Found 64 races

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JUN
3

Hamilton
• 85.6 miles
$25
The first Wednesday in June is Global Running Day and this year we invite you to celebrate physical fitness, mental wellness and connectiveness with our community.   Grab your family & friends,...
2K 4K
6
JUN
6

Berthoud, CO
• 73.9 miles
$35 -$45
The Berthoud Day 5K is a fun, family-friendly race that kicks off the Berthoud Day Parade with energy, connection, and hometown pride. Open to runners, walkers, families, strollers, and even...
5K
14
JUN
6

Johnstown, CO
• 70.7 miles
$30 -$40
5K in Johnstown with scenic views. Family-friendly event
1m 5K
189
JUN
6

Fort Collins, CO
• 60.1 miles
$50
This event brings together the community to support scholarships for anyone who identifies as a woman and is seeking treatment for drug and alcohol addiction. These funds bridge financial gaps...
5K
39
JUN
7

Steamboat Springs, CO
• 100.6 miles
$85 -$170
Join us in 2026 for the 45th annual running of the Steamboat Marathon, Half Marathon and 10k
10K Half Marathon Marathon
142
JUN
13

Casper, WY
• 131.2 miles
$20 -$30
It is that time of year again! This year our 5K Family Run/Walk will be in town at the Crossroads Adventure Playground, 1081 N Poplar Street. All proceeds of the Be Kind To Your Mind Run/Walk...
5K
37
JUN
13

Loveland, CO
• 66.7 miles
$85
Are you ready to test your limits and honor our heroes? Join us for the 5th Annual Health4Heroes Guardian Games, an electrifying Military and First Responder-inspired fitness competition like no...
15
JUN
13

Steamboat Springs, CO
• 100.9 miles
$30 -$50
Let the trail races begin!! This is a challenging trail run on the scenic single track trails of historic Howelsen Hill, Steamboat’s outdoor playground. The trails of Emerald are beautiful this...
4m 8m
24
JUN
13

Fort Collins, CO
• 40.6 miles
$25 -$40
Sam’s Rainbow Run: Honoring a Legacy of Love and Kindness I started Sam’s Rainbow Run as a way to honor Sam’s legacy and keep his spirit alive. Sam was passionate about helping those less...
5K
12
JUN
13

Cheyenne, WY
• 51.5 miles
$12
This is a four person relay race where each runner runs 1/2 mile around a course in the park.  Thus the entire race is 2 miles.  There will be three races dependent on the ability level of each...
20
JUN
20

Windsor, CO
• 30.9 miles
$15 -$130
Family-friendly fun in Windsor welcoming runners and walkers of all ages
1m 5K 10K Half Marathon
296
JUN
20

Loveland, CO
• 38.9 miles
$10 -$40
Thank YOU for supporting this wonderful cause.                                                                    Sierra's 5K Run/Walk entrees include:                                            ...
5K
29
JUN
27

Steamboat Springs, CO
• 100.8 miles
$35 -$55
Come join us for an exciting new race as part of the SBT GRVL race weekend. Experience the challenging yet beautiful trails at the historic Howelsen Hill ski area, one of the oldest in the...
5K 10K
22
JUN
27

Bellvue Colorado
• 55.1 miles
Crisp morning air and a summer sunrise in Colorado. YES PLEASE! Join us on the foothills at Lory State Park for a fun & beautiful morning trail race experience. This run race features three...
5K 5m 10m
33
JUL
4

Fort Collins, CO
• 57.6 miles
$10 -$55
Friday July 4th, 2026 Walk ⭐️ Jog ⭐️ Run ⭐️ Race Kick off your holiday festivities with a 5k in City Park, Fort Collins Start your Fourth of July with movement, community, and celebration at the...
5K
35
JUL
4

Greeley, CO
• 63.2 miles
$35 -$45
Celebrate the Fourth of July with run.Windsor in Greeley, Colorado as we bring back the annual July 4th Freedom 5k walk and run, along the Greeley Stampede 4th of July Parade Route! Participants...
5K
70
JUL
4

Saratoga, WY
• 55.1 miles
Celebrate Independence Day with our annual 4th of July 5K! Join friends, families, runners, and walkers for a fun-filled morning of patriotism, fitness, and community spirit. The course is open...
2m 5K
5
JUL
4

Saratoga, WY
• 55.2 miles
$15 -$35
Start your 4th off right with a 5K! Adults will be able to participate in a timed official 5K, with a kids "Fun Run" right after! Day of Registration begins at 6am. The race will start at 7am.
2m 5K
5
JUL
4

Red Feather Lakes, CO
• 60.3 miles
$40 -$50
Enjoy a scenic fun run in and around Red Feather Lakes, Colorado including a route through Fox Acres Golf Course! Start at and finish at The Tavern at Red Feather Lakes for an expo in the parking...
3m
44
JUL
5

Clark, CO
• 90.9 miles
$40 -$50
Welcome to another year of epic fun, memories and vertical, with the Hahns Peak Hill Climb. This is an 8 mile out and back trail run that starts at the Quarry Lot (FS550 + HWY 129) north of Hahns...
8m
21