Race Calendar in Colorado, United States near Fort Collins

Fall Equinox

Fort Collins, Colorado, United States

20 Sep, 2026 (Sun) – 03 Oct, 2026

$50.00 - $135.00

Running

Half-Marathon 8K

Homecoming 5K - Colorado State University

Fort Collins, Colorado, United States

03 Oct, 2026 (Sat)

$25.00 - $30.00

Running

5K +1

OTILLO Swimrun Colorado

Fort Collins, Colorado, United States

04 Oct, 2026 (Sun)

The Long View Marathon

Fort Collins, Colorado, United States

10 Oct, 2026 (Sat)

$35.00 - $100.00

Running

Marathon Half-Marathon 5K

Blue Sky Trail Marathon & Half Marathon

Fort Collins, Colorado, United States

17 Oct, 2026 (Sat) – 18 Oct, 2026

$100.00 - $120.00

Trail running

43K 22.2K

Colorado 24 Hour Run

Fort Collins, Colorado, United States

07 Nov, 2026 (Sat) – 08 Nov, 2026

Resolution Run - Fort Collins

Fort Collins, Colorado, United States

31 Dec, 2026 (Thu)

$25.00

Running

5K

The Colorado Marathon

Fort Collins, Colorado, United States

02 May, 2027 (Sun)

Running

Marathon Half-Marathon 5K 10K