© 2026 Find The Run. All rights reserved.
Any Length
Any Month
Trail
Fast
BQ
Time to Paddy 5k/10k & Lucky 13.1 - Denver
Westminster, CO
Saturday, February 28th, 2026
Want to feature your race?
Denver, CO
Time to Paddy 5k/10k & Lucky 13.1 - Colorado Sp...
Colorado Springs, CO
Sunday, March 1st, 2026
8th Annual ☘️ShamROCK Stampede 5k & RRCA 10k St...
Castle Rock, CO
Saturday, March 14th, 2026
Lucky Brew Race 5K, 10K, 15k & Half Marathon
Severance, CO
Lucky Brew Race 5K, 10K, and 15K
Windsor, CO
Saturday, March 21st, 2026
All-Out Spring Fever
Golden, CO
Sunday, March 22nd, 2026
Run the Ranch
Loveland, CO
Friday, April 10th, 2026
Spring Fling Prairie Dog Half, 10k, & 5k
Arvada, CO
Sunday, April 12th, 2026
All-Out Beat the Heat
Saturday, April 18th, 2026
Donot Stop Half Marathon (5k/10k) - Colorado Sp...
Great Western Trail Race
DoNot Stop Half Marathon (5k/10k) - Denver
Littleton, CO
Sunday, April 19th, 2026
NoCo Half Marathon & 10K
Saturday, April 25th, 2026
Pueblo Spring Runoff
Pueblo, CO
Sunday, April 26th, 2026
High Line Canal 5K/10K Run
Centennial, CO
Saturday, May 2nd, 2026
The Colorado Marathon
Fort Collins, CO
Sunday, May 3rd, 2026
Hometown Half Marathon & 5k/10k - Colorado Springs
Saturday, May 9th, 2026
Colorado Women's Classic - Westminster
Sunday, May 10th, 2026
Super Mom 5K/10K/Half - Colorado Springs
Hometown Half Marathon & 5k/10k - Denver
Spirit Challenge Run for Autism 10k and 5k
Steamboat Springs, CO
Saturday, May 16th, 2026
Farish Trail Race
Woodland Park, CO
Saturday, May 23rd, 2026
5th Annual Angel Run at Red Leg Brewing
Monday, May 25th, 2026
The Steamboat Marathon
Sunday, June 7th, 2026
Colorado 13er (Half Marathon/10k/5k)
Louisville, CO
All-Out Summer Breeze
Saturday, June 13th, 2026
Treat Trot Denver
Garden of the Gods 10 Mile/10K and Trail Run
Sunday, June 14th, 2026
Treat Trot Colorado Springs
Red, White and Brew 5k, 10k & Half Marathon
Saturday, June 20th, 2026
Father's Day Classic 10k, 5k, & 1 Mile
Sunday, June 21st, 2026
Race in the Clouds - Alma Dirt Festival 2026
Alma, CO
Thursday, June 25th, 2026
SBT TRL
Saturday, June 27th, 2026
2026 Independence Day 10k
Breckenridge, CO
Saturday, July 4th, 2026
Let Freedom Run 5k/10k - Louisville
Heatwave Half Marathon - Denver
Saturday, July 11th, 2026
All-Out Dog Days
Heatwave Half Marathon - Colorado Springs
Sunday, July 12th, 2026
Summer Splash Prairie Dog Half, 10k, & 5k
Saturday, July 18th, 2026
Audi Power of Four Trail Run
Aspen, CO
Berthoud Gastro-Dash 10k
Berthoud, CO
All-Out Runapalooza
Saturday, August 8th, 2026
Summer Sizzler- Denver
Summer Sizzler- Colorado Springs
Sunday, August 9th, 2026
Into the Hills Eltuck 10k
Bellvue, CO
Tuesday, August 11th, 2026
The Cheyenne Mountain Run
Saturday, August 15th, 2026
2026 True Impact Ministries 5K/10K
Saturday, August 22nd, 2026
Pioneer Prairie Dog Half, 10k & 5k
Sunday, August 23rd, 2026
Run for Hope - Colorado Springs
Saturday, August 29th, 2026
Explore more in Colorado, US
Distances:
Months:
Tags:
Don't see your race? Add it!