Grass Lake
Triathlon Calendar near Grass Lake 2025-2026
Monthly updates for Grass Lake
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Explore the top triathlons near Grass Lake for 2025-2026! We've gathered 4 exciting races in the area. Check out our detailed list below to find your next local race.
June 2026
Race scenic Island Lake State Recreation Area in southeast Michigan with triathlon, duathlon, aquabike and relay options. Enjoy open water practice swims and rolling wooded courses through forest and meadows.
Experience Tri Goddess Triathlon on June 27, 2026 at Portage Lake in Waterloo State Recreation Area, featuring sprint and super sprint triathlon, duathlon, aquabike, relays and open water practice swims. Finish strong and celebrate at a lively post r..
July 2026
Join the Ann Arbor Tri, Du and Aquabike at Halfmoon Lake on July 11, 2026, a USA Triathlon state championship event offering triathlon, duathlon, aquabike, relays and a timed 1 mile open water swim. Swim the lake, bike rolling country roads, run the..
October 2026
Join the Grand River Color Tour Triathlon on October 3, 2026 in Eaton Rapids MI for kayaking, cycling, and a 5K finish showered in colorful powder. Choose the full triathlon, a 5K only, kayak rental, or a three person relay.