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Half Marathons Found In Colorado in May

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Half Marathons in Colorado in May 2026

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

Race Calendar: Half Marathons Found In May

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Hometown Half Marathon & 5k/10k - Denver

Denver, Colorado
10 May 26
$20.83 - $46.28
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The Colorado Marathon

Fort Collins, Colorado
03 May 26
$43.40 - $149.40
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Fifty States Half Marathon Club General Membership

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

Longmont Half & 5k (LM Half)

Longmont, Colorado
03 May 26
$45.00 - $70.00

The Colorado Marathon

Fort Collins, Colorado
03 May 26
$43.40 - $149.40

Hometown Half Marathon & 5k/10k - Colorado Springs

Colorado Springs, Colorado
09 May 26
$20.83 - $46.28

DoNot Stop Half Marathon (5k/10k) - Denver

Littleton, Colorado
09 May 26
$20.83 - $46.28

Hometown Half Marathon & 5k/10k - Denver

Denver, Colorado
10 May 26
$20.83 - $46.28

Donot Stop Half Marathon (5k/10k) - Colorado Springs

Colorado Springs, Colorado
10 May 26
$20.83 - $46.28
Showing 1-7 of 7 results