3 aidUltramarathons in Wisconsin
As of October 6, 2026, Crewable lists 20 upcoming ultramarathons in Wisconsin from October 2026 to October 2027. The next is Broken Rock Trail Runs on October 10 in Dodgeville. Registration is open for 7.
Sources: UltraSignup, RunSignUp, UTMB, race organizers and race websites
With aid station data
3 aid
9 aid
1 aid7 aid
2 aidRace calendar
October 2026
6 racesNovember 2026
2 racesDecember 2026
2 racesJanuary 2027
1 raceApril 2027
2 racesMay 2027
3 racesJuly 2027
1 raceSeptember 2027
2 racesOctober 2027
1 raceQuick answers
What is the next ultramarathon in Wisconsin?
Broken Rock Trail Runs, on Saturday, October 10, 2026, in Dodgeville. Distances: 50K, 20 mi, 10 mi.
How many ultramarathons in Wisconsin have open registration?
7 of the 20 list registration as open as of October 6, 2026, including Broken Rock Trail Runs, HELIOS 6/12/20 HOUR ULTRA and Black River Trail Classic.
What is the busiest month for ultramarathons in Wisconsin?
October 2026, with 6 of the 20. May 2027 follows with 3.
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