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22 marathons found for "Wisconsin", Ultra marathon, United States. Keep the list broad first, then tighten the filters when a race looks realistic.





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Whitewater, Wisconsin, United States
25SEP
ULTRA
Echo 136
Whitewater, Wisconsin, United States
September 25, 2026 SEP
La Crosse, Wisconsin, United States
26SEP
ULTRA
YMCA Maple Leaf Walk Run
La Crosse, Wisconsin, United States
September 26, 2026 SEP
Madison, Wisconsin, United States
27SEP
ULTRA
Badger Challenge
Madison, Wisconsin, United States
September 27, 2026 SEP
Dodgeville, Wisconsin, United States
10OCT
ULTRA
Broken Rock Trail Runs
Dodgeville, Wisconsin, United States
October 10, 2026 OCT
Luck, Wisconsin, United States
10OCT
ULTRA
Gandy Dancer Marathon
Luck, Wisconsin, United States
October 10, 2026 OCT
Eagle, Wisconsin, United States
10OCT
ULTRA
Helios 6/12/20 Hour Ultra
Eagle, Wisconsin, United States
October 10, 2026 OCT
Wisconsin, United States
10OCT
ULTRA
Spooky Sprint Milwaukee
Wisconsin, United States
October 10, 2026 OCT
Millston, Wisconsin, United States
17OCT
ULTRA
Black River Trail Classic
Millston, Wisconsin, United States
October 17, 2026 OCT
Sturgeon Bay, Wisconsin, United States
24OCT
ULTRA
Door County Fall 50
Sturgeon Bay, Wisconsin, United States
October 24, 2026 OCT
La Crosse, Wisconsin, United States
24OCT
ULTRA
Hixon 50
La Crosse, Wisconsin, United States
October 24, 2026 OCT
Dousman, Wisconsin, United States
31OCT
ULTRA
Among the Trees
Dousman, Wisconsin, United States
October 31, 2026 OCT
River Falls, Wisconsin, United States
07NOV
ULTRA
Icebox 480/240
River Falls, Wisconsin, United States
November 7, 2026 NOV
Nashotah, Wisconsin, United States
14NOV
ULTRA
Bucks & Does 13.1 Pointer
Nashotah, Wisconsin, United States
November 14, 2026 NOV
Dodgeville, Wisconsin, United States
05DEC
ULTRA
The Guv'nor Frozen 50
Dodgeville, Wisconsin, United States
December 5, 2026 DEC
Lake Mills, Wisconsin, United States
18DEC
ULTRA
Quiet Silence
Lake Mills, Wisconsin, United States
December 18, 2026 DEC
Palmyra, Wisconsin, United States
16JAN
ULTRA
Whitewalker Ultra 100k
Palmyra, Wisconsin, United States
January 16, 2027 JAN
Greenbush, Wisconsin, United States
03APR
ULTRA
NK50k
Greenbush, Wisconsin, United States
April 3, 2027 APR
Waukesha, Wisconsin, United States
04APR
ULTRA
Trailbreaker
Waukesha, Wisconsin, United States
April 4, 2027 APR
Madison, Wisconsin, United States
10APR
ULTRA
MadCity Ultras
Madison, Wisconsin, United States
April 10, 2027 APR
Oshkosh, Wisconsin, United States
10APR
ULTRA
Prevea Health Run Away to the Bay
Oshkosh, Wisconsin, United States
April 10, 2027 APR
Wisconsin, United States
01MAY
ULTRA
Eau Claire Marathon
Wisconsin, United States
May 1, 2027 MAY
Wisconsin, United States
16MAY
ULTRA
EPIC Green Bay Marathon
Wisconsin, United States
May 16, 2027 MAY

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