Ultras in Montana
Every upcoming Ultra race we know about in Montana. Where a detail isn't confirmed, we mark it unknown rather than guessing.
Race results
Where
When
Showing 16+ of 16 races · loading the full list…
Sep 11, 2026 · 9:00 AM · Big Sky, MT
The Rut Mountain Runs
Half MarathonUltra
- Price
- Free
- Field size
- 870 · based on the organizer's entry cap
Sep 26, 2026 · 8:30 AM · Virginia City, MT
Golden Gravel Grinder
Half MarathonUltra
- Price
- Price on registration site
Oct 3, 2026 · 7:30 AM · Whitefish, MT
Whitefish Trail Blazer
5KHalf MarathonUltra6,300 ft gain
- Price
- $33.24-$133.75
- Field size
- 400 · based on the organizer's entry cap
Oct 10, 2026 · 7:00 AM · Polebridge, MT
Le Grizz Ultramarathon & Relay
5K15KUltra2,300 ft gain
- Price
- $38.53-$160.20
- Field size
- 200 · based on the organizer's entry cap
Oct 18, 2026 · 7:00 AM · Missoula, MT
CITY TO SKY
Ultra
- Price
- $154.91-$165.49
- Field size
- 300 · based on the organizer's entry cap
Jul 9, 2027 · 6:00 AM · Twin Bridges to Virginia City, MT
175-mile Pioneer Crossings Relay Race
Ultra10,000 ft gain
- Price
- $110
Jul 10, 2027 · 9:00 AM · West Yellowstone, MT
Yellowstone Park Trail Races
5K10KHalf MarathonMarathonUltraCertified course · per organizer
- Price
- $49.11-$86.14
Jul 10, 2027 · 9:00 AM · West Yellowstone, MT
Montana Trail Series
5K10KHalf MarathonMarathonUltraCertified course · per organizer
- Price
- $48.70-$85.80
Jul 17, 2027 · 9:00 AM · Seeley Lake, MT
Bob Marshall Trail Races
5K10KHalf MarathonMarathonUltraCertified course · per organizer
- Price
- $49.11-$86.14
Jul 31, 2027 · 9:00 AM · West Yellowstone, MT
Yellowstone Park Trail Races
5K10KHalf MarathonMarathonUltraCertified course · per organizer
- Price
- $49.11-$91.43
Sep 25, 2027 · 9:00 AM · Butte, MT
The Divide Trail Race
10KHalf MarathonMarathonUltraCertified course · per organizer
- Price
- $48.70-$85.80