Race Calendar in Montana, United States

Whitefish Marathon, Half Marathon & 5K Presented by Hammer Nutrition

Whitefish, Montana, United States

May 16, 2026 (Sat)

Running

Marathon Half-Marathon 5K

Marshall Mountain Revival Trail Runs

Missoula, Montana, United States

May 16, 2026 (Sat)

Trail running

25.7K 8K

Pengelly Double and Single Dips

Missoula, Montana, United States

May 14, 2026 (Thu) – Jun 23, 2026

Running, Trail running

Half-Marathon 10K

5K Brew Run at Outlaw Brewing

Bozeman, Montana, United States

May 13, 2026 (Wed)

Running

5K

Missoula MTB Bike League

Missoula, Montana, United States

May 10, 2026 (Sun) – Jun 24, 2026

Cycling

1.6K +26

Montana Women's Run

Billings, Montana, United States

May 9, 2026 (Sat)

Running

3.2K 8K

2026 Mother's Day Virtual 5k - Missoula

Missoula, Montana, United States

May 9, 2026 (Sat) – May 11, 2026

Running

5K

2026 Mother's Day Virtual 5k - Great Falls

Great Falls, Montana, United States

May 9, 2026 (Sat) – May 11, 2026

Running

5K

2026 Mother's Day Virtual 5k - Butte

Butte, Montana, United States

May 9, 2026 (Sat) – May 11, 2026

Running

5K

2026 Mother's Day Virtual 5k - Bozeman

Bozeman, Montana, United States

May 9, 2026 (Sat) – May 11, 2026

Running

5K

2026 Mother's Day Virtual 5k - Billings

Billings, Montana, United States

May 9, 2026 (Sat) – May 11, 2026

Running

5K

DON’T FENCE ME IN TRAIL RUN

Helena, Montana, United States

May 9, 2026 (Sat)

Trail running

Ultra 25K 12K 5K +2