Event details subject to change. Please confirm all information via event website.
I Ain’t Scared (of 5K)
Dress up and run spooky and silly at the I Ain't Scared (of 5k) in Thornton! Fun music, Halloween snacks and costumes galore!! This event only comes around once every few years when Halloween lands on a weekend. You don't want to miss it! Every racer gets a T-shirt with GLOW IN THE DARK printing […]
EAPL Zombie Run 5K
Run, walk, crawl family event supporting the Evergreen Animal Protective League (EAPL). Bring your family (doggies are welcome)! We strongly encourage your spookiest, ghoulish, Halloween gear! Come out and HOWL with EAPL. The race is set in the mountains West of Denver, the course begins and ends at Buchanan Rec Center Ball Fields. The course […]
Rim Rock Marathon
Join the Grand Junction Sports Commission for a monumental run on Sunday, November 5th, 2023! Rim Rock is the only marathon and half marathon that runs through the Colorado National Monument in beautiful Fruita, Colorado. The race course gives runners amazing views of the Grand Valley and finishes at the Fruita Community Center.
All-Out Kooky-Spooky
From the base of Table Mountain and Colorado's spectacular foothills, All-Out Multicourse presents Kooky-Spooky from Jefferson County's NAAC Stadium… easily accessible from several nearby highways. Along with its Endless Series sidekick in March, Spring Fever, these 5K, 10K & Half Marathon courses will hug the shores of Arvada's Blunn Reservoir via the Ralston Creek Trail and will […]
Kessel Run Ultra
Located in Fruita, Colorado, just a quick drive from the Front Range, this is the ultimate Racecation Adventure!! Enjoy sweeping views of the San Juan Mountains and the Colorado National Monument as you run through the high desert. All distances begin on fast, flowing singletrack and work their way back to the steep ups and downs […]
Canceled Marathon At The MAC
This scenic race will feature three distances: a Marathon, Half Marathon, and 5K, offering something for runners of all abilities. Participants will experience beautiful single-track trails, rolling terrain, and sweeping views of the surrounding Castle Rock landscape. The park’s extensive trail network winds through valleys, hills, and natural open space, creating a fun and challenging […]
Moab Trail Marathon
We are happy to announce that we will again be running Sundays 1/2 Marathon in addition to the traditional Saturday Races. So, you may run the 1/2 marathon on either Saturday or Sunday (same course, same support, but two separate awards.) If you want to run the Marathon, 10K or Kids K- they will be […]
HRCA Backcountry Wilderness Half
Rocky Heights Middle School 11033 Monarch Blvd, Highlands Ranch, CO, United States2023 marks the 15th Annual Backcountry Wilderness Half Marathon in Highlands Ranch! This 13.1-mile scenic trail run utilizes the Douglas County East/West trail and the beautiful Highlands Ranch Community Association's Backcountry Wilderness Area trails. Prize Money will be awarded to the top 3 male and female overall winners in the following amounts! 1st= $400 2nd= […]
Bell Ringer 2 Miler
Our community is one of the few remaining cities in the nation to follow the old tradition of ringing bells throughout town in the early morning hours of Veteran’s Day. This race will mimic some of those old traditions to honor our nations veteran community. We are honored to be part of this event and […]
City Park 5K
Get ready for the winter season while enjoying a race with your friends at the City Park 5k! 5k finishers earn a MEDAL! November is Worldwide Pancreatic Cancer Awareness month - let's kick off the month by running for a cause! Consider adding a donation of which 100% goes directly to Pancreatic Cancer Research RIGHT […]
Turkey Trails 5K/10K
Join us for the annual Turkey Trails 5k/10k! A fun, Thanksgiving-themed event that is perfect for the whole family. The fun includes - Great Swag - designer shirt & custom medal Chip-timing with live results and awards Free photos Delicious Treats waiting at the finish line Plenty of fun! Grab your friends and family, you […]
Bear Creek Bear Run
Join Bear Creek Nature Center for our 12th Annual Bear Run–a family-friendly 5k and 3k fun run & walk! All new runners get a bear suit to keep and wear during the run. Returning runners can dust off their bear suit from previous Bear Runs and register at a discounted rate. Register your dog to […]
The Great Candy Run 5K
CANDY! Choosing candy at a candy store delights everyone! We bring that sweet treat excitement to an unbeatable family event. The race, originally known as the Race for Hope, celebrates its 23rd anniversary in Denver in 2026. We look forward to a sweet family event! Can an event called The Great Candy Run promote a […]
Turkey Trails 5K/10K
Join us for the annual Turkey Trails 5k/10k! A fun, Thanksgiving-themed event that is perfect for the whole family. The fun includes - Great Swag - designer shirt & custom medal Chip-timing with live results and awards Free photos Delicious Treats waiting at the finish line Plenty of fun! Grab your friends and family, you […]
Veterans Day 5K
The Colorado Springs Veterans Day 5K is more than a run—it’s a moving tribute to those who’ve served our country with honor. This event provides an opportunity for our community to come together alongside our veterans and celebrate the courage, commitment, and sacrifices of our military veterans, past and present. Why We Run: To honor […]
Dead Horse Ultra
There's a reason this is one of the biggest trail running events in the country! Moab in November is a trail runner's dream. Perfect weather and world class single track make this event one you don't want to miss. Dead Horse features the Magnificent Seven Trails off of Gemini Bridges. The course will challenge you […]
Lone Tree Reckoning Half Marathon
There’s a new challenge waiting on the trail. The Lone Tree Reckoning Trail Half & 5K is your chance to trade pavement for dirt, take in the scenery, and find out what the trail has in store for you. Don’t let the views fool you—this course has some personality. Expect a mix of runnable stretches, […]
Louisville Trail Race
The Annual Louisville Trail Half Marathon, 10K, and 5K returns to the front range, beloved by runners for its scenic trails and welcoming atmosphere. The course is mostly flat with a beautiful, yet challenging hill that creates an epic vista point of the front range mountains as you hit the last mile of the course. […]
Veterans Day Run 5K/10K
The 18th annual Denver Veterans Day Run and 13th annual Denver Veterans Day Parade & Festival, in partnership with the City of Denver, will take place on Saturday, Nov. 14 at City Park in Denver. Recognized as “Denver’s Run for Veterans Day” by Mayor Mike Johnson, the run will welcome runners, joggers and walkers of […]
CMRA Veterans Run 6.6M
This course will be a trail run. The route consists of a large loop including a smaller loop around a lake. Most is on single track with some crushed gravel through the neighborhood. PARKINGJefferson County Open Space has only allowed us a few parking spaces, to leave space for other park users. CMRA parking at […]
Longmont Turkey Trot
Gobble, Gobble, Gobble, GO! Sign up to run one of the most scenic, fastest, 10k or 2 mile courses around! 10K course also has a Wheelchair Division. Don’t just run for the fun of it, all of the Longmont Turkey Trot proceeds benefit the City of Longmont Recreation Services Youth Scholarship Fund!
Colorado State Youth XC Championships
Hosted by the Colorado Coyotes & Elevated Distance Training Open to all athletes ages 6–14 Join us for an exciting day of racing at one of Colorado’s premier youth cross country events! Whether you're racing solo or teaming up with five friends to compete for the team title, this meet is open to everyone — […]
PPRR Fall Series IV
Palmer Park 3343 Paseo Rd, Colorado Springs, CO, United StatesThe Fall Series consists of four trail races in four different city/county parks. The trails range from well-maintained to rocky with tree roots. Each event is a unique challenge at a different distance, getting longer as the series progresses. Fall Series I - 5KFall Series II - 4 MileFall Series III - 5.5 MileFall Series […]
Colorado Cold Rush Trail Race
Colorado Cold Rush Ultra is the "coolest" winter running event! Run along historic High Drive and through the amazing tunnels of the Colorado gold rush. Although there is always a possibility of snow, the course is an exceptional route for winter running.
10K Turkey Trek
This is not your run of the mill 'Turkey Trot.' This is the 10k Turkey TREK! Are you up for the challenge? Run a steady uphill climb to the summit of the course at the 3 mile mark. Poised at the top of the hill is the infamous EGG NOG CHUG Challenge where racers (have […]
Feed Your Soul Turkey Trot
Many children anticipate moments of joy and family connection as the weekend approaches. But for others, it's a time of uncertainty and hunger. Feed Your Soul’s Turkey Trot 5K isn't just a run—it's a beacon of hope for those in need. Your support at the Turkey Trot goes directly to initiatives like the Feed the Future […]
Turkey Day 5K
Parker Recreation Center 17301 E. Lincoln Ave., Parker, CO, United StatesPart of the Parker Parks and Recreation Run Series, this fun community event is not timed, participants must start within 15 minutes of posted start time. Registrants receive commemorative fleece mittens, race bib and hot cocoa, cider or coffee. Strollers are welcome but for safety reasons, please leave dogs, bikes and scooters at home.
Huffin’ for Stuffin’
Come join us on Thanksgiving morning for a fun 2-mile run! This will be a cross country style run. The event will be held at Mehaffey Park. We will have a food truck, music, vendors, and FUN! Come dressed in your best Turkey Day outfit. We will have waves/corrals every 10 min. Every participant will […]
Gobble Wobble
The Gobble Wobble Run is a family friendly 5K that has been going strong since 2010! We welcome all ages and abilities. Our race takes place at beautiful Clement Park in Littleton, Colorado every Thanksgiving morning.
Mile High United Way Turkey Trot
Mile High United Way enjoyed celebrating the 53rd Mile High United Way Turkey Trot in Washington Park with all of you – the runners and volunteers who help make this Denver’s Greatest Thanksgiving Tradition. Together, nearly 11,600 runners raised more than $770,000 to support Metro Denver families and help our community thrive. We are so grateful to […]
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