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Running in Colorado found
View all ↓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
πBoosted
Colorado Springs Marathon, Half, 5K, and Kids K
Colorado Springs, Colorado
04 Oct 25 - 05 Oct 25
Free - $535.35
πBoosted
Tiger Prowl 5K
Denver, Colorado
21 Sep 25
$17.15 - $33.05
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Central Park 5k
Denver, Colorado
22 Mar 26
$33.50
All-Out Spring Fever
Golden, Colorado
22 Mar 26
$27.50 - $64.60
Always Hope Easter Run 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
04 Apr 26
$32.80 - $48.70
Run the Ranch
Loveland, Colorado
10 Apr 26 - 11 Apr 26
$48.70 - $138.80
Platte River Half-Marathon and Relay
Littleton, Colorado
12 Apr 26
$75.20 - $165.30
Donut Dash
Denver, Colorado
12 Apr 26
$34.40
Spring Fling Prairie Dog Half, 10k, & 5k
Arvada, Colorado
12 Apr 26
Free - $75.00
All-Out Beat the Heat
Westminster, Colorado
18 Apr 26
$27.50 - $64.60
Horsetooth Half Marathon
Fort Collins, Colorado
19 Apr 26
$80.50
Coffee Lovers Run 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
25 Apr 26
$32.80 - $48.70
Runs With Scissors Races
Brighton, Colorado
25 Apr 26
$38.10 - $85.80
Unicorn 5k (Denver-East)
Denver, Colorado
26 Apr 26
$18.50 - $40.00
Greenland Trail Races
Larkspur, Colorado
02 May 26
$39.80 - $99.20
Longmont Half & 5k (LM Half)
Longmont, Colorado
03 May 26
$45.00 - $70.00
The Colorado Marathon
Fort Collins, Colorado
03 May 26
$38.10 - $138.80
Colorado Women's Classic - Westminster
Westminster, Colorado
10 May 26
Free - $50.00
Weld Your Mettle Running Festival
Eaton, Colorado
30 May 26 - 31 May 26
$16.90 - $207.70
Colorado 13er (Half Marathon/10k/5k)
Louisville, Colorado
07 Jun 26
$30.00 - $60.00
Flamingo Day 5K
Denver, Colorado
07 Jun 26
$34.40
All-Out Summer Breeze
Arvada, Colorado
13 Jun 26
$27.50 - $64.60
Red, White and Brew 5k, 10k, Half Marathon & 12 Hour Last Person Standing
Windsor, Colorado
20 Jun 26
$16.90 - $122.90
Unicorn 5k (North)
Thornton, Colorado
20 Jun 26
$16.00 - $36.00
Father's Day Classic 10k, 5k, & 1 Mile
Arvada, Colorado
21 Jun 26
$11.00 - $39.00
Race in the Clouds - Alma Dirt Festival 2026
Alma, Colorado
27 Jun 26
$32.80 - $101.70
Let Freedom Run 5k/10k - Louisville
Louisville, Colorado
04 Jul 26
Free - $40.00
Silverheels Trail Runs
Como, Colorado
10 Jul 26 - 11 Jul 26
All-Out Dog Days
Westminster, Colorado
11 Jul 26
$27.50 - $64.60
Cookie Chase
Denver, Colorado
11 Jul 26
$34.40
Summer Splash Prairie Dog Half, 10k, & 5k
Castle Rock, Colorado
18 Jul 26
$30.00 - $65.00
4.0
Spirit of the West 5K Run/Walk
Golden, Colorado
26 Jul 26
Free - $30.00
Ram Run
Denver, Colorado
22 Aug 26
$11.85 - $33.05
50 States Half Marathon Club Life Membership
Colorado Springs, Colorado
25 Apr 31
50 States Half Marathon Club Life Membership
Colorado Springs, Colorado
26 Apr 31
Unleashed Fulfillment
Castle Rock, Colorado
01 Feb 20 - 31 Dec 25
Free
The Grand Traverse
Crested Butte, Colorado
16 Dec 24 - 31 Aug 25
Free - $694.00
Prairie Dog Run Series
Louisville, Colorado
26 Jan 25 - 27 Sep 25
$900.00
Fleet Feet Denver Fall Marathon Sixteen-Week Training Program
Littleton, Colorado
10 Jun 25 - 28 Sep 25
$200.00
Boulderthon Full Marathon Training Program
Boulder, Colorado
11 Jun 25 - 28 Sep 25
$200.00
FCRC Marathon Training Program
Fort Collins, Colorado
21 Jun 25 - 20 Sep 25
$22.20
Fleet Feet Denver Fall Half-Marathon Twelve-Week Training Program
Littleton, Colorado
08 Jul 25 - 28 Sep 25
$155.00
Showing 241-280 of 318 results