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Half Marathons Found In Colorado

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Half Marathons in Colorado 2023 - 2024

The most comprehensive list of Half Marathons in and near Colorado in 2023 - 2024. Find your perfect race!

Ready to take on a new challenge? If you're in Colorado and seeking half marathon races in neighboring states, look no further. Discover our calendars of:

Find your next great goal to chase at findarace, and choose from an extensive list of runs, swims, and cycles all over the US.

Race Calendar: Half Marathons Found In Colorado

Rim to Rim Royal Gorge Races: 5K Road Run, Trail 8 Mile, Trail Half Marathon

Canon City, Colorado
23 Sep 23 - 07 Oct 23

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

Colorado Springs, Colorado
30 Sep 23

Mancos Cowboy Half Marathon, 5K, and Fun Run

Mancos, Colorado
14 Oct 23

All-Out Kooky-Spooky

Golden, Colorado
29 Oct 23

HRCA Backcountry Wilderness Half Marathon

Lone Tree, Colorado
04 Nov 23

All-Out Fa La La

Westminster, Colorado
02 Dec 23

Rock Canyon Half Marathon

Pueblo, Colorado
03 Dec 23

All-Out Polar Prowl

Arvada, Colorado
06 Jan 24

Arctic Prairie Dog Half, 10K & 5K

Louisville, Colorado
14 Jan 24

All-Out Mardi Crawl

Arvada, Colorado
11 Feb 24

Super Half Marathon™ & Game Day 5K™

Colorado Springs, Colorado
11 Feb 24

19th Annual Run Through Time Trail Marathon and Half Marathon

Salida, Colorado
09 Mar 24

All-Out Spring Fever

Golden, Colorado
17 Mar 24

All-Out Beat the Heat

Westminster, Colorado
13 Apr 24

Spring Fling Prairie Dog Half, 10K, & 5K

Arvada, Colorado
14 Apr 24

Runs With Scissors Races

Brighton, Colorado
27 Apr 24

All-Out Summer Breeze

Arvada, Colorado
08 Jun 24
Showing 1-17 of 17 results