Events
Race Directors

100 KM Ultra Running Events in Arkansas

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

Upcoming Events

Date Event City Distances
07/25/26 The Next Loop 50K/50M/100k/100M Challenge | Pinnacle Mountain Roland 50 KM , 50 Miles , 50 Miles , 100 KM , 100 Miles
02/27/27 Run LOVIT Mt Ida 100 KM , 100 Miles

Past Events

Date Event City Distances
04/05/25 Black Bear 100K Mulberry 100 KM
09/20/19 Monarch Ultra 4200 km across 3 countries Little Rock 50 KM , 100 KM

Weekly Newsletter

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

Recent Results

Sharlie Shuffle
McCall, ID - 13 finishers
12 Hours | 6 Hours
South Ridge Trail Challenge
Allison Park, PA - 18 finishers
50 KM
Bristow Loop Race (Elijah Bristow)
Eugene, OR - 135 finishers
24 Hours | 12 Hours | 12 Hours | 6 Hours
MoMoFo100
Martinsville, IN - 25 finishers
100 KM
Rose Canyon Ultra
Herriman, UT - 110 finishers
50 Miles | 50 KM
Three Sisters Ultra Festival
Maryville, TN - 77 finishers
24 Hours | 12 Hours | 6 Hours
Marsh Peak Madness
Lapoint, UT - 3 finishers
12 Hours | 6 Hours
Rock River Canyon 50K
Munising, MI - 29 finishers
50 KM
Trail La Clinique Du Coureur
Lac-Beauport, QC - 237 finishers
50 KM
Run Under The Stars - Paducah
Paducah, KY - 65 finishers
10 Hours
View All Results