Trail Running calendar near Seeley Lake 2026-2027

We have found 25 Trailruns within 80 miles of Seeley Lake. See below where and when you can find the races.

Experience trail racing on the private Rossignol Ranch in Montana with 5k, 5 mile, and 10 mile courses. Enjoy a community festival featuring a post race pancake brunch and local beverages in a scenic mountain setting.

A community 5k at Blackfoot River Brewing in Helena on April 18, 2026, part of the Montana Brewery Running Series. The untimed route starts and ends at the taproom and includes a craft brew at the finish plus BRS swag.

May 2026

A steep trail race on Mount Sentinel in Missoula that climbs to the summit. The event also features a kids run, chip timing, post race ice cream, and cash and age group prizes.

Test your limits at Wrangler Springs Ranch with a range of obstacle courses from 5K to 50K. Experience the rugged beauty and high-altitude climbs of Bigfork, Montana, in this comprehensive weekend of endurance racing.

This Helena trail run on May 9, 2026, features races from 5K to 50K, plus hikes and a dog walk. It's a community event supporting the Prickly Pear Land Trust's conservation work. Enjoy trail running followed by a beer garden and live music.

UTMB Index

A Missoula trail weekend on June 7 with a 13.1-mile mountain half and a 6.2-mile 10K, cupless aid stations, capped fields, and virtual options running May 14 to June 23.

Explore the new trails of Marshall Mountain in Missoula with this spring trail running event. Choose from a challenging solo 25K, a fun team relay, or a shorter 5-mile race. The day features a community atmosphere with a post-race brunch an..

Experience the only trail race in Helena's Scratchgravel Hills. Choose from distances ranging from a 1 mile kids run to a 50K ultramarathon featuring technical trails and expansive vistas.

June 2026

Experience the scenic Montana Idaho border with a half marathon or 10k starting at Lolo Pass. Enjoy gravel road courses through forests and meadows followed by a celebratory post race BBQ.

Follow historic railroad grades from Mullan to St. Regis on a course featuring train trestles and river views. Choose from distances ranging from 5k to 50 miles with post race festivities at the park.

July 2026

Run With The Wild in Seeley Lake features 1K, 5K and 10K courses on Seeley Creek Trails, a free pancake breakfast for participants, plus awards and prize drawings. Strollers and leashed dogs are welcome.

Experience a trail race through ponderosa pine forests and flowering meadows in the Blue Mountain Recreation Area. Runners can choose between 10k and 30k distances while enjoying views of the Missoula and Bitterroot Valleys.

A trail race near Elliston, Montana offering 15K and 30K out-and-back courses that reach Blackfoot Meadows; the 30K continues up Kading Grade to the Continental Divide.

Experience an all-terrain trail event at the edge of the Bob Marshall Wilderness in Montana. Runners navigate singletrack and mountain roads across distances from 10K to 50K in a landscape home to diverse local wildlife.

August 2026

The Snowbowl 15K is a challenging trail run on a 9.3-mile loop at Montana Snowbowl. Runners face a 2,150-foot climb followed by an equal descent on the Beargrass Highway single track. The event includes post-race lunch and amenities, capped..

Experience a true off trail adventure at Blacktail Mountain Ski Area where navigation is key. Choose from distances up to 20 miles and explore the Montana wilderness through a unique route of your own making.

Experience tradition at Montana's second oldest footrace in Helena. This minimalist 5k trail run features a flat and fast course that supports local high school cross country teams.

Experience a unique nighttime trail run with the Goats In The Dark 5k in Helena. The course winds through Mount Helena's trails, starting after sunset. A headlamp is required for this after-dark adventure.

September 2026

Celebrate the 50th anniversary of this classic trail race in Helena. Experience 1,300 feet of elevation gain on single track trails with sweeping views of the Big Belt Mountains and downtown Helena.

Test your skills at Washington Grizzly Stadium with a variety of obstacle courses ranging from 2km to 10km. This inclusive event in Missoula features special categories for all abilities, kids, and strongman style challenges.