Race Calendar in Colorado, United States near Fort Collins

36th Annual Fire Hydrant 5K & Expo

Fort Collins, Colorado, United States

30 May, 2026 (Sat)

Free

Running

5K

Horsetooth Tri Training Open Water Swim Series

Fort Collins, Colorado, United States

03 Jun, 2026 (Wed) – 29 Jul, 2026

StepUp For Women And Recovery

Fort Collins, Colorado, United States

06 Jun, 2026 (Sat)

$50.00

Running

5K

Sam's Rainbow Run

Fort Collins, Colorado, United States

13 Jun, 2026 (Sat)

Free - $35.00

Running

5K 1.6K

Freedom Tour Classic

Fort Collins, Colorado, United States

20 Jun, 2026 (Sat)

$25.00 - $130.00

Cycling, Walking

Ultra 40.2K 24.1K 5K +2

Fcrc Marathon Training Program

Fort Collins, Colorado, United States

20 Jun, 2026 (Sat) – 19 Sep, 2026

$20.00

Running

FCRC 2026 Marathon Training Program

FireKracker 5k

Fort Collins, Colorado, United States

04 Jul, 2026 (Sat)

$7.00 - $40.00

Running

5K 1.6K

Wild West Relay

Fort Collins, Colorado, United States

31 Jul, 2026 (Fri) – 01 Aug, 2026

$880.00 - $2,860.00

Adventure race

Ultra

Eltuck Valley 5K - Lory Summer Trail Series

Fort Collins, Colorado, United States

04 Aug, 2026 (Tue)

$25.00

Running

5K

Choice City Running Festival

Fort Collins, Colorado, United States

07 Aug, 2026 (Fri) – 08 Aug, 2026

Free - $70.00

Running

1.6K 5K 10K Half-Marathon +4

Fort Collins Running Summit

Fort Collins, Colorado, United States

08 Aug, 2026 (Sat)

Fall Equinox

Fort Collins, Colorado, United States

20 Sep, 2026 (Sun) – 03 Oct, 2026

$50.00 - $135.00

Running

Half-Marathon 8K