Trail Races in Colorado

Find upcoming trail races in Colorado — with dates, locations, and direct registration links.

11 upcoming trail races found in Colorado

Upcoming Trail Races in Colorado

Blue Sky Trail Marathon+1

Oct 17

Blue Sky Trail Marathon & Half Marathon

Sat, October 17, 2026

Fort Collins, CO

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3.5M Trail Run+1

Oct 4

Rubey Rescue Run

Sun, October 4, 2026

Aspen, CO

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Kids Dash+10

Nov 8

Turkey Trails - Colorado Springs

Sun, November 8, 2026

Colorado Springs, CO

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Kid's Dash+9

Nov 7

Turkey Trails- Denver

Sat, November 7, 2026

Denver, CO

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A Run Through Time Trail Marathon+2

Mar 13

22nd Annual Run Through Time Trail Marathon and Half Marathon

Sat, March 13, 2027

Salida, CO

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All the trails

Oct 4

Evergreen Mountain Weeknight Race

Sun, October 4, 2026

Evergreen, CO

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FREE Kids Mountain Bike and Trail Run+10

Jun 24

Race in the Clouds - Alma Dirt Festival 2027

Thu, June 24, 2027

Alma, CO

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All the trails

Aug 11

Evergreen Mountain Weeknight Race

Wed, August 11, 2027

Evergreen, CO

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2 Mile Trail Run+2

Oct 24

McGraw Memorial Park "Quick Draw @ McGraw" 2 Mile Trail Race

Sat, October 24, 2026

Bailey, CO

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FREE Kids Mountain Bike and Trail Run+11

Jun 25

Race in the Clouds - Alma Dirt Festival 2027

Fri, June 25, 2027

Alma, CO

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2 Mile Trail Run+3

Oct 24

McGraw Memorial Park "Quick Draw @ McGraw" 2.1 & 12.6 Mile Trail Races

Sat, October 24, 2026

Bailey, CO

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