Wausaultra Single, Double, Limitless

MAY
1-3
2026
WausaUltra runs May 1 to 3 at Sylvan Park in Wausau WI on a scenic 4.167 mile trail loop with a Limitless last runner standing format plus Solo and Double options. Trail climbs, creek crossings, festival camping vibes and a free kids race.
1-3 May 2026
Limitless - 4.167 Mile Lo... Solo - 4.167 Mile Loop, 1... Double - 4.167 Mile Loop,... Kids' Race - Less Than 0....

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Event overview

WausaUltra is a running event held May 1-3, 2026 at Sylvan Park in Wausau, WI. The event offers three main options: Limitless, Double, and Solo. The Limitless option uses a backyard / last-runner-standing format in which participants repeat a set loop until only one runner remains or until the event ends on Sunday. A kids' race for children 12 and under is scheduled during the event day for Solo and Double races.

Course and race formats

The loop course is 4.167 miles, mostly on trail with notable ups and downs. The start and finish area is in a small field with space for participant tents, aid, bathroom facilities, and parking. Course features described include gravel approaches, single-track sections, hill climbs, a creek and small bridges.

Distances:

  • Loop length: 4.167 miles
  • Double total: 8.334 miles
  • Kids' race: less than 0.5 mile

Solo and Double entrants must be 18 years old or older on race day; 18-year-olds may participate with a parent or guardian present.

Registration and policies

Limitless entry fee is listed as $200. Solo and Double prices vary by registration date: one-loop and two-loop fees increase after December 31, 2025. The kids' race is free. Registration closes April 29, 2026 at 5:00 PM CT; there are no race-day sign-ups. Registrations are final with no deferral or refund option, but transfers to another individual are allowed and switching from Limitless to Solo or Double is permitted without refund for any price difference. Visit the organization's website for the most recent information.

8 mi
Double - 4.167 Mile Loop, 2 Loops (8.334 Miles Total)
4 mi
Limitless - 4.167 Mile Loop Repeated Hourly Until Last Runner Remains or Sunday Midnight
4 mi
Solo - 4.167 Mile Loop, 1 Loop
Kids' Race - Less Than 0.5 Miles

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