Wisconsin
Wisconsin Triathlon Calendar 2025-2026
Explore the best triathlons in Wisconsin for 2025-2026! Our updated list features 15 exciting races across the region. Find your next race in Wisconsin below and join the running community at these great events!
August 2025
The Tri Faster SwimRun - Race #4 is held at Fox Brook Park in Brookfield, Wisconsin, featuring a variety of swim and run events. Participants can compete in an Individual Aquathon (1000m swim/5k run),..
The Wisconsin Women's Triathlon, held in Pleasant Prairie, Wisconsin, is an empowering event designed to unite women of all ages in a supportive and inspiring atmosphere. Set against the scenic Prairi..
The Waupaca Area Triathlon, held at South Park and Shadow Lake in downtown Waupaca, Wisconsin, offers a variety of race options for all ages and skill levels. Participants start with an out-and-back s..
The Telemark Sprint Triathlon, held in Cable, Wisconsin, debuts on August 16, 2025. This inaugural event features a 750-meter swim in scenic Perry Lake, followed by a 12-mile bike ride around Takodah..
The Sugar River Triathlon, held in Belleville, Wisconsin, is part of the Wisconsin Triathlon Series and offers a sprint distance race suitable for all levels. Participants start with a 1/4 mile swim i..
The UP Northwoods Triathlon, held in Iron Mountain, Michigan at Lake Antoine Park, offers a scenic and challenging race experience in the beautiful Northwoods. Participants can choose from several eve..
The Tri Faster SwimRun - Race #1 Rerun is held at Fox Brook Park in Brookfield, Wisconsin. This event features multiple race options including an Individual Aquathon (1000m swim/5k run), a 1500m Open..
September 2025
The Snapping Turtle Adventure Triathlon takes place in Iola, Wisconsin, featuring a unique combination of a 2-mile trail run at the Iola Winter Sports Club, a 7-mile gravel/hybrid bike ride to Iola Mi..
IRONMAN Wisconsin is a prestigious triathlon held in Madison, Wisconsin, known as a rite of passage in the triathlon community. The race features a 140.6-mile course including a lake swim, a rolling a..
The Fontana Triathlon on Geneva Lake, held in Fontana, Wisconsin, offers a scenic and challenging multisport event suitable for all levels of athletes. Participants swim in the clear waters of Lake Ge..
The Devil's Challenge Triathlon, held in Baraboo, Wisconsin, is the final race of the Wisconsin Triathlon Series. This scenic sprint triathlon features a 1/4-mile swim in Devil’s Lake, followed by a c..
The Kiel Raider Nation Triathlon, held annually in Kiel, Wisconsin, offers a variety of race options for all ages on September 21, 2025. Participants can choose from a full or short sprint triathlon,..
The J-Hawk Latebird Race Series in Whitewater, Wisconsin, offers a variety of multi-sport events including Olympic, Sprint, and SuperSprint triathlons, duathlons, and AquaBike races. Held at UW-Whitew..
June 2026
The Pleasant Prairie Triathlon, held in Pleasant Prairie, Wisconsin, offers a scenic and challenging race experience at Prairie Springs Park. Participants start with a swim in Lake Andrea, a pristine..
July 2026
The Oconto Falls Dri-Tri is a multi-sport event held in Oconto Falls, Wisconsin, featuring a scenic course that includes paddling, biking, and running. Participants start by paddling about half a mile..
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