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Half Marathons Found In Colorado in Fall

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Half Marathons in Colorado in Fall 2026

Find A Race is the US's favourite event listings site. Check out our list of Fall 2026 Half Marathons in Colorado below.

Race Calendar: Half Marathons Found In Fall

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Salute to Veterans 5K/10K/Half Marathon - Denver

Aurora, Colorado
Sat 14 Nov 26
Free - $75.80
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Coffee Lovers Run 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado
Sat 28 Nov 26
$32.80 - $54.00
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Fifty States Half Marathon Club General Membership

Colorado Springs, Colorado
Thu 02 May 24 - Sun 02 Apr 34
$91.10

Race in the Clouds - Alma Dirt Festival 2027

Alma, Colorado
Thu 25 Jun 26 - Mon 28 Jun 27
Free - $54.00

Denver, CO Galloway Training Program

Denver, Colorado
Sat 18 Jul 26 - Sat 16 Jan 27
$97.46 - $197.10

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

Colorado Springs, Colorado
Sat 03 Oct 26 - Sat 02 Oct 27
Free - $535.35

Salute to Veterans 5K/10K/Half Marathon - Denver

Aurora, Colorado
Sat 14 Nov 26
Free - $75.80

Run for Mental Health 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado
Sat 14 Nov 26
$32.80 - $64.60

Veterans Day Freedom Run 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado
Sat 14 Nov 26
$32.80 - $64.60

Salute to Veterans 5K/10K/Half Marathon - Colorado Springs

Colorado Springs, Colorado
Sun 15 Nov 26
Free - $75.80

TURKEY TREK (13.1, 10k, 5k & 2k)

Arvada, Colorado
Sat 21 Nov 26
$39.00 - $79.00

Coffee Lovers Run 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado
Sat 28 Nov 26
$32.80 - $54.00

Thanksgiving Gobble Trot Run 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado
Sat 28 Nov 26
$32.80 - $54.00

Platte River Half-Marathon, Relay & 5k

Littleton, Colorado
Sun 12 Apr 26 - Sun 11 Apr 27
$38.10 - $268.75

The Colorado Marathon

Fort Collins, Colorado
Sun 03 May 26 - Sun 02 May 27
$38.10 - $421.00
Showing 1-13 of 13 results