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Running in Colorado

Your guide to races, run clubs, and running community in Colorado

477Races
1Run Clubs
20Cities
5KMost Popular

Upcoming Races in Colorado

The next races happening in Colorado

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APR18
4th Street Flannel Fest - Winter Edition
Loveland, CO
APR18
Woody's Tortoise And Hare
Fountain, CO
APR18
Great Western Trail Race
Severance, CO
APR18
All-Out Beat the Heat
Westminster, CO
APR18
Donot Stop Half Marathon (5k/10k) - Colorado Springs
Colorado Springs, CO
APR18
Sky Rim Duathlon
Durango, CO
APR18
Earth Day 5K
Durango, CO
APR19
Horsetooth Half Marathon - Presented by Fort Collins Connexion
Fort Collins, CO
APR19
2026 Fairmount Fit Fest
Golden, CO

Run Clubs in Colorado

Find a running group near you

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Denver Track Club, Denver, CO

Cities in Colorado

Browse by city

Colorado Springs 79Denver 44Centennial 24Fort Collins 22Boulder 16Littleton 16Loveland 14Arvada 12Steamboat Springs 11Aurora 9Thornton 9Golden 9Westminster 9Aspen 8Durango 8Buena Vista 8Highlands Ranch 8Longmont 6Parker 6Bellvue 6

Popular Race Types in Colorado

What runners are signing up for

5K 15410K 52trail 37Half Marathon 31Marathon 11relay 6ultra 2community 1road 110k 1

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Explore running across the country

Alabama 326 Alaska 86 Arizona 175 Arkansas 265 California 1149 Colorado 478 Connecticut 360 Delaware 113 District of Columbia 48 Florida 1392 Georgia 742 Hawaii 50 Idaho 146 Illinois 652 Indiana 583 Iowa 204 Kansas 178 Kentucky 376 Louisiana 248 Maine 140 Maryland 451 Massachusetts 418 Michigan 1007 Minnesota 284 Mississippi 93 Missouri 379 Montana 190 Nebraska 82 Nevada 75 New Hampshire 111 New Jersey 680 New Mexico 86 New York 947 North Carolina 872 North Dakota 30 Ohio 1160 Oklahoma 270 Oregon 171 Pennsylvania 1553 Rhode Island 146 South Carolina 353 South Dakota 52 Tennessee 455 Texas 1580 Utah 161 Vermont 73 Virginia 746 Washington 488 West Virginia 140 Wisconsin 545 Wyoming 38

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