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Half Marathons Found In Denver, Colorado
View all ↓Half Marathons in & near Denver, Colorado 2025 - 2026
The most comprehensive list of Half Marathons in and near Denver, Colorado in 2025 - 2026. Find your perfect race!
Race Calendar: Half Marathons Found In Denver, Colorado
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TBK Bank Thirsty 13 Half Marathon
Durango, Colorado
Sat 29 Aug 26
$91.10 - $127.14
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Super Half Marathon™ & Game Day 5K™ Presented by Toyota
Colorado Springs, Colorado
Sun 08 Feb 26
$32.80 - $69.90
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Platte River Half-Marathon and Relay
Littleton, Colorado
Sun 12 Apr 26
$75.20 - $165.30
Spring Fling Prairie Dog Half, 10k, & 5k
Arvada, Colorado
Sun 12 Apr 26
Free - $75.00
All-Out Beat the Heat
Westminster, Colorado
Sat 18 Apr 26
$27.50 - $64.60
Donot Stop Half Marathon (5k/10k) - Colorado Springs
Colorado Springs, Colorado
Sat 18 Apr 26
$20.83 - $46.28
Spring Fling - Austin
Del Valle, Texas
Sat 18 Apr 26
$18.98 - $54.31
DoNot Stop Half Marathon (5k/10k) - Denver
Littleton, Colorado
Sun 19 Apr 26
$20.83 - $46.28
Horsetooth Half Marathon - Presented by Fort Collins Connexion
Fort Collins, Colorado
Sun 19 Apr 26
$101.70
Coffee Lovers Run 5K/10K/13.1 DENVER/AURORA
Centennial, Colorado
Sat 25 Apr 26
$32.80 - $48.70
Runs With Scissors Races
Brighton, Colorado
Sat 25 Apr 26
$38.10 - $85.80
The Colorado Marathon
Fort Collins, Colorado
Sun 03 May 26
$43.40 - $149.40
Longmont Half & 5k (LM Half)
Longmont, Colorado
Sun 03 May 26
$45.00 - $70.00
Hometown Half Marathon & 5k/10k - Colorado Springs
Colorado Springs, Colorado
Sat 09 May 26
$20.83 - $46.28
Hometown Half Marathon & 5k/10k - Denver
Denver, Colorado
Sun 10 May 26
$20.83 - $46.28
Colorado 13er (Half Marathon/10k/5k)
Louisville, Colorado
Sun 07 Jun 26
$35.00 - $65.00
The Steamboat Marathon
Steamboat Springs, Colorado
Sun 07 Jun 26
$76.40 - $135.25
Treat Trot Denver
Denver, Colorado
Sat 13 Jun 26
$20.83 - $46.28
All-Out Summer Breeze
Arvada, Colorado
Sat 13 Jun 26
$27.50 - $64.60
Treat Trot Colorado Springs
Colorado Springs, Colorado
Sun 14 Jun 26
$20.83 - $46.28
Red, White and Brew 5k, 10k, Half Marathon & 12 Hour Last Person Standing
Windsor, Colorado
Sat 20 Jun 26
$16.90 - $122.90
Race in the Clouds - Alma Dirt Festival 2026
Alma, Colorado
Sat 27 Jun 26
$32.80 - $101.70
All-Out Dog Days
Westminster, Colorado
Sat 11 Jul 26
$27.50 - $64.60
Summer Splash Prairie Dog Half, 10k, & 5k
Castle Rock, Colorado
Sat 18 Jul 26
$30.00 - $65.00
4.0
All-Out Runapalooza
Arvada, Colorado
Sat 08 Aug 26
$27.50 - $64.60
Erie Half & 5k
Erie, Colorado
Sun 16 Aug 26
$33.50 - $59.30
Byers Peak Stampede Half Marathon & 5K Run
Fraser, Colorado
Sat 22 Aug 26
$48.70 - $69.90
Pioneer Prairie Dog Half, 10k & 5k
Westminster, Colorado
Sun 23 Aug 26
Free - $65.00
Labor Day Half Marathon
Parker, Colorado
Mon 07 Sep 26
$34.40 - $77.60
All-Out Fall Fest
Westminster, Colorado
Sat 19 Sep 26
$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
Rim to Rim Royal Gorge Races: 5K Road Run, Trail 8 Mile, Trail Half Marathon
Canon City, Colorado
Sat 20 Sep 25 - Sun 07 Dec 25
Free - $197.10
2025 Rim Rock Marathon and Half Marathon
Fruita, Mesa
Sun 02 Nov 25
$122.09 - $132.69
21st Annual Run Through Time Trail Marathon and Half Marathon
Salida, Colorado
Sat 14 Mar 26
$16.90 - $85.80
Prairie Dog Run Series
Louisville, Colorado
Sun 12 Apr 26 - Sun 23 Aug 26
$900.00
Great Western Trail Race
Severance, Colorado
Sat 18 Apr 26
$16.90 - $69.90
TBK Bank Thirsty 13 Half Marathon
Durango, Colorado
Sat 29 Aug 26
$91.10 - $127.14
Autumn Run
Buena Vista, Colorado
Sat 19 Sep 26
$33.53 - $97.58
Showing 41-77 of 77 results
