In 125 days · Sun, Dec 6, 2026
Don't let race day sneak up
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Sunday, December 6th, 2026
3201 E 17th Ave, Denver CO
Half · 5K · 10K
24–46°F · low rain risk
See last 10 years
On this date: rain 0 of the last 10 years
2025
27–43°F
dry
2024
28–53°F
dry
2023
28–64°F
dry
2022
25–51°F
dry
2021
17–34°F
dry
2020
25–58°F
dry
2019
20–38°F
dry
2018
14–30°F
dry
2017
23–36°F
dry
2016
17–29°F
dry
Best months to race in Colorado →
About this race
Event Overview
Winter is more fun when you have something to look forward to! The RunDenver Series keeps you moving, motivated, and smiling all season long.
A Colorado tradition for decades, these beloved events bring together runners, walkers, families, and friends for unforgettable race-day experiences.
Come for the miles, stay for the fun...playful mascots, sweet swag, epic finisher medals, and an atmosphere that's packed with fun and community from start to finish.
Life happens! If you can't attend an event in person, simply switch to the virtual option. You'll still earn your swag, your medal, and points toward the series competition.
Registration Information
Register for the full 5-event Series and receive a bonus swag item - its sure to be something awesome!! Stay tuned for the reveal!
Not ready to dive into the full series? Dip your toes in! Sign up for any individual event and experience all the excitement—sweet swag, an epic finisher medal, an amazing community, and a race day packed with fun.
RunDenver Series Consists Of
- Rudolph Ramble 5K
- Dec. 6, 2026 at City Park (9AM Start)
- Polar Bear 5K
- Jan. 17, 2027 at Washington Park (9AM Start)
- SuperBowl 5K
- Feb. 7, 2027 at Washington Park (9AM Start)
- Valentine's Day 4 Mile
- Feb. 14, 2027 at Washington Park (9AM Start)
- That Dam Run 13.1, 10K, and 5K
- March 7, 2027 at Cherry Creek Dam Rd & Dayton (8AM Start - Half Marathon)
Additional Details
Learn more at RunDenverSeries.com
~$15 discount automatically applied for Youth 17 & under, Adults 60+
~Series registration includes ALL 5 events
~3 5K's
~1 4 Mile
~the last event is your choice of: 5K, 10K, or Half Marathon.
For more information on the event, visit the race page.
Course map
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Run clubs near Denver to train with before race day.
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