If you are looking for races in Frederick, Colorado, you have come to the right place. Frederick has a growing running scene with 6 races listed in our directory, including 1 upcoming events in 2026. Whether you are lacing up for your first 5K or chasing a new personal record, there is something here for every runner.
Upcoming Races in Frederick, Colorado
Here is a look at the top upcoming races in Frederick this year. We update our listings weekly so you always have the most current information.
CEROX + IRON + IRON X
Date: September 19, 2026
Get ready to push your limits across eight challenging fitness zones in Frederick, COwhether you’re looking to mix running with your strength work, skip the miles entirely, or go all-in with doubled reps and intensity. Read full details →
Why Run in Frederick?
Running events in Frederick offer a mix of community fun runs, charity 5Ks, and competitive road races throughout the year. The local running community is active and welcoming to runners of all levels — from first-timers to seasoned racers. Many of these events benefit local charities and organizations, making race day about more than just your finish time.
Find More Races in Colorado
Frederick is just one part of a thriving Colorado running scene. If you want to explore more events across the state, check out our full race listings for Colorado — we track every upcoming running event from 1 mile fun runs to full marathons.
Get Ready to Race
Found a race you want to run? The next step is making sure you are properly trained for it. Whether you are a first-timer aiming to finish or a veteran chasing a PR, having the right training plan makes all the difference.
Take our free 3-question training plan quiz and get matched to the right plan for your fitness level in under a minute. We will send it straight to your inbox so you can start training today.
Good luck out there — see you at the finish line in Frederick!
