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10K Races in Colorado

  1. Races by State
  2. Colorado
  3. 10K

Browse 10K races in Colorado, including upcoming races and races up to one year past their event date. Sort by highest rating or number of reviews to elevate the most popular races.

For each 10K race, you’ll find key details, finisher ratings and reviews, photos, videos, related articles, race-day weather data and a link to register.

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Showing 10K races in Colorado

Earth Day 10K & 5K (fka Loveland Classic)
Loveland, CO | Apr 26, 2025

OVERALL

(0 ratings)

0
NOCO Half Marathon & 10K
Loveland, CO | Apr 27, 2025

OVERALL

(7 ratings)

4
Colorado Marathon
Fort Collins, CO | May 4, 2025

OVERALL

(22 ratings)

4.2
High Line Canal Run
Centennial, CO | May 10, 2025

OVERALL

(0 ratings)

0
Mother’s Day Run Louisville Colorado
Louisville, CO | May 10, 2025

OVERALL

(0 ratings)

0
Mountain Ridge Trail Race
Littleton, CO | May 10, 2025

OVERALL

(0 ratings)

0
Colorado Women’s Classic
Westminster, CO | May 11, 2025

OVERALL

(1 rating)

4
ENDURE Trail Runs
Divide, CO | May 17, 2025

OVERALL

(0 ratings)

0
Samson’s Revenge
Estes Park, CO | May 17, 2025

OVERALL

(0 ratings)

0
Steamboat Springs Spirit Challenge
Steamboat Springs, CO | May 17, 2025

OVERALL

(0 ratings)

0
BOLDERBoulder
Boulder, CO | May 26, 2025

OVERALL

(8 ratings)

4.5
Colorado 13er
Louisville, CO | Jun 1, 2025

OVERALL

(1 rating)

5
Crazy Legs 10K+ Trail Run
Loveland, CO | Jun 1, 2025

OVERALL

(0 ratings)

0
Steamboat Marathon, Half Marathon & 10K
Steamboat Springs, CO | Jun 1, 2025

OVERALL

(7 ratings)

4.4
Go Pro Mountain Games Trail Races
Vail, CO | Jun 6–8, 2025

OVERALL

(0 ratings)

0
All-Out Summer Breeze Half Marathon
Arvada, CO | Jun 7, 2025

OVERALL

(0 ratings)

0
Garden of the Gods 10 Mile, 10K & Trail Run
Colorado Springs, CO | Jun 8, 2025

OVERALL

(4 ratings)

4.8
Hometown Half Marathon Denver
Westminster, CO | Jun 21, 2025

OVERALL

(0 ratings)

0
Red, White and Brew Race (CO)
Windsor, CO | Jun 21, 2025

OVERALL

(0 ratings)

0
Hometown Half Marathon Colorado Springs
Colorado Springs, CO | Jun 22, 2025

OVERALL

(0 ratings)

0

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