Brighton
Trail Running Calendar near Brighton 2026-2027
Explore the top trail runs near Brighton for 2026-2027! We've gathered 20 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
November 2026
Trail races in Longmont on November 14, 2026 offering Half Marathon, 10K and 5K on new mostly flat courses along the St. Vrain Greenway.
A no‑fee, self-supported 50K in Golden, Colorado featuring four loops from Parfet Park up South Table, North Table, Mount Galbraith and Lookout Mountain.
December 2026
Free 2.8 mi festive run in Broomfield that finishes with breakfast at La Belle French Bakery and is open to all ages.
Santa Claus Run in Louisville CO on Dec 12 offers 5k, 10k, a half marathon and a kids race with an expo, festive finish gifts and on-course amenities.
January 2027
February 2027
A winter bike rally and trail run in Lyons, Colorado offering multiple run and ride distances plus an afterparty with food, music and saunas.
April 2027
June 2027
A mixed gravel-bike and trail-running festival in Lyons, Colorado on June 6, 2027, featuring races from 100K to 5 miles plus relays, BMX, camping and a concert.
August 2027
Annual four mile charity run in Eldorado Springs with a scenic out and back course, post-run food and prizes, supporting the Colorado Cancer Foundation.
Family friendly mud run in Denver on Aug 14, 2027 featuring obstacles, mud pits, slides and a pre party at Colorado National Speedway.
Trail races around Standley Lake in Westminster, Colorado on August 7, 2027, offering multiple dirt-course distances with aid stations and live split tracking.
September 2027
All-Out Fall Fest on September 18, 2027 at Standley Lake in Westminster CO offers in-person and virtual Half Marathon, 10K, and 5K and benefits BookGive.
October 2027