Ultras in Montana 2026 | Upcoming Races & Dates

There are 6 ultras in Montana scheduled for 2026. The next is the The 18th Annual Moose Chase Kids Race in Livingston on October 11. Montana ultras run primarily October through July.

Le Grizz Ultramarathon & Relay

Sat, Oct 10 · Polebridge, MT Polebridge

5K Run15K Run50 Mile Ultramarathon +1

From $35 Open Closing Soon

The 18th Annual Moose Chase Kids Race

Sun, Oct 11 · Livingston, MT Livingston

1K Moose Chase2.5k Moose Trot5k Moose Run +1

From $30 Open Closing Soon

Run for Your Life 5k & Kid's Run/Walk

Sat, Oct 17 · Bozeman, MT Bozeman

5K TIMEDVIRTUAL Run/Walk5K UNTIMED +1

From $12 Open Closing Soon

44th OSCR

Sat, Jan 30 · Seeley Lake, MT Seeley Lake

5K youth ski race10K nordic ski race20K Classic nordic ski race +2

From $30 Closed

175-mile Pioneer Crossings Relay Race

Fri, Jul 9 · Twin Bridges to Virginia City, MT Twin Bridges to Virginia City

Wild CardStandardUltra +3

From $110 Open

Big Sky Marathon

Sun, Jul 11 · Ennis, MT Ennis

Big Sky Marathon (Half)Big Sky Marathon (Half)Big Sky Marathon (Full) +2

From $75 Open

Madison Triathlon

Sat, Jul 24 · Ennis, MT Ennis

Madison Triathlon - Olympic

From $100 Closed

Ultras in Montana — 2026