10K Races in Colorado, United States 2026
10 kilometres — a step up from the 5K, rewarding both speed and endurance. Browse upcoming events in United States.
23 upcoming races
Upcoming Races
Running
Run for PB&J 5K/10K/13.1 DENVER/AURORA
Aug 15, 2026Aurora, USA
Run 5 m
Running
2026 Mt. Sneffels Half Marathon-10K-Kids-Fun Run
Aug 15, 2026Ridgway, USA
Run 10 m
Running
Bagel Run 5K/10K/13.1 DENVER/AURORA
Aug 15, 2026Centennial, USA
Run 5 m
Running
2026 True Impact Ministries 5K/10K
Aug 22, 2026Centennial, USA
Run 5 m
Running
Run for Breast Cancer 5K/10K/13.1 DENVER/AURORA
Aug 29, 2026Aurora, USA
Run 5 m
Running
10k at 10,000 Feet
Sep 6, 2026Steamboat Springs, USA
Run 10 m
Running
National Chocolate Day: Run for Chocolates 5K/10K/13.1 DENVER/AURORA
Sep 12, 2026Aurora, USA
Run 5 m
Running
Run for Mental Health 5K/10K/13.1 DENVER/AURORA
Sep 12, 2026Aurora, USA
Run 5 m
Running
Chile & Frijole Hot to Trot 5K & 10K
Sep 20, 2026Pueblo, USA
Run 5 m
Running
Run for Donuts 5K/10K/13.1 DENVER/AURORA
Sep 26, 2026Aurora, USA
Run 5 m
Running
Bagel Run 5K/10K/13.1 DENVER/AURORA
Oct 10, 2026Centennial, USA
Run 5 m
Running
Halloween Trick or Trot Run 5K/10K/13.1 DENVER/AURORA
Oct 31, 2026Aurora, USA
Run 5 m
Running
PB&J Fuel Run 5K/10K/13.1 DENVER/AURORA
Oct 31, 2026Aurora, USA
Run 5 m
Running
City Park Classic (5k/10k & 1 Mile Walk of Hope for Pancreatic Cancer Research)
Nov 7, 2026Denver, USA
Run 5 m
Running
Run for Mental Health 5K/10K/13.1 DENVER/AURORA
Nov 14, 2026Aurora, USA
Run 5 m
Running
Broomfield Turkey Day 5K/10K
Nov 26, 2026Broomfield, USA
Run 5 m
Running
Coffee Lovers Run 5K/10K/13.1 DENVER/AURORA
Nov 28, 2026Centennial, USA
Run 5 m
Running
Run for Breast Cancer 5K/10K/13.1 DENVER/AURORA
Dec 12, 2026Aurora, USA
Run 5 m
Running
A Merry Christmas Run 5K/10K/13.1 DENVER/AURORA
Dec 26, 2026Centennial, USA
Run 5 m
Running
MLK Jr. Freedom Run 5K/10K/13.1 DENVER/AURORA
Jan 16, 2027Aurora, USA
Run 5 m