described as rolling and hilly through the Muskoka region, and a run along wooded trails.

Course and weather details shown for the event include an average water temperature around 23 °C and reported air temperatures near 14 °C to 31 °C. The swim is categorized as a lake swim, the bike segment as rolling, and the run as hilly. The event is listed as a qualifying race for the 2027 IRONMAN 70.3 World Championship. Registration for the 2026 edition is noted as sold out.

The event pages provide athlete information such as the event schedule, pre-race and race-week guides, relay team options, and community and volunteer resources. The race takes place in the forested Muskoka area adjacent to the Great Lakes, a region often referenced as Canada’s cottage country. Visit the organization's website for the most recent information.

70 mi
Ironman 70.3
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