Wisconsin
Wisconsin Triathlon Calendar 2026-2027
Monthly updates for Wisconsin
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Explore the best triathlons in Wisconsin for 2026-2027! Our updated list features 28 exciting races across the region. Find your next race in Wisconsin below and join the running community at these great events!
July 2026
Train on the official Ironman Wisconsin and 70.3 courses at the C26 Triathlon Camp in Madison, July 30 to August 2, 2026. Coaches lead open water swims, coached rides, brick sessions and team meals for all levels.
August 2026
Join the Wisconsin Women's Triathlon on August 9, 2026 at Pleasant Prairie RecPlex for a fun, empowering race day with sprint, duathlon, relay and para sprint options. Enjoy tech shirts, a custom finisher medal, professional timing and post race fest..
Challenge yourself at the Sugar River Sprint Triathlon in Belleville on August 23, 2026 with a Lake Belle View swim, rolling 16 mile bike and a 5 km run on gravel trails. Finishers receive a tech tee, medal, pro timing and free photos.
September 2026
IRONMAN 70.3 Wisconsin in Madison blends a Lake Monona swim, rolling hills bike and a waterfront run that finishes beneath the Wisconsin State Capitol. Held September 12 2026, this race is a qualifier for the 2027 IRONMAN 70.3 World Championship.
Rise & Run in Denmark, WI on September 19, 2026 is a foot and pedal duathlon with individual and team relay options. A separate free one mile fun run allows strollers and leashed dogs, and proceeds support Arise missions.
Join the Devil's Challenge Triathlon on September 20, 2026 at Devil's Lake State Park in Baraboo for a scenic sprint featuring a lake swim, bluff bike and park run. Individual and relay entries available with shirt, medal, pro timing and photos.