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Marathon Races in Colorado (Page 2)

Browse 44+ upcoming marathon races in Colorado.

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Colorado Springs Marathon

Oct 3, 2026
Colorado Springs, CO
26.2M13.1M5K
70°
42°
4%

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

Oct 3, 2026
Colorado Springs, CO
26.2M13.1M5K3.1M0.6M
70°
42°
4%

Spooky Sprint - Denver

Oct 3, 2026
Denver, CO
50M13.1M6.2M3.1M1M
71°
41°
5%

The Bear Chase

Oct 4, 2026
Lakewood, CO
62.1M50M31.1M1/2 Marathon
70°
38°
6%

The Long View Marathon

Oct 10, 2026
Fort Collins, CO
26.2M13.1M5K
66°
38°
5%

Breckenridge Road Marathon

Oct 10, 2026
Breckenridge, CO
26.2M13.1M10K
56°
23°
3%

Durango Marathon

Oct 11, 2026
Durango, CO
26.2M13.1M
66°
33°
6%

Bobcat Trail Races

Oct 17, 2026
Colorado Springs, CO
31.1M15.5M10K5K
64°
36°
3%

Bobcat Trail Race

Oct 17, 2026
Colorado Springs, CO
31.1M15.5M10K5K
64°
36°
3%

Indian Creek Trail Runs

Oct 17, 2026
Sedalia, CO
54M35M15M5.5M
63°
34°
5%

Blue Sky Trail Marathon & Half Marathon

Oct 17, 2026
Fort Collins, CO
26.7M13.8M
63°
35°
5%

Bridge Burner Ultra

Oct 24, 2026
Cañon City, CO
35M31.1M21.7M10K
66°
34°
4%

Colorado 24 Hour Run

Oct 31, 2026
Fort Collins, CO
24HR24HR12HR12HR6HR6HR
60°
31°
5%

Rim Rock Marathon and Half Marathon

Nov 1, 2026
Fruita, CO
26.2M13.1M
60°
33°
2%

Kessel Run Ultra

Nov 7, 2026
Fruita, CO
50M37.3M20M10M
58°
31°
2%

Turkey Trails- Denver

Nov 7, 2026
Denver, CO
50M13.1M6.2M3.1M1M
60°
30°
4%

Colorado 24 Hour Run

Nov 7, 2026
Fort Collins, CO
24HR24HR12HR12HR6HR6HR
58°
30°
4%

Turkey Trails - Colorado Springs

Nov 8, 2026
Colorado Springs, CO
50M13.1M6.2M3.1M1M
58°
29°
1%

Southwest Series - Day 2 - CO

Nov 9, 2026
Durango, CO
26.2M13.1M5K
55°
23°
4%

Colorado Cold Rush

Nov 21, 2026
Colorado Springs, CO
31.1M13.1M10K
53°
25°
1%
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