Brighton
Trail Running Calendar near Brighton 2026-2027
Explore the top trail runs near Brighton for 2026-2027! We've gathered 13 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
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.
Traditional Backyard Ultra at Luvin Arms Animal Sanctuary in Erie, CO with repeated 4.167 mile loops on mostly flat off road terrain, on site camps, and rescued animals.
An approximately 18 mile trail across Boulder's five peaks with about 5,000 ft of climbing on October 24, 2026; limited to 100 participants with a $25 fee donated to recovery.
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 on November 14, 2026 in Louisville CO offering Half Marathon, 10K and 5K on dirt out and back courses with aid stations and post-race festivities.
A self-supported 50K in Golden, Colorado visiting four local peaks with Parfet Park as the central hub and minimal course markings.
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.
August 2027
Trail races at Standley Lake in Westminster CO offering distances from 6K to 50K on 100% dirt courses with aid stations and parking at Wayne Carle Middle School.