Upcoming 5K Races In Colorado, US in June, 2025

Colorado 13er (Half Marathon/10k/5k)

Louisville, CO

Sunday, June 1st, 2025

Stepping Stone 5K

Littleton, CO

Sunday, June 1st, 2025

Flamingo Day 5K

Denver, CO

Sunday, June 1st, 2025

The Big Run Presented by Brooks

Littleton, CO

Wednesday, June 4th, 2025

All-Out Summer Breeze

Arvada, CO

Saturday, June 7th, 2025

StepUp For Women And Recovery

Fort Collins, CO

Saturday, June 7th, 2025

J-Town Jog 5K and Mile

Johnstown, CO

Saturday, June 7th, 2025

Aiden's Adventure 5k

Colorado Springs, CO

Saturday, June 7th, 2025

Summits Trail Runs

Granby, CO

Saturday, June 14th, 2025

Sierra's 5K Run/Walk Race Against Meningitis

Loveland, CO

Saturday, June 14th, 2025

DU Dash Colorado

Palmer Lake, CO

Saturday, June 14th, 2025

Parker Parks and Recreation Dash Across the Dam...

Parker, CO

Saturday, June 14th, 2025

Cherry Creek Race for the Watershed 2025

Aurora, CO

Saturday, June 14th, 2025

Father's Day Classic 10k, 5k, & 1 Mile

Arvada, CO

Sunday, June 15th, 2025

Footsteps for Families 5k Fun Run & Concert

Windsor, CO

Friday, June 20th, 2025

Unicorn 5k (North)

Thornton, CO

Saturday, June 21st, 2025

Rayden's Athletic Friends 5K Run/Walk for PAWS

Pueblo, CO

Saturday, June 21st, 2025

Colorado Springs: Walk With Autism and Resource...

Colorado Springs, CO

Saturday, June 21st, 2025

Red, White and Brew 5k, 10k, Half Marathon & 12...

Windsor, CO

Saturday, June 21st, 2025

Hometown Half Marathon & 5k/10k - Denver

Denver, CO

Saturday, June 21st, 2025

Bubble Run | Denver | June 21st

Commerce City, CO

Saturday, June 21st, 2025

Hometown Half Marathon & 5k/10k - Denver

Westminster, CO

Saturday, June 21st, 2025

Healing Warriors Program 2025 Annua...

Fort Collins, CO

Sunday, June 22nd, 2025

13th Annual Buffs4Life 5k Walk/Run

Boulder, CO

Sunday, June 22nd, 2025

13th Annual Buffs4Life Kyle MacIntosh Memorial ...

Boulder, CO

Sunday, June 22nd, 2025

Sunset Trail Running Festival

Boulder, CO

Sunday, June 22nd, 2025

5K To Fight Histio

Colorado Springs, CO

Sunday, June 22nd, 2025

Hometown Half Marathon & 5k/10k - Colorado Springs

Colorado Springs, CO

Sunday, June 22nd, 2025

Healing Warriors 4th Annual 5K Fun Run

Fort Collins, CO

Sunday, June 22nd, 2025

Sunny Stride 5 K

Westminster, CO

Thursday, June 26th, 2025

Sunny Stride 5 K

Broomfield, CO

Thursday, June 26th, 2025

Before The Fourth 5k

Littleton, CO

Saturday, June 28th, 2025

Timberview Trail Run

Bellvue, CO

Saturday, June 28th, 2025

Denver Pride 5K

Denver, CO

Saturday, June 28th, 2025