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21 Running Colorado

Fossil Creek Park T&H 5K - Fort Collins, CO - genericImage-websiteLogo-259977-1756160345.2684-0.bORofz.png

Fossil Creek Park T&H 5K

Fort Collins, CO

Sun - Nov 01, 2026

Lone Tree Reckoning Preview Run - Loveland, CO - running-19.png

Lone Tree Reckoning Preview Run

Loveland, CO

Sun - Nov 01, 2026

Excel Eagle Trot 5K/1K Family Fun Run - Arvada, CO - genericImage-websiteLogo-264804-1759256125.2538-0.bO3b49.png

Excel Eagle Trot 5K/1K Family Fun Run

Arvada, CO

Sat - Nov 07, 2026

The Unselfish Ultra - Golden, CO - running-17.png

The Unselfish Ultra

Golden, CO

Sat - Nov 07, 2026

Running > Ultra

2026 Southwest Series - Day 2 (CO) - Durango, CO - 0fe8efc4-838a-4820-8725-eb975da710d5.png

2026 Southwest Series - Day 2 (CO)

Durango, CO

Nov 9, 2026 - Nov 10, 2026

Running > Half Marathon, 5k, Marathon, 10k

Friday The 13K - Castle Rock MEET UP - Castle Rock, CO - genericImage-websiteLogo-253112-1746145909.512-0.bOfbj1.png

Friday The 13K - Castle Rock MEET UP

Castle Rock, CO

Fri - Nov 13, 2026

Lone Tree Reckoning Half and 5K - Loveland, CO - running-12.png

Lone Tree Reckoning Half and 5K

Loveland, CO

Sat - Nov 14, 2026

Running > Obstacle Race

Run for Mental Health 5K/10K/13.1 DENVER/AURORA - Centennial, CO - genericImage-websiteLogo-270815-1768499680.5521-0.bPAsNG.png

Run for Mental Health 5K/10K/13.1 DENVER/AURORA

Centennial, CO

Sat - Nov 14, 2026

Running > 5k, 10k, Half Marathon, 1 mile

Salute to Veterans 5K/10K/Half Marathon - Denver - Aurora, CO - genericImage-websiteLogo-237374-1776213299.4898-0.bP3T0Z.png

Salute to Veterans 5K/10K/Half Marathon - Denver

Aurora, CO

Sat - Nov 14, 2026

Running > 5k, 10k, Half Marathon

Salute to Veterans 5K/10K/Half Marathon - Colorado Springs - Colorado Springs, CO - genericImage-websiteLogo-237374-1776213299.4898-0.bP3T0Z.png

Salute to Veterans 5K/10K/Half Marathon - Colorado Springs

Colorado Springs, CO

Sun - Nov 15, 2026

Running > Half Marathon, 10k, 5k

Glenwood Springs Turkey Day 5K & Fun Run - Glenwood Springs, CO - genericImage-websiteLogo-294105-1792110013.4563-0.bQ0w29.png

Glenwood Springs Turkey Day 5K & Fun Run

Glenwood Springs, CO

Thu - Nov 26, 2026

The Great Turkey Chase - Golden, CO - genericImage-websiteLogo-292067-1789571854.6467-0.bQQRmo.png

The Great Turkey Chase

Golden, CO

Thu - Nov 26, 2026

Montrose Turkey Trot - Montrose, CO - genericImage-websiteLogo-293079-1790822623.3516-0.bQVCJF.png

Montrose Turkey Trot

Montrose, CO

Thu - Nov 26, 2026

Fort Collins Thanksgiving Day Run - Fort Collins, CO - genericImage-websiteLogo-260445-1755237381.3685-0.bONSWf.png

Fort Collins Thanksgiving Day Run

Fort Collins, CO

Thu - Nov 26, 2026

Tardy Turkey Trot - Estes Park, CO - genericImage-websiteLogo-291541-1788980866.5316-0.bQOA6c.png

Tardy Turkey Trot

Estes Park, CO

Fri - Nov 27, 2026

Coffee Lovers Run 5K/10K/13.1 DENVER/AURORA - Centennial, CO - genericImage-websiteLogo-270817-1768484444.1991-0.bPAo5C.png

Coffee Lovers Run 5K/10K/13.1 DENVER/AURORA

Centennial, CO

Sat - Nov 28, 2026

Running > 5k, 10k, Half Marathon, 1 mile

Tiger Trail 5K Run/Walk - Colorado Springs, CO - running-12.png

Tiger Trail 5K Run/Walk

Colorado Springs, CO

Sun - Nov 29, 2026

2026 Moose March - Breckenridge, CO - running-6.png

2026 Moose March

Breckenridge, CO

Dec 5, 2026 - Dec 6, 2026

Run for Breast Cancer 5K/10K/13.1 DENVER/AURORA - Centennial, CO - genericImage-websiteLogo-270817-1768484444.1991-0.bPAo5C.png

Run for Breast Cancer 5K/10K/13.1 DENVER/AURORA

Centennial, CO

Sat - Dec 12, 2026

Running > 1 mile, Half Marathon, 10k, 5k

Sleigh Bell Shuffle - Loveland, CO - genericImage-websiteLogo-292808-1790375296.2068-0.bQTVwa.png

Sleigh Bell Shuffle

Loveland, CO

Sat - Dec 12, 2026

Colorado Tap House Jingle Bell Run - Arvada, CO - genericImage-websiteLogo-293899-1791693334.8875-0.bQYXiw.png

Colorado Tap House Jingle Bell Run

Arvada, CO

Sat - Dec 19, 2026

Running > 1 mile

A Merry Christmas Run 5K/10K/13.1 DENVER/AURORA - Centennial, CO - genericImage-websiteLogo-270817-1768484444.1991-0.bPAo5C.png

A Merry Christmas Run 5K/10K/13.1 DENVER/AURORA

Centennial, CO

Sat - Dec 26, 2026

Running > 10k, Half Marathon, 1 mile, 5k

run.Windsor Gift Cards - Windsor, CO - genericImage-websiteLogo-243706-1734099655.0235-0.bNxelh.png

run.Windsor Gift Cards

Windsor, CO

Thu - Dec 31, 2026

Salida New Year's Day 5K - Salida, CO - genericImage-websiteLogo-293226-1790880960.3703-0.bQVQZa.png

Salida New Year's Day 5K

Salida, CO

Fri - Jan 01, 2027

Mission Crew Miles - Anywhere, CO - genericImage-websiteLogo-293006-1790784932.1362-0.bQVtwK.png

Mission Crew Miles

Anywhere, CO

Jan 1, 2027 - Jan 31, 2027

MLK Jr. Freedom Run 5K/10K/13.1 DENVER/AURORA - Centennial, CO - genericImage-websiteLogo-284909-1787750261.9433-0.bQJUD1.png

MLK Jr. Freedom Run 5K/10K/13.1 DENVER/AURORA

Centennial, CO

Sat - Jan 16, 2027

Running > Half Marathon, 5k, 10k, 1 mile

Colorado Cold Snap - Louisville, CO - genericImage-websiteLogo-265161-1787690601.4602-0.bQJF5P.png

Colorado Cold Snap

Louisville, CO

Sun - Jan 17, 2027

Running > 5k, 10k

Freakin Freezin 5K - Denver - Denver, CO - genericImage-websiteLogo-218111-1755208362.8404-0.bONLQQ.png

Freakin Freezin 5K - Denver

Denver, CO

Sun - Jan 24, 2027

Redrum Run - Estes Park, CO - ultra-300px.bMjMog.png

Redrum Run

Estes Park, CO

Sun - Jan 24, 2027

Coffee Lover Run DENVER/AURORA - Centennial, CO - genericImage-websiteLogo-285082-1787793732.1042-0.bQJ5fe.png

Coffee Lover Run DENVER/AURORA

Centennial, CO

Sat - Jan 30, 2027

Running > Half Marathon