Race Calendar in Colorado, United States

James Pre-Paid Teams Test

Lyons, Colorado, United States

31 Dec, 2026 (Thu)

$10.00 - $50.00

Running

12K

Resolute Runner 5k

Arvada, Colorado, United States

01 Jan, 2027 (Fri)

$34.00

Running

5K

All-Out Polar Prowl

Arvada, Colorado, United States

09 Jan, 2027 (Sat)

$20.00 - $65.00

Running

Half-Marathon 10K 5K +2

Stories Trail Runs

Colorado Springs, Colorado, United States

06 Feb, 2027 (Sat) – 07 Feb, 2027

$60.00 - $100.00

Trail running, Running

10.8K Half-Marathon 31.5K

All-Out Mardi Crawl

Arvada, Colorado, United States

06 Feb, 2027 (Sat)

$20.00 - $65.00

Running

Half-Marathon 10K 5K +2

Heart Throb 5k

Arvada, Colorado, United States

13 Feb, 2027 (Sat)

$30.00

Running

5K

Highlands Ranch 5k

Highlands Ranch, Colorado, United States

28 Feb, 2027 (Sun)

$38.00

Running

5K

Team CKF Running Series

Aspen, Colorado, United States

07 Mar, 2027 (Sun)

Erin Go Bragh 7.77k

Westminster, Colorado, United States

13 Mar, 2027 (Sat)

$38.00

Running

7.8K

22nd Annual Run Through Time Trail Marathon and Half Marathon

Salida, Colorado, United States

13 Mar, 2027 (Sat)

Trail running, Running

Marathon Half-Marathon 3.2K

All-Out Spring Fever

Golden, Colorado, United States

21 Mar, 2027 (Sun)

$20.00 - $65.00

Running

Half-Marathon 10K 5K +2

Central Park 5k

Denver, Colorado, United States

28 Mar, 2027 (Sun)

$25.00

Running

5K