Triathlon Race Calendar in Wisconsin, United States

Lake Mills Triathlon

Lake Mills, Wisconsin, United States

07 Jun, 2026 (Sun)

$99.00 - $205.00

Triathlon

31.1K

Wisconsin Triterium Triathlon

Verona, Wisconsin, United States

27 Jun, 2026 (Sat)

$99.00 - $225.00

Triathlon

23.1K 46.9K

Pleasant Prairie Triathlon

Pleasant Prairie, Wisconsin, United States

28 Jun, 2026 (Sun)

$134.00 - $214.00

Duathlon, Triathlon

31.7K 28.8K Ultra +3

Pardeeville Triathlon

Pardeeville, Wisconsin, United States

11 Jul, 2026 (Sat)

$99.00 - $215.00

Triathlon

29.5K

Door County Triathlon with myTEAM TRIUMPH

Egg Harbor, Wisconsin, United States

11 Jul, 2026 (Sat) – 12 Jul, 2026

Free

Triathlon

34.4K Ultra

Oconto Falls Dri - Tri

Oconto Falls, Wisconsin, United States

11 Jul, 2026 (Sat)

$85.00

Triathlon

Half-Marathon

Green Lake Triathlon

Green Lake, Wisconsin, United States

19 Jul, 2026 (Sun)

$99.00 - $225.00

Triathlon

34.4K Ultra

Lake Country Triathlon

Oconomowoc, Wisconsin, United States

25 Jul, 2026 (Sat)

$85.00 - $350.00

Triathlon

28.4K Ultra +2

Tri-ing for A Cure Triathlon

Dousman, Wisconsin, United States

26 Jul, 2026 (Sun)

$99.00 - $225.00

Triathlon

29.5K Ultra

Telemark Sprint Triathlon

Cable, Wisconsin, United States

15 Aug, 2026 (Sat)

$65.00 - $100.00

Triathlon

24.9K

Janesville Kids Triathlon

Janesville, Wisconsin, United States

21 Aug, 2026 (Fri) – 22 Aug, 2026

$35.00

Triathlon

5.6K 4.9K

Sugar River Triathlon

Belleville, Wisconsin, United States

23 Aug, 2026 (Sun)

$99.00 - $205.00

Triathlon

31.1K