Event details subject to change. Please confirm all information via event website.
July 4th ROCK-IT RUN
Join Run to Change Lives at the Douglas County Event Center in Castle Rock for the 2nd Annual ROCK-IT RUN 5K, Half Marathon and 1K Little Rock-It RUN (8 years and under). It’s time to start a new tradition on July 4th and feel good about Changing Lives. Save 15% with coupon code CORUNNER.
July 4th Fun Run
Run, skip, hop, gallop, lolly gag or moon walk on July 4th with your friends and family to support Palmer Lake Elementary School at the Annual July 4th Fun Run. […]
The Niwot Mile
Start off your July 4th with s point to point downhill mile starting at Niwot High School and finishing at Niwot market - the Niwot Downhill Mile! This year is […]
Freedom 5K
Let Freedom Run
Dress up as your favorite American Hero! This could be your mom, dad, Albert Einstein, Batman, Superman, or the Powerpuff girls! This event is all about celebrating GREAT people who […]
Firekracker 5K
Kick off your Fourth of July with the FireKracker 5k in City Park, Fort Collins! Whether you walk, jog, run, or race, this community favorite welcomes all ages and abilities […]
Freedom Run 5K
Join Mount Evans Home Health and Hospice for the 40th annual Freedom Run 5K in Evergreen on July 4th! The scenic 5-kilometer (3.1 miles) course follows gently rolling terrain through residential areas, beginning at 8 am Evergreen Middle School and ending with a festive finish line at Nick’s Pro Fitness.
The Rundola
The Telluride Foundation is hosting the annual Fourth of July foot race, the Rundola. The Rundola is an open registration uphill foot race. Runners start at the base of the […]
Independence Day 10K
Don't miss this favorite event of the 4th of July celebration! This scenic 10K trail running race offers up some of the best views in the Breckenridge! This race is […]
Four on the Fourth 4K
July 4th is celebrated in a number of different ways, with parades, barbecues, sparklers and fireworks, BUT there has been no better way since 2008, to get your July 4th […]
Loveland Liberty 5K
The LL5K, hosted by Sweetheart City Racing is scheduled to begin at Loveland Fairgrounds Park on July 4th at 8:00 am. We welcome runners and walkers, and all abilities! We […]
Ourayce Fun Run 10K
This year marks the 40th Annual Ourayce Fun Run. This event is hosted by the Home Trust of Ouray County, a nonprofit organization whose mission is to provide permanently affordable […]
Boogie’s Buddy Race
This long-standing holiday tradition is one of the most widely anticipated activities of the Fourth of July week, and you don't want to miss out on all the fun. Whether […]
Run For Your Life 5K
Kick off the 4th of July with a family-friendly and festive 5K. This fun run/walk is perfect for first-time 5K participants, elite runners, kids, parents with strollers, and everyone in […]
Let Freedom Run 5K
Dress up as your favorite American Hero! This could be your mom, dad, Albert Einstein, Batman, Superman, or the Powerpuff girls! This event is all about celebrating GREAT people who […]
Firecracker 5K
Let's celebrate our Independence Day with some colorful and family fun! We will get started at Pueblo's city park pavilion and race down the new and always beautiful Arkansas River Trail. Swag […]
Independence Day Freedom 5K
Beautiful course capturing some of the best of BV. Course includes approximately 2 miles on paved roads. The middle mile is on a dirt path that follows along the Arkansas […]
Firecracker 5K
Celebrate the Fourth in good old Leadville, North America’s highest incorporated city! Bring the family and friends and beat the heat above 10,000 feet. Walk or run the 5 kilometer […]
Red Feather Lakes Fun Run
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 […]
Sheep Creek Triathlon
Please join us on Saturday, July 5, 2025 for a morning filled with family fun! Sheep Creek will be hosting a fun "triathlon" as part of our 4th of July […]
Burro Buster 5K
The Burro Buster 5k is a fun, family friendly, 5k in one of America's highest incorporated towns. Join us in Fairplay on the 4th of July on our run through […]
Main Avenue Mile
Celebrate 250 years of freedom with one MILE race down Durango's historic Main Avenue. Starting at Buckley Park and turning around at the train station, enjoy the opportunity to test […]
Silverheels Trail Runs
**BIG CHANGES TO SILVERHEELS** HPRS continues to work in earnest on a newly revamped Silverheels Trail Runs experience. Traditionally the Silverheels 100-Mile was held in concert with The Last Call […]
Hardrock 100 Endurance Run
About The Run The Hardrock Hundred Mile Endurance Run is an ultramarathon of 100.5 miles in length, plus 33,050 feet of climb and 33,050 feet of descent for a total […]
Frisco Duathlon
Are you looking for a fun, single track trail challenge this summer? Register for the Frisco Duathlon taking place on Friday, July 10, 2026. The Duathlon will feature trail running […]
All-Out Dog Days
Get ready for some fun in the sun and a great mid-season test of your training as we bring our 11th Annual Dog Days 5K, 10K & Half Marathon! Centrally […]
LG Triathlon
Can you keep a secret? Eagle, Colorado, is a special place, and they have a fantastic triathlon that you should not miss. They're calling for triathlon experts, newbies, and everyone in between, including the kids! Join them on July 9th for the 14th Annual LG Tri, a sprint triathlon held in the beautiful Vail Valley town of Eagle.
Pagosa Duathlon
The venue of the San Juan National Forest could not be more perfect for the Pagosa Duathlon as athletes trek through aspen groves, grassy fields, and the dreaded rocky Piedra Stock driveway. Join Rise Above Violence on July 10th in Pagosa Springs for this annual event.
CMRA Elk Meadow Trail Run
Come up to scenic Elk Meadow Open Space for an exhilarating 5.1 mile trail run. This is a timed event that starts and ends near the Lewis Ridge Trail Head.
Grin & Bear It Trail Race
The Grin & Bear It is Crested Butte’s oldest trail challenge. Historically presented as a sprint to Green Lake and back, this classic event has evolved to offer a 25k […]
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