0006
Half Marathons Found In Colorado in August
View all ↓Half Marathons in Colorado in August 2025
Find A Race is the US's favourite event listings site. Check out our list of August 2025 Half Marathons in Colorado below.
Race Calendar: Half Marathons Found In August
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 - 25 Oct 25
Free
All-Out Runapalooza
Arvada, Colorado
02 Aug 25
$27.50 - $64.60
Erie Half & 5k
Erie, Colorado
17 Aug 25
$33.50 - $59.30
Prairie Dog Run Series
Louisville, Colorado
12 Jan 25 - 27 Sep 25
$900.00
Sheep Mountain Trail Runs
Fairplay, Colorado
02 Aug 25
$75.20 - $160.00
Showing 1-6 of 6 results