5K Races in Colorado
Find upcoming 5k races in Colorado — with dates, locations, and direct registration links.
190 upcoming 5k races found in Colorado
Upcoming 5K Races in Colorado
5k for 22q Run/Walk/Ride (IN PERSON- ERIE, COLORADO)2.2 for 22q Run/Walk/Ride (IN PERSON- ERIE, COLORADO)
2.2 for 22q Walk/Run/Ride 2026
Jun 6, 2026
Anywhere, CO
View race
5K Registration10K Registration
Run for Breast Cancer 5K/10K/13.1 DENVER/AURORA
Jun 6, 2026
Centennial, CO
View race
Kids 1 Mile Dash5K Run/Walk
J-Town Jog 5K and Kids 1 Mile Dash
Jun 6, 2026
Johnstown, CO
View race
5k Run/Walk - In-Person
StepUp For Women And Recovery
Jun 6, 2026
Fort Collins, CO
View race
5K Registration10K Registration
SuperHeroes Run 5K/10K/13.1 DENVER/AURORA
Jun 6, 2026
Centennial, CO
View race
Aiden's Adventure 5kAiden's Adventure 5k Virtual Event
Aiden's Adventure 5k
Jun 6, 2026
Colorado Springs, CO
View race
5KVirtual 5K
Flamingo Day 5K
Jun 7, 2026
Denver, CO
View race
13er10k
Colorado 13er (Half Marathon/10k/5k)
Jun 7, 2026
Louisville, CO
View race
The Big Run 5K presented by Brooks
The Big Run Presented by Brooks
Jun 7, 2026
Denver, CO
View race
Half Marathon5K
Colorado Brewery Running Series – Breckenridge Half Marathon and 5K
Jun 7, 2026
Littleton, CO
View race
5K10K
DU Dash Colorado
Jun 7, 2026
Palmer Lake, CO
View race
5K10K
Treat Trot Denver
Jun 13, 2026
Denver, CO
View race
5K2.5K Shortcut
Stepping Stone 5K
Jun 13, 2026
Littleton, CO
View race
Barr Lake 30K and 15K
Barr Lake 30K and 15K
Jun 13, 2026
Brighton, CO
View race
5k Run/WalkSTUDENT 5K
Sam's Rainbow Run
Jun 13, 2026
Fort Collins, CO
View race
Kids Dash1 Mile
Treat Trot - Denver
Jun 13, 2026
Thornton, CO
View race
Half Marathon10K
All-Out Summer Breeze
Jun 13, 2026
Arvada, CO
View race
5K Run/WalkKids Run
Tutu Dash 5K
Jun 13, 2026
Broomfield, CO
View race
5K10K
Treat Trot Colorado Springs
Jun 14, 2026
Colorado Springs, CO
View race
10k Run (Timed)5K Run (Timed)
The Bullfrog Splashdown
Jun 14, 2026
Littleton, CO
View race
5k run or walk10k run or walk
Red, White and Brew 5k, 10k & Half Marathon
Jun 20, 2026
Windsor, CO
View race
5K
Muddy Dash | Denver 2026
Jun 20, 2026
Dacono, CO
View race
5K Registration10K Registration
Run Juneteenth Day 5K/10K/13.1 DENVER/AURORA
Jun 20, 2026
Centennial, CO
View race
5k Run/Walk1/2 (ish) Mile Saunter - untimed
Unicorn 5k (North)
Jun 20, 2026
Thornton, CO
View race
5K Registration10K Registration
Sloth Run 5K/10K/13.1 DENVER/AURORA
Jun 20, 2026
Centennial, CO
View race
62 Mile38 Mile
Freedom Tour Classic
Jun 20, 2026
Fort Collins, CO
View race
5K RunKids Fun Run (10 & Under)
Sierra's 5K Run/Walk Race Against Meningitis
Jun 20, 2026
Loveland, CO
View race
5K
Parker Parks and Recreation Dash Across the Dam Father’s Day 5K
Jun 20, 2026
Parker, CO
View race
Adult 5kYouth 8-18 yrs
Fatherhood 5k Family Run/Walk
Jun 20, 2026
Colorado Springs, CO
View race
10k5k
Father's Day Classic 10k, 5k, & 1 Mile
Jun 21, 2026
Arvada, CO
View race