Ultras in Wisconsin — 2026

There are 25 ultras in Wisconsin scheduled for 2026. The next is the Heatwave Half Marathon - Milwaukee in Milwaukee on July 25. Wisconsin ultras run primarily July through June.

Janesville Kids Triathlon

Fri, Aug 21 · Janesville, WI Janesville
Janesville Kids Triathlon (7-10 yr olds)Janesville Kids Triathlon (11-12 yr olds)Race The Gator Fun Run (2-6 yr olds)
From $20 Open Closing Soon 20 spots left
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2026 Pink Pumpkin Run

Sat, Oct 3 · Hartford, WI Hartford
The 2026 Pink Pumpkin Run 2 mile WalkThe 2026 Pink Pumpkin Run 5k RunThe 2026 Pink Pumpkin Run Kid's Dash
From $25 Open
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Milwaukee Turkey Trot 5K & 8K

Thu, Nov 26 · Milwaukee, WI Milwaukee
5K Run/Walk Untimed - Extended Online Registration5K Kid's Division Fun Run (11 Years and Under) Extended Online RegistrationVirtual Run 5K +8
From $0 Open
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Abominable Snow Race

Sat, Jan 30 · Lake Geneva, WI Lake Geneva
2026 VIRTUAL RACE5K | 15+ Obstacles - Individual - Fun RunElite/AG Competitive - Individual - 10K | 25+ Obstacles +7
From $29 Open 100 spots left
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Prevea Health Run Away to the Bay

Sat, Apr 10 · Oshkosh, WI Oshkosh
Run Away to the Bay: 55 Mile Team Relay EventRun Away to the Bay: 55 Mile Team Relay EventDriver Only Package (Race Shirt, Beverage, and Post-Race Meal) +1
From $20 Open
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Movin' 4 Missions

Fri, Apr 30 · Milwaukee, WI Milwaukee
125,000 Steps for Social Justice125,000 Steps for Social Justice150,000 Steps for Care of Retired Sisters +5
From $32 Closed
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Browse by City

Milwaukee 7 Madison 3 Fontana 1 Franklin 1 Gays Mills 1 Green Bay 1 Hartford 1 Jackson 1 Janesville 1 La Crosse 1 Lake Geneva 1 Oconomowoc 1 Oshkosh 1 Pleasant Prairie 1 South Milwaukee 1 Brookfield 1 Sturgeon Bay 1 Dousman 1

All Wisconsin Races

View all running races in Wisconsin →