There are 417 running races in Wisconsin in 2026 across 188 cities. The next upcoming race is the Tri Faster SwimRun - Race #1 in Brookfield on June 17. Popular distances include 5K races, trail runs, half marathons.

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Wausau 24

Fri, Jul 24 · Wausau, WI Wausau
12 Hour 4 Person Female Junior (Under 18)24 Hour 4 Person Co-Ed24 Hour 4 Person Co-Ed Masters (50 and over) +49

Black Squirrel Scurry Triathlon

Sat, Jul 25 · Merrill, WI Merrill
Triathlon eBike Triathlon Relay Division (No Throttle)eBike Triathlon Solo Division (No Throttle)19U Triathlon Tandem Team (Ages 19 and under) +5

Summer PRO Mixed XC Relay

Wed, Jul 29 · Brookfield, WI Brookfield
Road Summer PRO Mixed XC Relay - USATF MemberSummer PRO Mixed XC Relay - Looking for a TeamSummer Pro Mixed XC Relay +3

Hixon4est RUD run

Sat, Aug 1 · La Crosse, WI La Crosse
Trail RUD run 4-6 person teamRUD run individualRUD run 2-3 person team +1

Oregon Kids Triathlon

Sat, Aug 8 · Oregon, WI Oregon
Triathlon Oregon Kids Triathlon13-14 Year Olds (200 meter swim, 5.7 mile bike, 1.55 mile run)5-8 Year Olds (50 meter swim, 1.1 mile bike, 0.5 mile run) +1