5K Races in Colorado, United States 2026 35 events
5 kilometres — the most popular race distance, and the usual first race for new runners. Browse upcoming events in United States.
Upcoming races
RunningTomorrow
Gleneagle Spirit 5K Run, Walk, and Kids Fun Run
◎ Colorado Springs, USA▤ Sep 12, 2026
5 km
RunningTomorrow
2026 RiNo 5K + Larimer Mile
◎ Denver, USA▤ Sep 12, 2026
5 km
RunningTomorrow
Run for Mental Health 5K/10K/13.1 DENVER/AURORA
◎ Aurora, USA▤ Sep 12, 2026
5 km
RunningTomorrow
National Chocolate Day: Run for Chocolates 5K/10K/13.1 DENVER/AURORA
◎ Aurora, USA▤ Sep 12, 2026
5 km
RunningIn 8 days
Balanced Movement Yoga - Charity Fun 5K Walk/Run (Dog-Friendly)
◎ Evans, USA▤ Sep 19, 2026
5 km
RunningIn 8 days
Marine Memorial 5K
◎ Arvada, USA▤ Sep 19, 2026
5 km
RunningIn 9 days
18th Annual Be Ovary Aware 5k run 3k walk
◎ Colorado Springs, USA▤ Sep 20, 2026
5 km
RunningIn 9 days
Chile & Frijole Hot to Trot 5K & 10K
◎ Pueblo, USA▤ Sep 20, 2026
5 km
RunningIn 2 weeks
Run for Donuts 5K/10K/13.1 DENVER/AURORA
◎ Aurora, USA▤ Sep 26, 2026
5 km
RunningIn 2 weeks
14er Fest 14K & 5K
◎ Buena Vista, USA▤ Sep 27, 2026
14 km
RunningIn 3 weeks
Big Waves Family 5K run/walk Presented by Brumate
◎ Westminster, USA▤ Oct 3, 2026
5 km
RunningIn 3 weeks
Colorado Springs Marathon, Half, 5K, and Kids K
◎ Colorado Springs, USA▤ Oct 3, 2026
42.2 km
RunningIn 3 weeks
Rut Run 5k
◎ Estes Park, USA▤ Oct 3, 2026
5 km
RunningIn 4 weeks
Bagel Run 5K/10K/13.1 DENVER/AURORA
◎ Centennial, USA▤ Oct 10, 2026
5 km
RunningIn 4 weeks
Dialysis Dash 5K
◎ Grand Junction, USA▤ Oct 10, 2026
5 km
RunningIn 6 weeks
Apex Foundation Trick or Trot 5K & Halloween Hunt
◎ Arvada, USA▤ Oct 24, 2026
5 km
RunningIn 7 weeks
Halloween Trick or Trot Run 5K/10K/13.1 DENVER/AURORA
◎ Aurora, USA▤ Oct 31, 2026
5 km
RunningIn 7 weeks
PB&J Fuel Run 5K/10K/13.1 DENVER/AURORA
◎ Aurora, USA▤ Oct 31, 2026
5 km
RunningIn 8 weeks
City Park Classic (5k/10k & 1 Mile Walk of Hope for Pancreatic Cancer Research)
◎ Denver, USA▤ Nov 7, 2026
5 km
RunningIn 8 weeks
Colorado Springs Veterans Day 5k
◎ Colorado Springs, USA▤ Nov 8, 2026
5 km