Join us for The Oktoberfest 5k at Wibby Brewing on September 15, 2024, for a 5k-ish, fun run event that starts and ends at this awesome taproom in Longmont. Run, walk, jog - whatever goes! Complete the course and celebrate with us and a FREE, local craft brew at the finish line. Start windows will […]

The popular trail running series in Bear Creek Lake Park takes place weekly in September. Different routes allow participants to explore all areas of the park. Racers can compete against others in-person on Wednesday evenings, or run the marked course on their own Tuesday-Thursday weekly for a virtual option.

Take a step back in time and run or hike where the settlers of the west once walked! These trail races are hosted by the historic Eaton's Ranch, the country's oldest operating dude ranch located at the base of the Bighorn Mountains outside Sheridan, WY. Test your Wyoming grit on September 17th.

A Colorado end-of-summer outdoor celebration! Come celebrate the beginning of fall in the mountains with a trail running challenge! An exciting day of festival fun and adventure on the trails near Eagle, Colorado. With the start/finish line right in the heart of Eagle Ranch friends and family can enjoy themselves while you push yourself in […]

The Pikes Peak Marathon, founded in 1956, is the oldest continually held marathon in the United States, taking runners from Manitou Springs, Colorado, to the summit of Pikes Peak at 14,115 feet, and back down for a total of 26.2 grueling mountain miles. It and its sister race, the Pikes Peak Ascent, each climb about […]

The Run the Rockies Road 10k and Half Marathon will feature the traditional Run the Rockies Road Race course with runners starting near Copper Mountain; runners will follow the paved recreation path through the Ten Mile Canyon. The 10k course is 100% downhill and the half marathon course is 75% downhill. This course will showcase […]

Looking for a fun way to get your blood pumping and explore one of Denver's most vibrant neighborhoods and support a great charity? Join us for a morning of fun, fitness, and community as we run through the streets of the RiNo Art District, taking in the stunning street art and eclectic vibe of this […]

Brilliant colors will be flying at Pagosa Springs' iconic ColorFest Color Run 5k. As participants venture out on the course, vibrantly hued hot air balloons will be filling the skies along the entire course route from the annual ColorFest Weekend. ColorFest Color Run 5k participants will be transformed into a running rainbow as you run […]

The Beulah Challenge is an annual race (started in 1996) consisting of 5K, 10K, and half-marathon distances located in Beulah, Colorado, which is situated in the beautiful Wet Mountain foothills. The 2024 race will be a live event on September 21st. The Over It Series consists of the Beulah Challenge half-marathon and the Rim to Rim Royal Gorge half-marathon […]

Part of the Parker Parks and Recreation Run Series, this event is professionally timed. Registered participants will receive a race shirt, custom bib and a delicious post-race pancake breakfast. The FREE Kids' Dash follows the race for children 8 and under; no registration necessary. Any proceeds from the event will benefit the Town of Parker […]

The Superhero Run has become one of Greeley's most popular running events. The event will be held at the Greeley Family FunPlex and includes a 10K, 5K, 1 mile and free Kid's Fun Run along with a free family canival. We provide a top notch run for running enthusiasts, we also provide a fun community […]

Lisa Nelson's Annual Mustang Stampede 5K Memorial Scholarship Run/Walk in memory of Lisa Nelson, a beloved faculty member of Ralston Valley High School. Lisa passed away from cervical cancer in March 2013.  The purpose of this 5K Run/Walk is to unify the local community in commeration of her life and raise funds for a college […]

The True Grit Run meanders through the forest at the base of the San Juan Mountain where True Grit was filmed. The courses run on single track trails and fire roads on five private ranches only accessible by participating in this event. The spectacular scenery includes views of the San Juan Mountains, the True Grit […]

OCA Colorado is proud to present the 4th annual 5K Panda Run now in Aurora's Expo Park! The Panda Run is a race to benefit the youth in our Asian Pacific American communities in Colorado. OCA Colorado is part of OCA- Asian Pacific American Advocates, a national non-profit organization dedicated to advancing the social, political […]

Have you ever stood at the bottom of a mountain, staring up at the top, thinking to yourself: “I wonder if I could run all the way up there?” Well, now you’re going to find out! The Mountain Marmot Trail Run is an epic trail race. The course is simple — start at the bottom […]

Hey Runners! Did you know that Douglas County has one of the highest percentages of teen suicide in the United States? Thrive Church is committed to awareness of this crisis and being on the solution side of the problem. We've partnered with the Children's Hospital to take intentional steps to make a difference, and we […]

Join us in Sterling Ranch for the Miles 4 Madison 5k/1k fun run. Miles 4 Madison is a 5K/1K fun run sponsored by Sterling Ranch Cab. Miles 4 Madison’s goal is to provide educational and recreational opportunities for families with children with special needs. The race is for all capabilities, strollers, and pet friendly! The […]

Join us for a family-friendly Butterfly Run, Walk, Roll for all ages and abilities benefiting The KENNA Foundation. We are a Colorado nonprofit serving individuals with developmental disabilities and their families regardless of financial resources; providing wrap-around services to address health disparities and social determinants of health throughout El Paso County.

The 8th Annual Run4Hope 5K for Schools is a competitive and color fun run to celebrate HOPE and HEALING in our community! The event raises money to support the social and emotional wellness of our youth through various programs in local schools focusing on suicide prevention. Along with mental health awareness and suicide prevention training […]

Join us for the Montbello Alive 5K, a vibrant community event that brings together runners, walkers, and families for a day of fun, wellness, and celebration. This race is part of the Montbello Alive! celebration, an annual event for our thriving community's culture, spirit, and togetherness. Whether you're an experienced runner aiming for a personal […]

The Move Forward 5K/10K is an event created by the Doctor of Physical Therapy students at Regis University as a community outreach project. The proceeds from the event will benefit Canine Companions for Independence and the Foundation for Physical Therapy.

The Autumn Run is held each year on the third weekend in September, in and around the historic, friendly, and picturesque town of Buena Vista, Colorado. Nestled in the upper Arkansas River Valley at the base of the Collegiate Peaks, the Autumn Run has one of the most beautiful courses in Colorado.

San Luis Valley Health Foundation invites you to come celebrate the 20th Anniversary Stephanie L. Miner 5k Walk and Run.  This annual event features a 1 mile healthy walk, 2/5 mile and a 5k.  All proceeds raised benefit the MRI Enhancement project at San Luis Valley Health in Alamosa, CO.

The Tavern at Red Feather Lakes is planning this year's Oktoberfest on Saturday, September 21. As a part of the festivities, Caring Hearts of Red Feather Lakes Foundation is putting on a Lederhosen 4 person team Relay! Each leg of the race is 1 mile and has a specific theme. There is the Inflatable leg […]