Event details subject to change. Please confirm all information via event website.
Week of Events
Estes Epic
Estes Epic
Join us for the Estes Epic — a premier event featuring a 50k Bike Race, 50k Run, and Heavy Half Marathon. After a six-year hiatus, this challenging race returns, offering participants rugged trails, significant climbs, and breathtaking views of Rocky Mountain National Park. Event Details: 50k Bike Race (Saturday) Tackle 50 kilometers of demanding terrain, […]
Sunday, September 21, 2025
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September 21, 2025 -RMRR Fall Marathon Training Series
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September 21, 2025 -Be Ovary Aware 5K
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September 21, 2025 -Tiger Prowl 5K
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September 21, 2025 -Race Against Suicide
RMRR Fall Marathon Training Series
RMRR’s Marathon Training Series provides 10M and 20M races that are low cost, friendly, fully supported, and officially timed. All you need to do is focus on your running! Our races fit perfectly in training schedules for Colfax, Boston, New York, Chicago, and other full and half marathons. Everyone is welcome at our MTS races: RMRR members, […]
Be Ovary Aware 5K
Raise awareness for ovarian cancer and raise funds to support Coloradans with 7 different types of gynecologic cancers: Ovarian, fallopian tube, uterine/endometrial, cervical, vaginal, vulvar and peritoneal cancers. This event benefits Sue Gift - Gynecologic Cancer Support.
Tiger Prowl 5K
The Tiger Prowl 5K is a fabulous annual community event and tradition run by the Lakewood High School Foundation to support all the talented and ambitious student programs offered. All proceeds go back into Lakewood High School programs for the students including theater, musical performance groups, athletics and the many other LHS clubs. Donations to […]
Race Against Suicide
The Race Against Suicide is an annual memorial and fundraising event for Pikes Peak Suicide Prevention. Participate in our 3k walk or 5k run individually or with a team in order to raise funds to continue to support our community outreach programs and education. This event will be available both in-person and virtually. Suicide is […]
Monday, September 22, 2025
No events on this day.
Tuesday, September 23, 2025
No events on this day.
Wednesday, September 24, 2025
No events on this day.
Thursday, September 25, 2025
No events on this day.
Friday, September 26, 2025
No events on this day.
Saturday, September 27, 2025
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September 27, 2025 -Golden Leaf Half Marathon
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September 27, 2025 -Lisa Nelson’s Mustang Stampede 5K
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September 27, 2025 -Mountain Chile Cha Cha Trail Races
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September 27, 202524 Hours of Palmer Lake
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September 27, 2025 -Heritage Days 5K
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September 27, 2025 -Mesa County Search & Rescue 5K
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September 27, 2025 -Run for the Angels 5K
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September 27, 2025 -Colorado Brain Tumor 5K
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September 27, 2025 -Oktoberfest 5K
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September 27, 2025 -Canceled Rising Phoenix 5K
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September 27, 2025 -Lederhosen Run
Golden Leaf Half Marathon
13.1 mile trail race with nearly 1000 ft of elevation gain from Snowmass to Aspen
Lisa Nelson’s Mustang Stampede 5K
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 […]
Mountain Chile Cha Cha Trail Races
The Mountain Chile Cha Cha Trail Race offers a 5K and 10k race. The races begin just outside downtown Pagosa Springs, CO, on Reservoir River Ranch, where you'll run on jeep and ATV trails and enjoy breathtaking views of the San Juan Mountains. The course offers varied terrains - fast flats, moderate slow hill climbs, […]
24 Hours of Palmer Lake
24 Hours of Palmer Lake is back! This race features 24 hours of a gorgeous 0.82 mile loop course surrounded by mountains on top of the Palmer Divide at an Elevation of 7,240 Feet. This is a low fanfare community-driven event, simply geared towards those who love to push their mental and physical limits while […]
Heritage Days 5K
Enjoy a beautiful, fun 5k after watching the sheep come through town, and the parade. We will start at the end of the parade on Mill Street and end at Eagle Park! Timing is variable since the sheep march to the beat of their own drum, but the tentative start time is 10:30am. Come experience […]
Mesa County Search & Rescue 5K
Fruita Fall Festival - Mesa County Search & Rescue 5K Race HOSTED BY MESA COUNTY SEARCH AND RESCUE SUPPORT OUR MISSION TO RESCUE AND SAVE LIVES EARLY REGISTATION $35 / REGISTRATION AFTER SEP 1 st $50 WHAT: Annual 5k race. Prizes for first and second place winners in each category. Enjoyment for ALL! Racers can […]
Run for the Angels 5K
If you've ever wanted to run on an airport, this is your chance! Angel Flight West is proud to present the Run for the Angels 5k! Angel Flight West is a nonprofit, volunteer-driven organization that arranges free, non-emergency air travel for children and adults with serious medical conditions and other compelling needs. Our network of […]
Colorado Brain Tumor 5K
The Colorado brain tumor community will come together for a 5K Walk/Run to raise awareness and funds to support the needs of patients with brain tumors and their families.
Oktoberfest 5K
Join us for The Oktoberfest 5k at Prost Brewing on September 27, 2025, for a 5k-ish, fun run event that starts and ends at this awesome taproom in Northglenn. 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 […]
Canceled Rising Phoenix 5K
The Rising Phoenix Festival & 5K Run/Walk for Suicide Prevention is Combat Recovery Foundation's first community awareness event. Runners, walkers, dogs and participants of all ages, volunteers, and spectators will gather together in celebration of life. The 5K provides an important sense of community for suicide loss and trauma survivors and creates a space for […]
Lederhosen Run
The Tavern at Red Feather Lakes is planning this year's Oktoberfest on Saturday, September 27th. As a part of the festivities, Caring Hearts of Red Feather Lakes Foundation is putting on our annual Lederhosen Race! The race begins at 1pm. The race starts and ends at The Tavern at Red Feather Lakes. The Oktoberfest expo […]
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