Found 256 races

🎉 Join Your Local Running Community!

Connect with runners, find training partners, and celebrate every finish together

NOV
26

Loveland, CO
• 42.9 miles
$20
Come join us on Thanksgiving morning for a 2-mile fun run! The event will be held at Mehaffey Park. We will have a fun course, music, and more! Come dressed in your best Turkey Day outfit. Every...
2m
33
NOV
26

Greeley, CO
• 21.6 miles
$30 -$40
The NCMC Turkey trot is brought to you by the CardioVascular Institute of North Colorado. The race is open to participants of all ages and abilities and includes a 5K race on a scenic,...
2K 5K
8
NOV
26

Parker, CO
• 49.3 miles
$38 -$48
Turkey Day 5K FUN Run/Walk with RNK Running & Walking   The tradition continues! Celebrate Thanksgiving Day with family and friends while getting a workout. Date: Nov. 26, 2026Time: 8-8:15 a.m.,...
5K
33
NOV
26

Windsor, CO
• 30.9 miles
$35 -$45
Stroller and dog friendly! This course goes through Water Valley, starting and ending at the Pelican Lakes golf course parking lot. Receive a light breakfast food, coffee, hot chocolate as well...
5K
33
NOV
26

Erie, CO
• 86.0 miles
$25 -$50
THE PILGRIMAGE - 2 MILE, 4 MILE & KIDS RUN Join us on Thanksgiving Day - It's not about turkey!   This event will start and finish by Erie Community Park at the Erie Recreation Center. Start your...
2m 4m
13
NOV
28

Centennial, CO
• 54.1 miles
$30 -$45
Get Ready to Wobble Before You Gobble! 🦃 Join us for the annual Thanksgiving Gobble Trot! Before you dive into the turkey and stuffing, enjoy the holiday with your family, friends, and fellow...
1m 5K 10K Half Marathon
7
DEC
5

Westminster, CO
• 75.8 miles
$20 -$85
Ho-ho-hit the trail this holiday season at the 15th Annual Fa La La 5K, 10K & half marathon! This festive run/walk benefits A Precious Child and takes you on a scenic journey along the Big Dry...
5K 10K Half Marathon
52
DEC
5

Red Feather Lakes, CO
• 69.9 miles
$35
Enjoy a scenic little dash in and around Red Feather Lakes, Colorado! Wear your favorite onesie (and layer it underneath if you need extra warmth!). Start at The Tavern at Red Feather Lakes and...
34
DEC
5

Pine, CO
• 59.4 miles
$60 -$150
The Human Potential Running Series Presents: The Sawmill Trail Runs @ Staunton State Park The Sawmill Trail Runs; first started as a “Fat Ass” event at White Ranch Open Space in Golden, CO in...
50K
DEC
5

Loveland, CO
• 43.4 miles
$30 -$80
Each race will run through a part of Loveland we haven’t highlighted until this race. You can pick which distance you want to run! Bring a new, unwrapped toy to the start line and be ready for...
5K 10K 15K
42
DEC
6

Westminster, CO
• 77.0 miles
$22 -$48
Join us for the annual Candy Cane Course 5k/10k/15k!  A fun, Christmas-themed event that is perfect for the whole family.The fun includes - Great Swag - designer shirt & custom medal Chip-timing...
1m 5K 10K 15K
18
DEC
6

Denver, CO
• 62.0 miles
$10 -$15
Rocky Mountain Road Runners (RMRR) holds a monthly Trophy Series race in the Denver area. Our December race will be in Denver's Washington Park with a 4.5 mile course for all runners.  Please...
4m
26
DEC
12

Windsor, CO
• 31.0 miles
$15 -$62
Santa Catch 5K, 10K and 1 Mile Kids Fun RunSaturday December 12, 2025Windsor Lake, Windsor CO Start your holiday season with the joy of running, with courses around Windsor Lake and the Canal...
1m 5K 10K
34
DEC
12

Thornton, CO
• 75.5 miles
$16 -$45
Kick off the holiday season with a spirited run/walk at Thornton's Carpenter Park. Choose from the chip-timed 5k, or experience the festive atmosphere in a shorter distance in our untimed Fun...
5K 75m
31
DEC
19

Denver, CO
• 65.1 miles
$37 -$59
 The Santa's Dash for Cash event is a celebration of Slo-Hi/Denver and EVERY finisher will get a bonus envelope! Some of the gift envelopes contain CA$H, at least one envelope includes $100! 5k...
5K
32
DEC
20

Denver, CO
• 62.4 miles
$30 -$40
Get into the holiday spirit with the Ugly Sweater 5K! Runners and walkers, young and old, are invited to join us at Washington Park in Denver for a flat, fast 5K. Dress in a tacky sweater – the...
5K
50
DEC
26

Centennial, CO
• 82.3 miles
$30 -$45
🎉 Start Your Year on the Right Foot! 🏃‍♀️🏃‍♂️Join the New Year's Run - New Beginnings Starts Today!Kick off the new year with energy, excitement, and a community of runners ready to chase their...
1m 5K 10K Half Marathon
2
DEC
31

Lyons, CO
• 31.9 miles
$10 -$50
This is a Test
12K
3
DEC
31

Fort Collins, CO
• 27.8 miles
$25 -$35
RESULTS 2025 Run out the old year, and welcome the new! One of Fort Collins’ oldest races, the Resolution Run, is back for its 42nd year! Get a head start on your New Year's Resolution by...
5K
15
JAN
1

Arvada, CO
• 62.4 miles
$34 -$54
The Resolute Runner 5K is the KICK OFF PARTY OF THE YEAR! It's time to be RESOLUTE, to retroactively earn your pumpkin pie and chocolate truffles, and to start the new year on the right foot,...
5K
28