Running Race Calendar in Colorado, United States near Fort Collins

Eltuck Valley 5K - Lory Summer Trail Series

Fort Collins, Colorado, United States

Aug 4, 2026 (Tue)

$30.00

Running

5K

Choice City Running Festival

Fort Collins, Colorado, United States

Aug 7, 2026 (Fri) – Aug 8, 2026

Free - $78.00

Running

1.6K 5K 10K Half-Marathon +4

Recovery Run of the Rockies 5K

Fort Collins, Colorado, United States

Sep 5, 2026 (Sat)

$30.00

Running

5K

Fall Equinox

Fort Collins, Colorado, United States

Sep 20, 2026 (Sun) – Oct 3, 2026

$75.00 - $150.00

Running

Half-Marathon 8K

Homecoming 5K - Colorado State University

Fort Collins, Colorado, United States

Oct 3, 2026 (Sat)

$25.00 - $35.00

Running

5K +1

The Long View Marathon

Fort Collins, Colorado, United States

Oct 10, 2026 (Sat)

$35.00 - $110.00

Running

Marathon Half-Marathon 5K

The Moony Pride 5k

Fort Collins, Colorado, United States

Oct 11, 2026 (Sun)

Free

Running

5K

Girls on the Run Northern Colorado Fall 5K

Fort Collins, Colorado, United States

Nov 1, 2026 (Sun)

$29.00

Running

5K

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