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Half Marathons Found In Colorado in Winter
View all ↓Half Marathons in Colorado in Winter 2025/26
Find A Race is the US's favourite event listings site. Check out our list of Winter 2025/26 Half Marathons in Colorado below.
Race Calendar: Half Marathons Found In Winter
πBoosted
All-Out Polar Prowl
Arvada, Colorado
10 Jan 26
$27.50 - $64.60
πBoosted
Rim to Rim Royal Gorge Races: 5K Road Run, Trail 8 Mile, Trail Half Marathon
Canon City, Colorado
20 Sep 25 - 07 Dec 25
Free - $186.50
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Fifty States Half Marathon Club General Membership
Colorado Springs, Colorado
02 May 24 - 02 Apr 34
$91.10
2025 Team CKF Running Series
Aspen, Colorado
22 Feb 25 - 30 Dec 25
Free
The Colorado Marathon
Fort Collins, Colorado
04 May 25 - 03 May 26
$32.80 - $379.00
Rim to Rim Royal Gorge Races: 5K Road Run, Trail 8 Mile, Trail Half Marathon
Canon City, Colorado
20 Sep 25 - 07 Dec 25
Free - $186.50
All-Out Fa La La
Westminster, Colorado
06 Dec 25
$27.50 - $64.60
Rock Canyon Half Marathon
Pueblo, Colorado
07 Dec 25
$38.10 - $59.30
All-Out Polar Prowl
Arvada, Colorado
10 Jan 26
$27.50 - $64.60
Arctic Prairie Dog Half, 10k & 5k
Louisville, Colorado
18 Jan 26
$35.00 - $75.00
2026 Team CKF Running Series
Aspen, Colorado
24 Jan 26 - 18 Apr 26
Free
All-Out Mardi Crawl
Arvada, Colorado
22 Feb 26
$27.50 - $64.60
Platte River Half-Marathon and Relay
Littleton, Colorado
13 Apr 25 - 12 Apr 26
$80.50 - $268.75
Stories Trail Runs
Colorado Springs, Colorado
21 Feb 26 - 22 Feb 26
$64.60 - $160.00
Showing 1-12 of 12 results