Race Calendar in Colorado, United States near Fort Collins

Resolution Run - Fort Collins

Fort Collins, Colorado, United States

Dec 31, 2026 (Thu)

$25.00

Running

5K

Horsetooth Half Marathon - Presented by Fort Collins Connexion

Fort Collins, Colorado, United States

Apr 18, 2027 (Sun)

$75.00

Running

Half-Marathon

The Colorado Marathon

Fort Collins, Colorado, United States

May 2, 2027 (Sun)

Running

Marathon Half-Marathon 5K 10K

FireKracker 5k

Fort Collins, Colorado, United States

Jul 4, 2026 (Sat)

Running

5K 1.6K

Fcrc Marathon Training Program

Fort Collins, Colorado, United States

Jun 20, 2026 (Sat) – Sep 19, 2026

$20.00

Running

FCRC 2026 Marathon Training Program

Freedom Tour Classic

Fort Collins, Colorado, United States

Jun 20, 2026 (Sat)

Cycling, Walking

Ultra 40.2K 24.1K 5K +2

Sam's Rainbow Run

Fort Collins, Colorado, United States

Jun 13, 2026 (Sat)

Running

5K 1.6K

StepUp For Women And Recovery

Fort Collins, Colorado, United States

Jun 6, 2026 (Sat)

Running

5K

Horsetooth Tri Training Open Water Swim Series

Fort Collins, Colorado, United States

Jun 3, 2026 (Wed) – Jul 29, 2026

36th Annual Fire Hydrant 5K & Expo

Fort Collins, Colorado, United States

May 30, 2026 (Sat)

Running

5K

Youth TNT Program

Fort Collins, Colorado, United States

May 26, 2026 (Tue) – Aug 4, 2026

Memorial Day 5K Virtual Run - Fort Collins

Fort Collins, Colorado, United States

May 23, 2026 (Sat) – May 25, 2026

Running

5K