in 4 days
The Long View Marathon
Fort Collins, CO625 ft gain
MarathonHalf Marathon+1
Open until Oct 11from $45
5K Races Near Fort Collins, CO
As of October 6, 2026, Crewable lists 16 upcoming 5K races near Fort Collins, CO from October 2026 to November 2026. The next is ASDAsh 5K to Beat Tooth Decay on October 10 in Aurora, CO. Registration is open for all 16.
Sources: UltraSignup, RunSignUp, UTMB, race organizers and race websites
With aid station data
1 aid
7 aidRace calendar
October 2026
11 racesNovember 2026
5 racesCity Park Classic (5k/10k & 1 Mile Walk of Hope for Pancreatic Cancer Research)
Denver, CO10K5K+1Open until Nov 7from $23
Quick answers
What is the next 5K race near Fort Collins, CO?
ASDAsh 5K to Beat Tooth Decay, on Saturday, October 10, 2026, in Aurora, CO. Distances: 5K.
What is the closest 5K race to Fort Collins?
The Long View Marathon in Fort Collins, CO, about 1 mile from Fort Collins, on October 10, 2026.
How many 5K races near Fort Collins, CO have open registration?
All 16 list registration as open as of October 6, 2026.
What is the busiest month for 5K races near Fort Collins, CO?
October 2026, with 11 of the 16. November 2026 follows with 5.
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