Trail Running calendar near Rimrock 2026-2027

We have found 8 Trailruns within 80 miles of Rimrock. See below where and when you can find the races.

Catch Me If You Can! is a winter race series in Billings with four races from a brisk 4K to a 10K at local parks. Staggered starts mean faster runners chase others to the finish and hot drinks await every finisher.

Join the Red Lodge Randonnee Races Feb 27 and 28 at Red Lodge Mountain for ski mountaineering excitement in uphill and backcountry touring formats. Choose a night Vertical, a Short intro or the full Long course and race for prizes and gifts..

April 2026

Catch Me If You Can! is a winter race series in Billings with four races from a brisk 4K to a 10K at local parks. Staggered starts mean faster runners chase others to the finish and hot drinks await every finisher.

May 2026

Run the Billings Skyline Races for a scenic challenge along the Rimrocks and Skyline Trail. Choose a rolling 13.1 mile loop or a longer 30K that adds elevation, with panoramic views of the Yellowstone Valley and Beartooth Mountains.

August 2026

A trail running event at Phipps Diamond X Park near Billings on August 1, 2026, with distances from 2 to 8 miles plus youth races. The event includes a $600 Oh Hell Bell cash giveaway, one aid station, awards, and support for local trails.

Nitty Gritty is a lap based trail event at Red Lodge Mountain featuring singletrack, access road, and bushwhacking with options from a single Hot Lap to a full marathon and team relays. Dogs are welcome and the course changes yearly.

September 2026

Point to point gravel races in Harlowton Montana on September 6 2026 with a full marathon, half, 10K and 5K. The event raises funds for AIDSPIRIT USA and includes awards plus a sponsored vacation drawing.

October 2026

Experience the Montana Cup, a spirited cross country team meet in Billings on Oct 31 where regional squads compete for a traveling trophy over a rugged 5k to 8k course of grass, dirt and possible mud or snow. Team jerseys are required.