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Running in Colorado found

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Running in Colorado 2025 - 2026

The most comprehensive list of Colorado Running Events in 2025 - 2026. Discover 100's of US Colorado Running. Find your perfect race here!

Running Colorado 2025 - 2026

πŸš€Boosted

Colorado Springs Marathon, Half, 5K, and Kids K

Colorado Springs, Colorado
04 Oct 25 - 05 Oct 25
Free - $535.35
πŸš€Boosted

Eltuck Valley 12K - Lory Summer Trail Series

Bellvue, Colorado
26 Aug 25
$32.80
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PPRR Sunrise Striders Training Runs

Colorado Springs, Colorado
01 Jan 24 - 30 Dec 30
Free

Denver, CO Galloway Training Program

Denver, Colorado
20 Apr 24 - 05 Nov 25
$91.10 - $274.00

Fifty States Half Marathon Club General Membership

Colorado Springs, Colorado
02 May 24 - 02 Apr 34
$91.10

The Grand Traverse

Crested Butte, Colorado
16 Dec 24 - 31 Aug 25
Free - $694.00

SCR Slam

Loveland, Colorado
01 Jan 25 - 08 Dec 25
Free

Latinos Run Denver

Denver, Colorado
05 Jan 25 - 30 Aug 25
Free

2025 Team CKF Running Series

Aspen, Colorado
22 Feb 25 - 30 Dec 25
Free

Fleet Feet Denver Just the Long Runs Summer Session

Littleton, Colorado
15 Jun 25 - 21 Sep 25
$60.00

Rotary CO Cycling to Serve

Denver or Palisade, Colorado
01 Aug 25 - 30 Sep 25
Free

Eltuck Valley 12K - Lory Summer Trail Series

Bellvue, Colorado
26 Aug 25
$32.80

Fleet Feet Denver Fall 5k Five-Week Training Program

Littleton, Colorado
26 Aug 25 - 28 Sep 25
$80.00

Labor Day Run 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado
30 Aug 25
$32.80 - $52.94

Sunrise Marathon 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado
30 Aug 25
$32.80 - $52.94

Recovery Run of the Rockies 5K

Fort Collins, Larimer
30 Aug 25
$30.00

Calarat Challenge Trail Running Festival

Jamestown, Colorado
30 Aug 25 - 31 Aug 25
$22.85 - $102.91

Run Like The Wind 5k / 2k / Dog Jog

Allenspark, Boulder
30 Aug 25
$35.00

Orangetheory 5k at Labor Day Lift Off

Colorado Springs, Colorado
31 Aug 25
$39.31

Wine Run 5k at The Winery at Holy Cross Abbey

Canon City, Colorado
31 Aug 25
$48.99

10k at 10,000 Feet

Steamboat Springs, Colorado
31 Aug 25
$27.50 - $43.40

Labor Day Half Marathon

Parker, Colorado
01 Sep 25
$40.88 - $88.40

Oak Creek No Fun Run

Oak Creek, Colorado
01 Sep 25
$27.50

FCA All Abilities Labor Day 5K

Loveland, Colorado
01 Sep 25
$65.00

3rd Annual Roost Rebellion Relays

Denver, Colorado
03 Sep 25
$65.55 - $108.25

Cirque Series - Arapahoe Basin, CO

Keystone, Colorado
06 Sep 25
Free - $96.88

St Vrain for the Brain

Longmont, Boulder
06 Sep 25
$25.00

RexRun For PAWSitivity 2025 5K Trail Run/Walk

Aurora, Colorado
06 Sep 25
$22.45 - $54.25

Black Squirrel Half Marathon

Bellvue, Colorado
06 Sep 25
$107.00

HRCA Wildcat Mountain Trail Races

Littleton, Colorado
06 Sep 25
$11.85 - $70.15

52nd Annual Imogene Pass Run

Telluride, Colorado
06 Sep 25
$133.50

Nielson Challenge

Colorado Springs, Colorado
06 Sep 25
Free

The Purgatory Faux'teener Challenge presented by Pine Needle Mountaineering

Durango, Colorado
06 Sep 25
$52.94 - $104.88

Rebel Run 5k

Denver, Colorado
07 Sep 25
$10.00 - $35.00

RMRR Fall Marathon Training Series #2

Thornton, Colorado
07 Sep 25
$22.20 - $32.80

Buffalo Bicycle Classic

Boulder, Colorado
07 Sep 25
$40.00 - $125.00

Denver Rocks Run 5K / 10K

Denver
07 Sep 25
$44.99 - $54.99

Flyin' Lion 5K

Littleton, Colorado
07 Sep 25
$17.15 - $33.05

Conservation Colorado 5k

Denver, Colorado
07 Sep 25
$25.00

RMRR September Trophy Series

Thornton, Colorado
07 Sep 25
$11.60

Honey Bee Hustle

Loveland, Colorado
07 Sep 25
$16.90 - $27.50

Spirit of the Valley 5k

Grand Junction, Colorado
13 Sep 25
$11.60 - $38.10
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