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Trail Running Calendar near Brighton 2026-2027

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Explore the top trail runs near Brighton for 2026-2027! We've gathered 15 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

September 2026
Sep
19
Sa

Break of Dawn North Table Trail Race

Trail Run 5 mi 10 mi
Experience the scenic mesa trails of North Table Mountain in Golden with 5 or 10 mile races that support families working to overcome homelessness.
Sep
19
Sa

Champions for Children 5K Run/Walk + Fun Run

Trail Run 5 km
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.
Sep
19
Sa

Frederick Pack Burro Race

Trail Run 10 km
Pack burro race in Frederick Colorado during Miners Day featuring a town-to-park course that loops Milavec Lake and finishes at Centennial Park.
Sep
20
Su

Expo Park XC Run

Trail Run 3 km 4 km 5 km
Grass cross-country at Exposition Park on Sep 20, 2026 with youth and open races featuring creek crossings, bale jumps, and a wooden footbridge.
October 2026
Oct
3
Sa

Pretzel Run

Trail Run 5 km 10 km Half Marathon
Trail races in Louisville CO with 5k, 10k, a new half marathon and a family Pretzel Mile plus an Oktoberfest post race festival.
Oct
11
Su

EDT XC Showdown

Trail Run 3 km 4 km
A youth cross country meet at Aurora Sports Park on October 11, 2026 with 2k, 3k, and 4k courses, creek crossings, and awards for the top 10 in each age and gender division.
Oct
17
Sa

The Great Trailhead Foot Race 10 Miler

Trail Run 5 mi 10 mi
Experience single track trails and dirt paths at Bear Creek Lake Park with views of the Denver skyline. Enjoy a post race party with food and beverages included in your registration for both the 5 and 10 mile distances.
Oct
17
Sa

Trail Apples

Trail Run 4 mi 8 mi 12 mi
Oct
24-25
Sa - Su

The Barnyard Backyard Ultra

Backyard Ultra 4 mi
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.
Oct
25
Su

Beware The Bear Trail Races

Trail Run 5 km 15 km 20 km
Trail races at Bear Creek Lake Park on Oct 25 2026 featuring 5 km, 15 km, a 5+15 double and a Kids 1 km. Mostly dirt single and double track with steep climbs, marked courses and included postrace items for adult distances.
Oct
25
Su

Monsterdash - Louisville

Trail Run 5 km 10 km Half Marathon
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.
Oct
31
Sa

Eerie Erie

Road Race Trail Run 5 km 10 km
A Halloween themed 5k and 10k through historic downtown Erie and Coal Creek trails, with a kids Goblin Run and BOLDERBoulder qualifier status. The event supports the Erie Optimist Club as its primary fundraiser.
November 2026
Nov
14
Sa

Louisville Trail Race

Trail Run 5 km 10 km 13 mi
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.
December 2026
Dec
12
Sa

Santa Claus Run

Trail Run 5 km 10 km Half Marathon
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
Aug
15
Su

Westminster Night Trail

Trail Run 6 km 12 km ... 36 km 50 km
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.
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