© 2025 Find The Run. All rights reserved.
Any Length
Any Month
Trail
Fast
BQ
All-Out Fa La La
Westminster, CO
Saturday, December 6th, 2025
Want to feature your race?
Sawmill Trail Runs
Pine, CO
Rock Canyon Half Marathon
Pueblo, CO
Sunday, December 7th, 2025
Santa Catch 5k & 10k
Windsor, CO
Saturday, December 13th, 2025
Run Like a Reindeer 5K
Winter Park, CO
Saturday, December 20th, 2025
Resolute Runner 5k
Arvada, CO
Thursday, January 1st, 2026
Rescue Run
Colorado Springs, CO
All-Out Polar Prowl
Saturday, January 10th, 2026
Rio Frio 5k on Ice
Alamosa, CO
Saturday, January 24th, 2026
Running Up for Air - Staunton Rocks
Friday, February 6th, 2026
Ralston Creek Half Marathon & 5k
Sunday, February 15th, 2026
Stories Trail Runs
Saturday, February 21st, 2026
All-Out Mardi Crawl
Sunday, February 22nd, 2026
21st Annual Run Through Time Trail Marathon and...
Salida, CO
Saturday, March 14th, 2026
Lucky Brew Race 5K, 10K, and 15K
Saturday, March 21st, 2026
All-Out Spring Fever
Golden, CO
Sunday, March 22nd, 2026
Three Creeks Half Marathon
Englewood, CO
Sunday, April 5th, 2026
Run the Ranch
Loveland, CO
Friday, April 10th, 2026
Platte River Half-Marathon and Relay
Littleton, CO
Sunday, April 12th, 2026
All-Out Beat the Heat
Saturday, April 18th, 2026
Great Western Trail Race
Severance, CO
Horsetooth Half Marathon - Presented by Fort Co...
Fort Collins, CO
Sunday, April 19th, 2026
Pueblo Spring Runoff
Sunday, April 26th, 2026
Greenland Trail Races
Larkspur, CO
Saturday, May 2nd, 2026
Quad Rock 25 & 50 Mile Trail Races
Bellvue, CO
Saturday, May 9th, 2026
Endure Trail Runs
Divide, CO
Saturday, May 16th, 2026
Aiden's Adventure 5k
Saturday, June 6th, 2026
Summits Trail Runs
Granby, CO
Colorado 13er (Half Marathon/10k/5k)
Louisville, CO
Sunday, June 7th, 2026
All-Out Summer Breeze
Saturday, June 13th, 2026
Race in the Clouds - Alma Dirt Festival 2026
Alma, CO
Thursday, June 25th, 2026
Pueblo's Firecracker 5k!
Saturday, July 4th, 2026
Silverheels Trail Runs
Como, CO
Friday, July 10th, 2026
All-Out Dog Days
Saturday, July 11th, 2026
Summer Splash Prairie Dog Half, 10k, & 5k
Castle Rock, CO
Saturday, July 18th, 2026
Sheep Mountain Trail Runs
Fairplay, CO
Saturday, August 1st, 2026
Kennebec Mountain Run
Hesperus, CO
All-Out Runapalooza
Saturday, August 8th, 2026
Byers Peak Stampede Half Marathon & 5K Run
Fraser, CO
Saturday, August 22nd, 2026
Severance Glow 5K Run or Walk
RexRun For PAWSitivity 2026 Trail Run/Walk
Aurora, CO
Saturday, August 29th, 2026
Cirque Series - Arapahoe Basin, CO
Keystone, CO
Saturday, September 5th, 2026
53rd Annual Imogene Pass Run
Telluride, CO
Saturday, September 12th, 2026
All-Out Fall Fest
Saturday, September 19th, 2026
Sangre de Cristo Trail Festival
Westcliffe, CO
Saturday, September 26th, 2026
HRCA Wildcat Mountain Trail Races
Saturday, October 3rd, 2026
Windsor Marathon, Half Marathon, 10k, 5k & 1 Mi...
Sunday, October 4th, 2026
Indian Creek Trail Runs
Sedalia, CO
Saturday, October 17th, 2026
All-Out Kooky-Spooky
Sunday, November 1st, 2026
HRCA Backcountry Wilderness Half Marathon
Lone Tree, CO
Saturday, November 7th, 2026
Explore more in Colorado, US
Distances:
Months:
Tags:
Don't see your race? Add it!
