Events
Race Directors

12 Hours Ultra Running Events in Delaware

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

Upcoming Events

Date Event City Distances
08/08/26 Murderkill Ultramarathons Felton 12 Hours , 50 KM , 50 Miles
10/17/26 Delaware Trail Fest Bear 12 Hours

Past Events

Date Event City Distances

Weekly Newsletter

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

Recent Results

Haul Ass Ultra Running Festival
Erie, CO - 20 finishers
50 Miles | 50 KM | 12 Hours | 9 Hours | 6 Hours
Alaska Endurance Trail Run
Fairbanks, AK - 35 finishers
24 Hours
Marsh Peak Madness
Lapoint, UT - 3 finishers
12 Hours | 6 Hours
PCT 50
Cleveland National Forest, CA - 104 finishers
50 Miles
Dam Yeti 50
Damascus, VA - 359 finishers
50 Miles | 55 KM
Texoma Challenge
Denison, TX - 16 finishers
50 KM
Summer Sasquatch Trail Runs
Lore City, OH - 26 finishers
50 KM
Storm the Woods
Eyota, MN - 26 finishers
50 KM
Sharlie Shuffle
McCall, ID - 13 finishers
12 Hours | 6 Hours
Marathon Monk Ultra
Hillsborough, NC - 17 finishers
100 Miles | 54 Miles | 27 Miles
View All Results