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Half Marathons Found In Denver, Colorado
View all ↓Half Marathons in & near Denver, Colorado 2026 - 2027
The most comprehensive list of Half Marathons in and near Denver, Colorado in 2026 - 2027. Find your perfect race!
Race Calendar: Half Marathons Found In Denver, Colorado
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Bigfoot Half Marathon
Estes Park, Colorado
Sat 25 Apr 26
$65.45 - $156.40
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Fall Equinox
Fort Collins, Colorado
Sun 20 Sep 26 - Sat 03 Oct 26
$55.00 - $118.63
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Staunton Rocks! Marathon and Half Marathon
Pine, Colorado
Sat 22 Aug 26
$96.40 - $117.60
Byers Peak Stampede Half Marathon & 5K Run
Fraser, Colorado
Sat 22 Aug 26
$54.00 - $75.20
Pioneer Prairie Dog Half, 10k & 5k
Westminster, Colorado
Sun 23 Aug 26
$40.00 - $80.00
Sloth Run 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
Sat 29 Aug 26
$32.80 - $48.70
Run to Breast Cancer 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
Sat 29 Aug 26
$32.80 - $48.70
Golden Harvest Half Marathon & 5k/10k - Denver
Denver, Colorado
Sat 05 Sep 26
$20.83 - $62.28
Golden Harvest Half Marathon & 5k/10k - Colorado Springs
Colorado Springs, Colorado
Sun 06 Sep 26
$20.83 - $52.28
Labor Day Half Marathon
Parker, Colorado
Mon 07 Sep 26
$34.40 - $77.60
National Chocolate Day: Run for Chocolates 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
Sat 12 Sep 26
$32.80 - $48.70
Black Squirrel Half Marathon
Bellvue, Colorado
Sat 12 Sep 26
$96.40
Run for Mental Health 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
Sat 12 Sep 26
$32.80 - $48.70
Trail Sisters Women's Half Marathon & 10k
Buena Vista, Colorado
Sat 12 Sep 26
$59.30 - $91.10
All-Out Fall Fest
Westminster, Colorado
Sat 19 Sep 26
$27.50 - $64.60
Autumn Run
Buena Vista, Colorado
Sat 19 Sep 26
Free - $97.58
Fall Equinox
Fort Collins, Colorado
Sun 20 Sep 26 - Sat 03 Oct 26
$55.00 - $118.63
Red Feather Trail Jamboree
Red Feather Lakes, Colorado
Fri 25 Sep 26 - Sun 27 Sep 26
$96.40 - $295.00
Oktoberfest Run 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
Sat 26 Sep 26
$32.80 - $48.70
Run for Donuts 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
Sat 26 Sep 26
$32.80 - $48.70
Colorado Springs Marathon, Half, 5K, and Kids K
Colorado Springs, Colorado
Sat 03 Oct 26
Free - $535.35
Rim to Rim Royal Gorge Races: 5K Road Run, Trail 8 Mile, Trail Half Marathon
Canon City, Colorado
Sat 03 Oct 26
Free - $85.80
Spooky Sprint - Denver
Denver, Colorado
Sat 03 Oct 26
$23.98 - $62.28
Windsor Marathon, Half Marathon, 10k, 5k & 1 Mile Run
Windsor, Colorado
Sun 04 Oct 26
$20.00 - $97.00
Bagel Run 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
Sat 10 Oct 26
$32.80 - $48.70
The Long View Marathon
Fort Collins, Colorado
Sat 10 Oct 26
$38.10 - $107.00
Coffee Lovers Run 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
Sat 10 Oct 26
$32.80 - $48.70
Westy Half & 5k
Westminster, Colorado
Sun 11 Oct 26
$40.00 - $65.00
Spooky Sprint - Colorado Springs
Colorado Springs, Colorado
Sat 31 Oct 26
$20.83 - $46.28
PB&J Fuel Run 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
Sat 31 Oct 26
$32.80 - $48.70
All-Out Kooky-Spooky
Golden, Colorado
Sun 01 Nov 26
$27.50 - $64.60
Turkey Trails- Denver
Denver, Colorado
Sat 07 Nov 26
$20.83 - $62.28
HRCA Backcountry Wilderness Half Marathon
Lone Tree, Colorado
Sat 07 Nov 26
$65.00
Turkey Trails - Colorado Springs
Colorado Springs, Colorado
Sun 08 Nov 26
$20.83 - $46.28
Run for Mental Health 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
Sat 14 Nov 26
$32.80 - $48.70
TURKEY TREK (13.1, 10k, 5k & 2k)
Arvada, Colorado
Sat 21 Nov 26
$26.00 - $64.00
Coffee Lovers Run 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
Sat 28 Nov 26
$32.80 - $48.70
All-Out Fa La La
Westminster, Colorado
Sat 05 Dec 26
$27.50 - $64.60
All-Out Polar Prowl
Arvada, Colorado
Sat 09 Jan 27
$27.50 - $64.60
All-Out Mardi Crawl
Arvada, Colorado
Sat 06 Feb 27
$27.50 - $64.60
50 States Half Marathon Club Life Membership
Colorado Springs, Colorado
Fri 25 Apr 31
50 States Half Marathon Club Life Membership
Colorado Springs, Colorado
Sat 26 Apr 31
Showing 41-80 of 83 results
