Canceled Niwot Downhill Mile
Niwot High School 8989 Niwot Road, Niwot, CO, United StatesStart off your July 4th with inaugural Niwot Downhill Mile! We are creating a community event to celebrate not only our independence, but also our resilience after a tough 2020. Come celebrate with friends, family, and our running community. Get ready to challenge your PR!
Independence Day Freedom 5K
Whitewater Park 913 E Main St, Buena Vista, CO, United StatesBeautiful 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 River. This is a family friendly trail suitable for walkers and strollers as well.
Four on the Fourth 4K
Avery Brewing Company 4910 Nautilus Ct N, Boulder, CO, United StatesJuly 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 morning off to a great start, than doing Boulder’s traditional 4K on the Fourth, which is run on a flat and fast course, followed by […]
Firecracker 5K
Eagle Park 1189 Bayfield Parkway, Bayfield, CO, United StatesJoin us for our annual Bayfield 4th of July tradition! All ages & abilities are invited to come out before the parade and run or walk through our awesome town. Start your 4th with some happy exercise, and support a great local nonprofit organization! 100% of registration fees go directly to Bayfield’s Community Treehouse. Please […]
Burro Buster 5K
Hand Hotel & Emporium 531 Front Street, Fairplay, CO, United StatesThe 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 town! The course lies inside of the town limits and starts and finishes in front of the historic Hand Hotel & Emporium. Your terrain will […]
Silver Rush 50 Mile and 25K
Leadville 124 E. Sixth Street, Leadville, CO, United StatesTake on 50 miles of extreme territory that starts at 10,200 feet and reaches 12,000 feet on four separate occasions at the Silver Rush 50 Run. It will leave your lungs burning, heart pounding and eyes completely amazed — while also preparing you for the pinnacle Leadville Trail 100 Run presented by La Sportiva. New […]
Silverton Alpine Marathon
Memorial Park - Silverton 1800 Greene St, Silverton, CO, United StatesExperience the best of the San Juan Mountains with an 8 miler, a marathon, or a 50 kilometer run along the Alpine Loop past the historic mining ghost towns of Howardsville, Eureka, Animas Forks & Gladstone. High point is 12,930 ft atop California Pass. Low point is Silverton at 9,318ft. Total vertical gain is 3,800 […]
Pagosa Duathlon
Turkey Springs area Cnr Turkey Springs & Monument Rds, Pagosa Springs, CO, United StatesThe 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.
Hahns Peak Hill Climb
Hahns Peak 64625 County Rd 129, Clark, CO, United StatesThis trail race is a new event that started in 2017 at the base of Hahns Peak in North Routt County. Running this course started with a few hardcore North Routt locals meeting at the beautiful Cabins at Historic Columbine every 4th of July. From there, they would race to the summit and fire outlook […]
Kendall Mountain Run
Memorial Park - Silverton 1800 Greene St, Silverton, CO, United StatesMeet the mountain this summer in Silverton, Colorado! The Kendall Mountain Run starts in downtown Silverton and traverses jeep roads to within a final 300 vertical foot scramble to the summit of Kendall Mountain overlooking town and the majestic San Juan Mountains. Ascend from 9,318 feet to 13,066 feet to tag the summit! Experience the […]
Please click here to submit your event for FREE to our online calendar.
We do not allow events without physical locations (IE – virtual runs, runs with locations TBD, etc…).
Please allow 48 hours after submission for an event to appear on the calendar. If you have already listed your event and would like us to update it, please contact us.