Trail running Race Calendar in Montana, United States

Pronghorn Pursuit Trail Run

Dillon, Montana, United States

06 Jun, 2026 (Sat)

$5.00 - $55.00

Trail running, Running

5K 15K 1.6K

Hiawatha Spring Trail Run

Taft, Montana, United States

07 Jun, 2026 (Sun)

$105.00 - $150.00

Trail running

Ultra 25K 15K 10K

Wulfman's CDT-14K Trail Race

Butte, Montana, United States

20 Jun, 2026 (Sat)

$40.00 - $100.00

Trail running

14K

Herron Half Marathon, 10K and 5K Trail Run

Kalispell, Montana, United States

20 Jun, 2026 (Sat)

$30.00 - $70.00

Trail running

Half-Marathon 10K 5K

Trail Rail Run

St. Regis, Montana, United States

20 Jun, 2026 (Sat)

$45.00 - $200.00

Trail running, Running

Ultra 30.9K 12.2K 6.1K +3

Foy's to Blacktail Trail Marathon

Kalispell, Montana, United States

21 Jun, 2026 (Sun)

$120.00

Trail running

Marathon

Bangtail Divide 38k

Bozeman, Montana, United States

04 Jul, 2026 (Sat)

$75.00

Trail running

38K

Run With The Wild

Seeley Lake, Montana, United States

11 Jul, 2026 (Sat)

$5.00 - $30.00

Trail running, Running

10K 5K 1K

The Yellowstone Trail Marathon and Trail Races

West Yellowstone, Montana, United States

11 Jul, 2026 (Sat) – 01 Aug, 2026

$45.00 - $80.00

Running, Trail running

Marathon Half-Marathon 10K Ultra +5

Blue Mountain 30k and 10k

Missoula, Montana, United States

11 Jul, 2026 (Sat)

$50.00 - $75.00

Trail running

30K 10K

Montana Trail Series

West Yellowstone, Montana, United States

11 Jul, 2026 (Sat) – 01 Aug, 2026

$40.00 - $80.00

Trail running

Marathon Half-Marathon Ultra 25K +12

Katoyiss "Sweet Pine" Trail Run

Browning, Montana, United States

18 Jul, 2026 (Sat)

Free

Trail running

10K 5K