Wisconsin Running Calendar 2025-2026

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Explore the best running races in Wisconsin for 2025-2026! Our updated list features 231 exciting races across the region. Find your next race in Wisconsin below and join the running community at these great events!

Half Marathons Marathons Trail Runs Triathlons
May 2026
May
30
Saturday

The Dormie Challenge: 12-Hour Ultra Marathon

Backyard Ultra 6 hr 12 hr
May
30
Saturday

Run for Their Lives - Wausau

5 km
May
31
Sunday

Tomorrow River Trail Half-Marathon

Trail Run Half Marathon
June 2026
Jun
6
Saturday

Eagles Wings 5K

5 km
Jun
6
Saturday

Backyard Nonsense

Backyard Ultra 3 hr 6 hr 12 hr 24 hr
Jun
7
Sunday

Maritime Marathon

Half Marathon Marathon
Jun
7
Sunday

Lake Mills Triathlon

Triathlon
Jun
12
Friday

Dairy Days Churn & Burn 5k Run/Walk

5 km
Jun
13
Saturday

Thunderbird Warrior Challenge

Trail Run 5 km 10 km 25 km 50 km
Jun
13
Saturday

Crossroads Trail Run

Trail Run 5 km 10 km
Jun
13-14
Sa - Su

Kettle Moraine

Trail Run 50 km 38 mi 100 km 100 mi
Jun
20
Saturday

Hot2Trot Cottage Grove Half Marathon

5 km Half Marathon
Jun
20
Saturday

Lighthouse Run - Racine

2 mi 5 km 4 mi 10 mi
Jun
20
Saturday

Whitewater Trail Challenge

Trail Run 10 km Half Marathon 50 km
Jun
27
Saturday

Sunny Slope 5K Fun Run/Walk

5 km
Jun
27
Saturday

Wisconsin Triterium Triathlon

Triathlon
Jun
28
Sunday

Firecracker 5k - Kenosha

5 km
Jun
28
Sunday

Pleasant Prairie Triathlon

Triathlon
Jun
28
Sunday

Duck Creek Triathlon

Triathlon
July 2026
Jul
4
Saturday

All Roads Lead to Wanderoos 5K

5 km
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