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Trail Runs Found In Colorado in Summer

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Trail Runs in Colorado in Summer 2025

Find A Race is the US's favourite event listings site. Check out our list of Summer 2025 Trail Runs in Colorado below.

Race Calendar: Trail Runs Found In Summer

πŸš€Boosted

Hahns Peak Vertical Trail Race

Clark, Colorado
05 Jul 25
$43.65
πŸš€Boosted

Audi Power of Four Trail Run

Aspen, Colorado
19 Jul 25
$117.60 - $138.80
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Latinos Run Denver

Denver, Colorado
05 Jan 25 - 19 Jul 25
Free

Garden of the Gods 10 Mile/10K and Trail Run

Colorado Springs, Colorado
08 Jun 25
$96.40

Gold Roots Trail Series

Idaho Springs, Colorado
11 Jun 25
Free

Summits Trail Runs

Granby, Colorado
14 Jun 25 - 15 Jun 25
$85.80 - $202.40

Howelsen Hill Trail Run

Steamboat Springs, Colorado
21 Jun 25
$32.80 - $48.70

Beaver Creek Summer Solstice 10K & 5K

Avon, Eagle
21 Jun 25
$32.00 - $40.00

Sunset Trail Running Festival

Boulder, Colorado
22 Jun 25
$22.85 - $76.23

Vail HillClimb

Vail, Eagle
05 Jul 25
$40.00

Hahns Peak Vertical Trail Race

Clark, Colorado
05 Jul 25
$43.65

The Alma Foundation Race in the Clouds Dirt Festival

Alma, Colorado
10 Jul 25 - 13 Jul 25
Free - $144.10

Silverheels Trail Runs

Como, Colorado
11 Jul 25 - 12 Jul 25
$75.20 - $405.25

Spring Creek Memorial Trail Run

Steamboat Springs, Colorado
19 Jul 25
$27.50 - $43.40

Vail 10K & 5K @ 10,000 Feet

Vail, Eagle
19 Jul 25
$32.00 - $40.00

Audi Power of Four Trail Run

Aspen, Colorado
19 Jul 25
$117.60 - $138.80

Powderhorn Mountain Trail Climb 5K and 15K

Mesa
19 Jul 25
$58.76 - $74.74

Barr Trail Mountain Race

Manitou Springs, Colorado
20 Jul 25
Free - $526.00

Sheep Mountain Trail Runs

Fairplay, Colorado
02 Aug 25
$107.00 - $191.80

Vail Berry Picker

Vail, Eagle
02 Aug 25
$40.00

Kennebec Mountain Run

Hesperus, Colorado
02 Aug 25
$80.50

TransRockies Run Charity Bibs

Buena Vista, Colorado
04 Aug 25 - 09 Aug 25
Free

Eltuck Valley 5k

Bellvue, Colorado
05 Aug 25
$27.50

Holy COW Trail Stampede

Westminster, Colorado
09 Aug 25
$39.85

Escape 5K Trail Run

Rye, Colorado
09 Aug 25
$32.80

Into the Hills Eltuck 10k

Bellvue, Colorado
12 Aug 25
$27.50

The Cheyenne Mountain Run

Colorado Springs, Colorado
16 Aug 25
$48.70 - $101.70

2025 CKF Leadville Trail 100 Run

Aspen, Colorado
16 Aug 25 - 17 Aug 25
Free

Into the Hills Eltuck 5k

Bellvue, Colorado
19 Aug 25
$27.50

Arrowhead Half Marathon & 5K

Edwards, Eagle
23 Aug 25
$32.00 - $52.00

Eltuck Valley 12K - Lory Summer Trail Series

Bellvue, Colorado
26 Aug 25
$27.50

Calarat Challenge Trail Running Festival

Jamestown, Colorado
30 Aug 25 - 31 Aug 25
$17.51 - $86.90

Continental Divide Trail Run

Steamboat Springs, Colorado
23 Aug 25
$27.50 - $138.80
Showing 1-31 of 31 results