5K · Colorado
5Ks in Colorado
Every 5k we track across Colorado, sorted by date. Each card shows deterministic 0–100 scores for beginner-friendliness, PR potential, value, vibe, and family appeal.
5K
Sat, Oct 24, 2026
Denver, Colorado
road
Rolling
65PR50value65vibe
charity
5K
Sat, Oct 24, 2026
Arvada, Colorado
road
Rolling
65PR50value95vibe
costume
charity
festive
5K
Sun, Oct 25, 2026
Denver, Colorado
road
Rolling
65PR40value55vibe
costume
5K
Sun, Oct 25, 2026
Denver, Colorado
road
Rolling
65PR40value55vibe
festive
5K
Sat, Oct 31, 2026
Thornton, Colorado
road
Rolling
65PR40value85vibe
costume
music
festive
5K
Sat, Oct 31, 2026
Steamboat Springs, Colorado
road
Rolling
65PR40value75vibe
costume
festive
5K
Sun, Nov 1, 2026
Denver, Colorado
road
Rolling
65PR40value55vibe
scenic
5K
Sat, Nov 7, 2026
Denver, Colorado
road
Rolling
65PR50value65vibe
charity
5K
Sun, Nov 8, 2026
Colorado Springs, Colorado
road
Rolling
65PR50value65vibe
charity
5K
Sat, Nov 14, 2026
Denver, Colorado
road
Rolling
65PR50value65vibe
charity
5K
Thu, Nov 26, 2026
Parker, Colorado
road
Rolling
65PR40value45vibe
5K
🦃 Turkey Trot
Thu, Nov 26, 2026
Windsor, Colorado
road
Rolling
65PR50value100vibe
beer
festive
charity
5K
Sat, Dec 12, 2026
Windsor, Colorado
road
Rolling
65PR40value65vibe
scenic
festive
5K
Sat, Dec 12, 2026
Thornton, Colorado
road
Rolling
65PR40value65vibe
beer
festive
5K
Thu, Dec 31, 2026
Fort Collins, Colorado
road
Rolling
65PR40value65vibe
scenic
festive
5K
Fri, Jan 1, 2027
Arvada, Colorado
road
Rolling
65PR50value75vibe
festive
charity
Get an alert when a new race is added
Save this search and we'll email you when a matching race opens registration or drops in price.
Explore more
Top metros in Colorado for 5ks
Cities in Colorado with the most 5k races on the calendar.