Events
Race Directors

50 KM Ultra Running Events in Wisconsin

All 50 KM 50 Miles 100 KM 100 Miles 6 Hours 12 Hours 24 Hours

Upcoming Events

Date Event City Distances
08/01/26 Badger Trail Races by Ten Junk Miles Racing Belleville 50 KM , 50 Miles , 100 KM , 100 Miles
08/29/26 Midwest States 100 Westboro 50 KM , 100 KM , 100 Miles
09/12/26 Rib Mountain Trail Races (Ironbull) Wausau 50 KM
10/10/26 Broken Rock Trail Runs Dodgeville 50 KM
10/11/26 Glacial Trail 50 Greenbush 50 KM , 50 Miles
10/17/26 Black River Trail Classic Black River Falls 50 KM , 85 KM
10/25/26 Hixon 50 La Crosse 50 KM
11/06/26 tBunk Endurance Challenge LaGrange 50 KM , 50 KM , 50 Miles , 100 Miles , 150 Miles , 200 Miles
12/05/26 The Guv'nor Frozen 50 Dodgeville 50 KM
12/18/26 Quiet Silence 50K Lake Mills 50 KM
02/06/27 John Dick Memorial 50K Dousman 50 KM
04/03/27 NK50K Greenbush 50 KM
04/10/27 MadCity Ultras Madison 50 KM , 100 KM , 100 KM
05/29/27 Bunk House Trail Runs Dousman 50 KM
05/29/27 Sugar Badger 50/50 and half Belleville 50 KM , 50 Miles

Past Events

Date Event City Distances
07/18/26 NCTRaces: Palmers Solon Springs 50 KM
07/11/26 Dances with Dirt - Devil's Lake Baraboo 50 KM , 50 Miles
06/29/26 Six Days In the Dome-WI Milwaukee 12 Hours , 24 Hours , 48 Hours , 72 Hours , 144 Hours , 240 Hours , 50 KM , 50 Miles , 100 KM , 100 Miles
06/13/26 Kettle Moraine 100 Endurance Runs La Grange 50 KM , 60 KM , 38 Miles , 100 KM , 100 Miles
06/13/26 Thunderbird Warrior Challenge Bayfield 50 KM
05/09/26 Ice Age Trail La Grange 50 KM , 50 Miles
04/25/26 Chippewa 50k New Auburn 50 KM
03/07/26 Tour de Dodge Dodgeville 50 KM
12/20/25 Arctic Frog (WI) Mayville 50 KM , 50 Miles
11/15/25 Fast Eddie 50k/5k Delafield 50 KM
11/01/25 Fall Back Blast Trail Run Eau Claire 50 KM
10/25/25 Among the Trees Dousman 50 KM , 100 KM
10/25/25 Mosquito Hill Endurance Run and Walk New London 6 Hours , 12 Hours , 24 Hours , 50 KM
09/19/25 Fallinline 125 Greenbush 50 KM , 125 Miles
06/21/25 Whitewater Trail Challenge Whitewater 50 KM
10/19/24 Stream Walk Trail Runs Woodman 50 KM
11/19/22 Bucks and Does Fifty Pointer Nashotah 50 KM
12/04/21 Trainwreck 50 Glenbeulah 50 KM , 50 Miles
09/05/21 Hot Hilly Hairy Ultra Solo & Relay - A Day of Running Elkhorn 18 Hours , 50 KM , 65 KM , 85 KM , 100 KM
08/07/21 High Cliff Ultra Sherwood 50 KM
09/12/20 Lapham Peak Trail Races Delafield 50 KM
08/01/20 Wedel Farm 50 Argyle 50 KM , 50 Miles
07/18/20 Lunatics Trail Series Kewaskum 50 KM , 40 Miles
04/25/20 Apple Creek 50k Appleton 50 KM
09/28/19 Driftless 50 Trail Races Hillsboro 50 KM
09/14/19 The North Face Endurance Challenge Wisconsin Dousman 50 KM , 50 Miles
09/03/17 Lake Michigan Trail Marathon 50k Cudahy 50 KM
06/23/12 Keyes Peak Florence 50 KM

Weekly Newsletter

A roundup of the week's content and most recent race results. Sent once a week on Thursday.

Recent Results

Silverheels Trail Runs
Fairplay, CO - 52 finishers
60 KM
Devil's Gulch
Wenatchee, WA - 82 finishers
100 Miles | 50 Miles
Thumbs Up Summer Slam
Estes Park, CO - 0 finishers
12 Hours
Dances with Dirt - Devil's Lake
Baraboo, WI - 166 finishers
50 Miles | 50 KM
Carolina Reaper Challenge
Greenville, SC - 80 finishers
50 KM
Eastern Legend
Gilmer, TX - 5 finishers
50 KM
First Blaze Trail Race
Milton, ON - 70 finishers
50 KM
Spaulding Woods 50K
Northfield, NH - 52 finishers
50 KM
Kaslo Wild Ultra
Kaslo, BC - 52 finishers
52 KM
Get Your Butt Kicked @ Route 66
Eureka, MO - 37 finishers
6 Hours
View All Results