The bRUNch Run ™ is back! Join us in Denver for the most epic and delicious 5K + 10K run/walk. (There is also the 15K)! Think road race meets food festival... join us for a morning of cheering runners on, finish line high fives and hugs, tears of joy, the only race with a scented […]

Join the WESTY HALF and 5k this fall! The Hometown Race Series features half marathons and 5k distance events in outlying communities outside the Denver and Boulder metro areas. Whatever distance you're ready to tackle, we'll be there with you to celebrate at the finish line!  This is one of the few 5k events where FINISHER […]

As the leading global type 1 diabetes (T1D) research and advocacy organization, Breakthrough T1D has played a crucial role in nearly every major T1D breakthrough in history. No organization does more to improve everyday life with T1D—from therapy development and access, to expanding research, advocacy, and community support. Breakthrough T1D Walk is the world’s largest […]

Join us for the Annual Highland Homecoming 5k Run & Walk. This race benefits the middle and high school cross-country teams.

Whether you run for a team, as an individual, or you just want to try out the experience of running a cross country race, you are welcome to join us for the 2024 Elevated XC Showdown! Boys/Girls will run in combined races, and will be separated by age groups below.  All courses utilize the same […]

Let every step you take make a profound impact on lung health and clean air in Colorado! The American Lung Association in Colorado proudly offers the only timed race event at the iconic, gorgeous Red Rocks Park & Amphitheatre. This unique run/walk challenge combines breathtaking scenery and a rock ‘n roll vibe for our 5K […]

Join us for the Race for Joy & Justice 5K, a family-friendly run/walk event benefiting the Joy & Justice organization based in Timnath, Colorado. This exciting event brings together people of all ages and abilities to support Joy & Justice’s mission of providing experiences of joy for women and children recovering from domestic violence while […]

The Boulder Skyline Traverse is a ~18 mile trail route that covers the 5 peaks of Boulder (South Boulder Peak, Bear Peak, Green Mountain, Flagstaff Mountain, and Mt. Sanitas). You'll gain roughly 5,600 ft of vert! The route is intermediate to advanced! All levels are welcome, but our shuttle service will be cut off at […]

Taking place on the trails between Horsetooth Mountain Park and the Devil’s Backbone Open Space, the Blue Sky courses take you on a north-south tour of the easternmost hogbacks of Northern Colorado’s Front Range mountains. With a moderate amount of elevation gain and loss and a variety of terrain, the route offers a little bit […]

With a new race date for 2021, the Mancos Cowboy Half Marathon and 5k is a beautiful and scenic course with a mix of pavement, dirt road, and trail.  Grab a few friends and spend the weekend in the beautiful Mancos Valley.  Due to COVID, initially this race is limited to only 175 people for […]

The Homecoming Race will take place on the Oval for our traditional course. All ages and abilities are welcome. Proceeds from the Homecoming Race benefit the ongoing research efforts and outreach engagements offered by the Department of Health and Exercise Science. HES is committed to a life-altering education for every one of our 1,400 undergraduate […]

Don't miss the Great Trailhead Foot Race at Bear Creek Lake Park!  Featuring legitimate TRAILS in the shadow of Denver's skyline, you'll love the single-track and dirt as you race 5 miles, or a double lap of TEN miles to the finish line party!  Bring your ID because there's FREE BEER for 21 and up […]

We host one race per month from November to March.  All races are at Chatfield State Park and start at 9:00 am on Saturday mornings.  Check-in starts at 8:15 am.

Our Run Fur Fun 5k starts and ends at Odell Brewing Company in Fort Collins. Don't forget to wear a costume for the costume contest, enjoy the eclectic tunes of The Sugar Britches, and have lots of fun with fellow animal-and beer-loving racers. Members of NOCO Clown Club will be there making balloon animals for the youngsters […]

Come join us at 8,410' for a fun and fast 8,410meter road race! This is a fun and welcoming local race benefiting the Nederland Middle/Senior High School PTA. This is an out and back course from the high school to the historic townsite of Eldora and back, all along the Middle Boulder Creek. Watch out […]

Runners of all ages and abilities, families, and dogs are all welcome to join us for this Halloween celebration!  Dress in your Halloween best for a chance to win prizes at the pre-race the costume contest before the race at 5 pm.