Running races in Colorado

Oct 11, 2026

Westy Half & 5k

Open

Westminster, CO 80021 | 13.1 Miles

View race

Oct 11, 2026

EDT XC Showdown

Open

Aurora, CO 80011 | 3K

View race

Oct 17, 2026

Living Water 5K and Family Fun Run

Open

Denver, CO 80212 | 3.2 Miles

View race

Run

Oct 17, 2026

The Great Pumpkin Haul

Open

Fruita, CO 81521 | 2 Miles

View race

Run

Oct 18, 2026

Halloween Hustle for Charity

Open

Glenwood Springs, CO 81601 | 1.5K

View race

Oct 24, 2026

Mancos Cowboy Half Marathon, 5K, and Fun Run

Open

Mancos, CO 81328 | 13.1 Miles

View race

Oct 24, 2026

Race to Cure Sarcoma Denver

Open

Denver, CO 80212 | 5K

View race

Oct 24, 2026

YMCA Creepy Crawl 5K presented by Corwin Honda

Open

Palmer Lake, CO 80132 | 5K

View race

Oct 24, 2026

YMCA of Pueblo Race Series

Pueblo, CO 81008 | 5K

View race

Oct 24, 2026

YMCA of Pueblo Spooky Sprint 5K

Pueblo, CO 81008 | 5K

View race

Oct 25, 2026

The 14th Annual Odyssey Odyssey - 2026

Open

Denver, CO 80230 | 3.1 Miles

View race

Oct 31, 2026

Foundry Halloween 5k

Open

Steamboat Springs, CO 80488 | 3.1 Miles

View race

Oct 31, 2026

I Ain't Scared (of 5k)

Open

Thornton, CO 80233 | 3.1 Miles

View race

Oct 31, 2026

Halloween Fun Run 5k & 1mile - Zombie Theme

Open

Idaho Springs, CO 80452 | 5K

View race

Oct 31, 2026

EAPL Zombie Run 5K

Open

Evergreen, CO 32003 | 5K

View race

Nov 1, 2026

RMRR November 5k/15k

Open

Denver, CO 80239 | 15K

View race

Nov 1, 2026

Girls on the Run Northern Colorado Fall 5K

Fort Collins, CO 80526 | 3.1 Miles

View race

Nov 7, 2026

City Park Classic (5k/10k & 1 Mile Walk of Hope for Pancreatic Cancer Research)

Open

Denver, CO 80205 | 3.1 Miles

View race

Nov 8, 2026

Colorado Springs Veterans Day 5k

Open

Colorado Springs, CO 80904 | 5K

View race

Nov 9, 2026

2026 Southwest Series - Day 2 (CO)

Open

Durango, CO 81301 | 5K, 10K, Half Marathon

View race

Nov 14, 2026

Denver Veterans Day Run

Open

Denver, CO 80205 | 3.1 Miles

View race

Nov 14, 2026

Colorado State Youth Cross Country Championships

Open

Aurora, CO 80011 | 1.24 Miles

View race

Nov 14, 2026

Grand Valley Brew Runs

Open

Grand Junction, CO 81501 | 5K

View race

Nov 21, 2026

TURKEY TREK (13.1, 10k, 5k & 2k)

Open

Arvada, CO 80007 | 13.1 Miles

View race

Nov 21, 2026

Feed Your Soul Turkey Trot 5K

Open

Wheat Ridge, CO | 5K

View race

Nov 26, 2026

Parker Parks and Recreation Turkey Day 5K FUN Run/Walk

Open

Parker, CO 80134 | 3.1 Miles

View race

Nov 26, 2026

2026 Loveland Turkey Trot

Open

Loveland, CO 80538 | 5K

View race

Nov 26, 2026

Gobble Wobble Run 2026

Open

Littleton, CO 80123 | 5K

View race

Nov 26, 2026

AdventHealth Avista Louisville Turkey Trot

Open

Louisville, CO 80027 | 5K

View race

Nov 26, 2026

Broomfield Turkey Day 5K/10K

Open

Broomfield, CO 80020 | 10K

View race

Nov 26, 2026

NCMC Turkey Trot

Open

Greeley, CO 80631 | 5K

View race

Nov 26, 2026

YMCA Turkey Trot 5K presented by Corwin Honda

Open

Colorado Springs, CO 80920 | 5K

View race

Run

Nov 26, 2026

YMCA of Pueblo Turkey Trot

Pueblo, CO 81008 | 5K

View race

Nov 26, 2026

Pelican Lakes Turkey Trot

Open

Windsor, CO 80550 | 5K

View race

Nov 26, 2026

Alpine Bank Boulder Thanksgiving Day 5K

Open

Boulder, CO 80302 | 5K

View race

Nov 26, 2026

Buena Vista Turkey Trot 5K & Family Fun Run

Open

Buena Vista, CO 81211 | 1 Miles

View race

Nov 27, 2026

Christmas Mountain 5 Mile Run

Open

Salida, CO 81201 | 5 Miles

View race

Run

Dec 5, 2026

Onesie Dash

Open

Red Feather Lakes, CO 80545 | 1 Miles

View race

Dec 6, 2026

Rock Canyon Half Marathon- 40th Anniversary Run!

Open

Pueblo, CO 81005 | 13.1 Miles

View race

Dec 6, 2026

RMRR December 4.5mi

Open

Denver, CO 80209 | 4.5 Miles

View race

Dec 12, 2026

Santa Catch 5k & 10k

Open

Windsor, CO 80550 | 5K

View race

Dec 12, 2026

WinterFest 5k & Fun Run

Open

Thornton, CO 80233 | 3.1 Miles

View race

Dec 12, 2026

YMCA Jingle Jog 5K presented by Corwin Honda

Open

Fountain, CO 80817 | 5K

View race

Dec 19, 2026

Santa's Dash for Ca$h

Open

Denver, CO 80204 | 3.1 Miles

View race

Dec 31, 2026

Resolution Run - Fort Collins

Fort Collins, CO 80525 | 5K

View race

Jan 1, 2027

Resolute Runner 5k

Open

Arvada, CO 80004 | 5K

View race

Run

Jan 2, 2027

YMCA of Pueblo Hot Chocolate 5K

Pueblo, CO 81008 | 5K

View race

Feb 13, 2027

Heart Throb 5k

Open

Arvada, CO 80004 | 5K

View race

Feb 14, 2027

The Toyota Super Half Marathon™& Game Day 5K™

Colorado Springs, CO 80903 | 13.1 Miles

View race

Feb 28, 2027

Highlands Ranch 5k

Open

Highlands Ranch, CO 80130 | 3.1 Miles

View race

Mar 13, 2027

Erin Go Bragh 7.77k

Open

Westminster, CO 80021 | 7.77K

View race

Mar 14, 2027

Lucky Brew Race 5K, 10K, 15k & Half Marathon

Open

Severance, CO 80550 | 5K

View race

Mar 28, 2027

Central Park 5k

Open

Denver, CO 80238 | 3.1 Miles

View race

Apr 11, 2027

Platte River Half-Marathon, Relay & 5k

Open

Littleton, CO 80120 | 13.1 Miles

View race

Apr 18, 2027

Horsetooth Half Marathon - Presented by Fort Collins Connexion

Open

Fort Collins, CO 80526 | 13.1 Miles

View race

Apr 18, 2027

2027 Elevate Kids Fun Run

Open

Grand Junction, CO 81501 | 10K, 5K

View race

Apr 24, 2027

Bigfoot Half Marathon

Open

Estes Park, CO 80517 | 13.1 Miles

View race

Apr 25, 2027

Unicorn 5k (Denver-East)

Open

Denver, CO 80230 | 3.1 Miles

View race

May 2, 2027

The Colorado Marathon

Open

Fort Collins, CO 80521 | 26.2 Miles

View race

May 2, 2027

Emerge 5K

Boulder, CO 80301 | 5K

View race

May 8, 2027

Colterris Wine Run 5k

Open

Palisade, CO 81526 | 5K

View race

May 9, 2027

Colorado Women's Classic - Westminster

Open

Westminster, CO 80021 | 5K

View race

May 9, 2027

Denver Mother's Day 5K

Denver, CO 80206 | 5K

View race

Jun 6, 2027

Colorado 13er (Half Marathon/10k/5k)

Open

Louisville, CO 80027 | 13.1 Miles

View race

Jun 19, 2027

Unicorn 5k (North)

Open

Thornton, CO 80233 | 3.1 Miles

View race

Jul 3, 2027

Red, White, and WARRIOR 5K

Grand Junction, CO 81501 | 5K

View race

Jul 17, 2027

Summer Splash Prairie Dog Half, 10k, & 5k

Castle Rock, CO 80109 | 13.1 Miles

View race