5K

Oktoberfest in Colorado!! Owned and managed by a Bavarian Race Director…. The Annual PRETZEL RUN will move 8 blocks down to Louisville Community Park for a LARGER BIER GARDEN, LIVE […]

THE 80s Are back!   Are you ready? Then grab your old Nikes, Leg Warmers and Parachute Pants or SHORT shorts!

Join us for our kickoff party, with special deals on all 2026 events, merch/beer discounts, an optional 5k route, giveaways, and more! We are kicking off the 2026 season of […]

Celebrate five decades of running with Fleet Feet at The Big Run presented by Brooks. This timed community 5K on Global Running Day is all about summer vibes, shared memories […]

Ready to get off the sofa and gallop around Littleton with some friends? Yeah, you are! Come frolic with us at the Unicorn Runner 5k at Clement Park to kick […]

The Great Western Trail is a wide unpaved trail located in rural Weld County in Northern Colorado. The trail connects to the Windsor Trail system on the northeast edge of […]

Join us for the annual Time to Paddy 5k/10k and Lucky 13.1 Half Marathon! A St. Patrick-themed run that is perfect for the whole family. The fun includes great swag […]

Event Information: For 20 years, the annual runBlossom race has helped usher in the summer season in Cañon City. As the snow melts and the leaves begin to adorn trees, […]

The Snow Queen Frosty February 5k/10K is back! Join us for the 6th annual event! This year, we’re headed back to the Riverwalk, starting and ending at the Cañon City […]

The Running Series is excited to have the Oak Creek No Fun Run on our schedule again! Please join us in remembering long-time Running Series competitor Larry Brooks, a former […]