Brighton
Trail Running Calendar near Brighton 2026-2027
Explore the top trail runs near Brighton for 2026-2027! We've gathered 16 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
September 2026
Join the community for a 5K run or walk on a brand new dirt course at the North Arvada Middle School Athletic Complex. Support local high school racers before taking on this off road route yourself.
A remembrance event in Longmont, CO on a flat 1.05 mile loop offering multiple races including a 100 mile option and finisher awards.
Community 5K, 1 mile fun run and a dog friendly 3.1 mile course on Second Creek Trail supporting Every Child Pediatrics in Commerce City on 09/19/2026.
October 2026
Trail races in Louisville CO with 5k, 10k, a new half marathon and a family Pretzel Mile plus an Oktoberfest post race festival.
A backyard ultra at Luvin Arms Animal Sanctuary on Oct 24–25, 2026 with hourly 4.167-mile loops on mostly flat dirt, grass, and gravel plus on-site race camp and cupless aid.
MonsterDASH Louisville on Oct 25, 2026 offers a new half marathon plus 5k, 10k and a kids mile with costume contests, expo, and themed runner perks.
November 2026
Trail races in Louisville, Colorado on November 14, 2026 offering Half Marathon, 10K and 5K on out-and-back dirt trails with aid stations and limited onsite parking.
December 2026
Holiday trail runs in Louisville CO with 5k, 10k, a new half marathon, expo pickup, giveaways, family activities, and a visit from Santa.
January 2027
Freakin Freezin 5K in Denver on January 24, 2027 offers in-person and virtual 5K options with finisher medals and multiple overall and age-group awards.