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77 Running Colorado

Emerald Mountain Scramble - Steamboat Springs, CO - genericImage-websiteLogo-265561-1760372589.1678-0.bO7sDT.jpg

Emerald Mountain Scramble

Steamboat Springs, CO

Wed - Oct 22, 2025

DU Crimson Classic 5K Run/1.5 Mile Walk

Denver, CO

Wed - Oct 22, 2025

2025 Redrum Fun Run - Greeley, CO - running-8.png

2025 Redrum Fun Run

Greeley, CO

Sat - Oct 25, 2025

2025 Eerie Erie - Erie, CO - e73280cd-15c8-46b1-936f-3b2be94a8718.png

2025 Eerie Erie

Erie, CO

Sat - Oct 25, 2025

McGraw Memorial Park "Quick Draw @ McGraw" 2 Mile Trail Race - Bailey, CO - trail-300px.bMjMog.png

McGraw Memorial Park "Quick Draw @ McGraw" 2 Mile Trail Race

Bailey, CO

Sat - Oct 25, 2025

Running > 5k, Obstacle Race

YMCA of Pueblo Spooky Sprint 5K - Pueblo, CO - genericImage-websiteLogo-234420-1744730987.1756-0.bN_NTR.png

YMCA of Pueblo Spooky Sprint 5K

Pueblo, CO

Sat - Oct 25, 2025

Race to Cure Sarcoma Denver - Denver, CO - genericImage-websiteLogo-221623-1739994422.8573-0.bNTJu2.png

Race to Cure Sarcoma Denver

Denver, CO

Sat - Oct 25, 2025

Running > 5k, 1k

Fleet Feet Denver Just the Long Runs Fall Session - Littleton, CO - genericImage-websiteLogo-263427-1758052401.3079-0.bOYCaX.png

Fleet Feet Denver Just the Long Runs Fall Session

Littleton, CO

Oct 26, 2025 - Nov 23, 2025

Trails 5K Run/Walk - Aurora, CO - genericImage-websiteLogo-240767-1730402247.4288-0.bNi9Fh.png

Trails 5K Run/Walk

Aurora, CO

Sat - Nov 01, 2025

City Park 5k & 1 Mile Walk of Hope for Pancreatic Cancer Research

Denver, CO

Sat - Nov 01, 2025 @ 9:00 AM

Running > 1 mile, 5k

Colorado 24 Hour Run - Fort Collins, CO - colorado-24-final.jpg

Colorado 24 Hour Run

Fort Collins, CO

Nov 1, 2025 - Nov 2, 2025 (8:00 AM)

Running > Marathon

Everybody Welcome Mental Health Awareness 5k/3K Walk/Run - Colorado Springs, CO - running-16.png

Everybody Welcome Mental Health Awareness 5k/3K Walk/Run

Colorado Springs, CO

Sat - Nov 01, 2025

Halloween Trick or Trot Run 5K/10K/13.1 DENVER/AURORA - Centennial, CO - genericImage-websiteLogo-250532-1742475992.3231-0.bN3bly.png

Halloween Trick or Trot Run 5K/10K/13.1 DENVER/AURORA

Centennial, CO

Sat - Nov 01, 2025

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

+ Colorado Rapids Ticket - only $8! - Commerce City, CO - flag-300px.bMjMog.png

+ Colorado Rapids Ticket - only $8!

Commerce City, CO

Sat - Nov 01, 2025

Panda Waddle 5k - Grand Junction, CO - 5e4fea0e-f606-43ae-b9a5-76da523d1ef2.png

Panda Waddle 5k

Grand Junction, CO

Sat - Nov 08, 2025

Spring Canyon Park T&H 5K Registration - Fort Collins, CO - genericImage-websiteLogo-259977-1756160345.2684-0.bORofz.png

Spring Canyon Park T&H 5K Registration

Fort Collins, CO

Sun - Nov 09, 2025

Mountain Madness Fall Frenzy Orienteering Trail Race - Golden, CO - genericImage-websiteLogo-255850-1749226496.5338-0.bOqXqa.png

Mountain Madness Fall Frenzy Orienteering Trail Race

Golden, CO

Sun - Nov 09, 2025

Running > Obstacle Race

Colorado Springs Veterans Day 5k - Colorado Springs, CO - genericImage-websiteLogo-258730-1753311179.4709-0.bOGwFl.jpg

Colorado Springs Veterans Day 5k

Colorado Springs, CO

Sun - Nov 09, 2025

2025 Southwest Series - Day 2 (CO) - Durango, CO - 0fe8efc4-838a-4820-8725-eb975da710d5.png

2025 Southwest Series - Day 2 (CO)

Durango, CO

Nov 10, 2025 - Nov 11, 2025

Running > Marathon

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 15, 2025

Running > 5k, 1k

Veterans Day Freedom Run 5K/10K/13.1 DENVER/AURORA - Centennial, CO - genericImage-websiteLogo-252628-1750143457.6696-0.bOurhH.png

Veterans Day Freedom Run 5K/10K/13.1 DENVER/AURORA

Centennial, CO

Sat - Nov 15, 2025

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

CEROX IRON + IRON X - Frederick, CO - genericImage-websiteLogo-265479-1760198988.197-0.bO6Ofm.png

CEROX IRON + IRON X

Frederick, CO

Sat - Nov 15, 2025

Colorado State Youth Cross Country Championships - Aurora, CO - genericImage-websiteLogo-259134-1753978311.5638-0.bOI5xh.png

Colorado State Youth Cross Country Championships

Aurora, CO

Sat - Nov 15, 2025

Break a Leg 5k - Grand Junction, CO - group-300px.bMjMog.png

Break a Leg 5k

Grand Junction, CO

Sat - Nov 15, 2025

NCMC Turkey Trot - Greeley, CO - genericImage-websiteLogo-253046-1746035318.9341-0.bOeMj2.png

NCMC Turkey Trot

Greeley, CO

Thu - Nov 27, 2025

Turkey Trot Fun Run/Walk - 5K - Presented by SLV Sports & Wellness & Knee Knockers Bar & Grill - Alamosa, CO - genericImage-websiteLogo-240278-1729805555.2766-0.bNgRZZ.png

Turkey Trot Fun Run/Walk - 5K - Presented by SLV Sports & Wellness & Knee Knockers Bar & Grill

Alamosa, CO

Thu - Nov 27, 2025

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 27, 2025

Pelican Lakes Turkey Trot - 5k Run or Walk - Windsor, CO (November 27, 2025) - Windsor, CO - 2793907_460.jpg

Pelican Lakes Turkey Trot - 5k Run or Walk - Windsor, CO (November 27, 2025)

Windsor, CO

Thu - Nov 27, 2025 @ 9:00 AM

Gobble Wobble Run 2025

Littleton, CO

Thu - Nov 27, 2025

Grand Junction Fire Fighters Foundation GJ Turkey Trot - Grand Junction, CO - genericImage-websiteLogo-239576-1729007737.6298-0.bNdPb5.jpg

Grand Junction Fire Fighters Foundation GJ Turkey Trot

Grand Junction, CO

Thu - Nov 27, 2025