Trail running Race Calendar

High Lonesome 100

Nathrop, Colorado, United States

17 Jul, 2026 (Fri) – 18 Jul, 2026

$465.00

Trail running

Ultra

Audi Power of Four Trail Run

Aspen, Colorado, United States

18 Jul, 2026 (Sat)

$115.00 - $135.00

Trail running

49.9K 24.1K 10K

Bob Marshall Trail Races

Seeley Lake, Montana, United States

18 Jul, 2026 (Sat)

$55.00 - $80.00

Trail running

Ultra 25K Marathon Half-Marathon +1

Capt'n Karl's Trail Series - Colorado Bend

Bend, Texas, United States

18 Jul, 2026 (Sat) – 19 Jul, 2026

$10.00 - $111.00

Trail running, Running

Ultra 30K 20K 10K +4

Carolina Reaper Challenge (50k - 13.1 - 10k & Relay)

Greenville, South Carolina, United States

18 Jul, 2026 (Sat)

$40.00 - $70.00

Trail running, Running

Ultra Half-Marathon 8K

Common Rush Trail Run

New Hill, North Carolina, United States

18 Jul, 2026 (Sat)

$50.00 - $60.00

Trail running

8K 16.1K

Crescent Hill 5K

Honey Creek, Iowa, United States

18 Jul, 2026 (Sat)

$35.00

Trail running, Running

5K 3.5K

Expedition Maroon Bells

Aspen, Colorado, United States

18 Jul, 2026 (Sat) – 23 Jul, 2026

Free - $735.00

Trail running

45.1K

Full Moon 25k/50k

Perryville, Arkansas, United States

18 Jul, 2026 (Sat) – 19 Jul, 2026

$65.00 - $75.00

Trail running

Ultra 25K

Hot Summer Singletrack Trail Race

Fort Wayne, Indiana, United States

18 Jul, 2026 (Sat)

$30.00 - $40.00

Mountain biking, Trail running

Ultra 48.3K 49.9K 29K

Jim Bridger Trail Run

Bozeman, Montana, United States

18 Jul, 2026 (Sat)

$40.00 - $58.00

Trail running, Running

16.1K 5K

Katoyiss "Sweet Pine" Trail Run

Browning, Montana, United States

18 Jul, 2026 (Sat)

Free

Trail running

10K 5K