View some of the best races in Fort Collins, Colorado! RaceMob's race calendar allows you to find races that suits your needs. Use our advanced filters below or calendar on the right, and discover new races. We try to maintain up to date information, and rely heavily on our community of volunteers. If you find a race that we're missing, use the "Suggest Race" button on the right. Find RaceMob discounts that others have added or add deals that you've discovered.
Join us on a journey from Fort Collins to Loveland. The marathon begins at Edora Park in Fort Collins and ends at Fairgrounds Park in Loveland. The half marathon starts at Fossil Creek Park and also ends at Fairgrounds Park in Loveland. Along the ...
We are pleased to offer 2 x Fall XC meets for all runners, regardless of age and ability. There are NO age restrictions or time standards to enter. TIME9:00AM - 10:30AM MEET 1 Foothills Community Park800 Cherry Ave, Boulder, CO 80304 COST - (...
Join us in supporting the human and civil rights of children and adults with intellectual and developmental disabilities! This 5K run/walk is open to people of ANY ability and ANY age! Get your costume ready and participate in the fun!!! Sign up b...
Join us for the Westy Half in October where finishers from every distance earn a MEDAL! In 2024 we will be at the Westminster Promenade for the Westy Half and 5k! Join the Half Marathon or 5k distance! Walkers and Runners of all abilities we...
Cross Country REGISTRATION is on MILESPLIT by INVITATION
7th Annual GUMMBALL 5K - In Honor of Fallen Deputy Heath Gumm The Gummball 5K will be run in honor of our fallen brother, Deputy Heath Gumm. He paid the ultimate sacrifice on January 24, 2018. Within his five years with the Adams County Sher...
Saturday, October 26th at 8:00 am Join fellow Rams and CSU friends for the 44th annual Homecoming 5K! The race is a great way for community, alumni, and students to come together for fun, fitness, and a sense of Ram Pride. All ages and abilities w...
The world-famous Eerie Erie is a Halloween themed 5k and 10k race that runs through historic downtown Erie and takes advantage of our beautiful trail system that weaves along the Coal Creek open space areas. The 10k passes by s...
The Colleen De Reuck Cross Country Classic is a XC meet honoring one of the world's greatest ever distance athletes and Boulder local, Colleen De Reuck. The Colleen De Reuck Cross Country Classic will take place on Saturday November 2nd, and will ...
Each season comes to an end with a celebratory 5K. This closing event gives program participants of all abilities a tangible sense of accomplishment. Crossing the finish line instills confidence through completion and is a joyful moment program pa...
Our community is the only city in the nation to follow the old tradition of ringing bells throughout the town in the early morning hours of Veteran’s Day. This race will mimic some of those old traditions to honor our nation's veteran community. W...
**THIS MONTH'S PROGRAM IS AT BARR LAKE STATE PARK NATURE CENTER** Join Bird Conservancy of the Rockies as we partner with Birdability® for monthly outings in 2024! These are accessible, inclusive bird programs perfect for beginning birders and av...
Join Bird Conservancy of the Rockies for a monthly educational Family & Homeschool program. Each month we’ll focus on a different subject or area of interest to share with your family. Participants should expect each activity to largely take p...
THE PILGRIMAGE - 2 MILE, 4 MILE & KIDS RUN Join us on Thanksgiving Day - It's not about turkey! This event will start and finish by Erie Community Park at the Erie Recreation Center. Start your holiday weekend right; get out and gi...
Come join us on Thanksgiving morning for a 2-mile fun run! The event will be held at Mehaffey Park. We will have a fun course, music, and more! Come dressed in your best Turkey Day outfit. Every participant will receive a memorable campfire mug an...
Join us on Thursday, November 28th for the Alpine Bank Boulder Thanksgiving Day 5K and Kids 1K Fun Run at Flatiron Park - 2209 Central Ave, Boulder, CO 80301. This is an event celebrating family and friends and the many aspects in our community th...
Stroller and dog friendly! McKee Wellness Foundation is so excited to host the 23rd Annual Loveland Turkey Trot! The family-friendly 5K will start at 8:30 a.m. at McKee Medical Center (2000 N Boise Avenue, Loveland, CO 80538) and runs along the sc...
Each race will run through a part of Loveland we haven’t highlighted until this race. You can pick which distance you want to run! Bring a new, unwrapped toy to the start line and be ready for the “drop”. This race benefits Realities for Chil...
Enjoy a scenic little dash in and around Red Feather Lakes, Colorado! Wear your favorite onesie (and layer it underneath if you need extra warmth!). Start at The Tavern at Red Feather Lakes and end back at The Tavern for a hot cocoa and s'mores ba...
Dash through the snow (or not snow) at our 13th annual Fa La La! Along with its Endless Series sidekick in July… Dog Days, the majesty of our breathtaking Flatirons as a backdrop will inspire you every step of these 5K, 10K & Half Ma...
Join Bird Conservancy of the Rockies as we partner with Birdability® for monthly outings in 2024! These are accessible, inclusive bird programs perfect for beginning birders and avian enthusiasts. People of all ages and abilities are welcome to at...
Kick off the holiday season with a spirited run/walk at Thornton's Carpenter Park. Choose from the chip-timed 5k, or experience the festive atmosphere in a shorter distance in our untimed Fun Run/Walk. Stick around after for the festival, includin...
Santa Catch 5K, 10K and 1 Mile Kids Fun RunSaturday December 14, 2024NOCO Sports Center - Windsor, CO Start your holiday season with the joy of running, with courses through the Highland Meadows neighborhood, and enjoy the warmth of the NOCO Sport...
A 5k race, run, walk & stroll through all of Estes Park's holiday lightsSuper cozy custom Fractel beanie (first 300 registered)Wearable Christmas lightsHot chocolate & cookiesHoliday themed aid station Come experience the Estes Park...
Join us for the annual Candy Cane Course 5k/12k! A fun, Christmas-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 De...
Join us for a fun progressive series in Westminster! Series participants will enter at their own pace - running a 1 mile race in the first event and adding a mile at each event to complete a full 10k (6.2 Mile) race at the end of the series....
Join us for a fun progressive series in Westminster! Series participants will enter at their own pace - running a 1 mile race in the first event and adding a mile at each event to complete a full 10k (6.2 Mile) race at the end of the series....
We would love to have you join us for this fun event that kicks off our Prairie Dog Race Series! Make it your annual Martin Luther King Jr. remembrance weekend event! Yes, we run in January and for many of the years, we've enjoyed WARM race ...
Join us for a fun progressive series in Westminster! Series participants will enter at their own pace - running a 1 mile race in the first event and adding a mile at each event to complete a full 10k (6.2 Mile) race at the end of the series....
Join us for a fun progressive series in Westminster! Series participants will enter at their own pace - running a 1 mile race in the first event and adding a mile at each event to complete a full 10k (6.2 Mile) race at the end of the series....
Join us for a fun progressive series in Westminster! Series participants will enter at their own pace - running a 1 mile race in the first event and adding a mile at each event to complete a full 10k (6.2 Mile) race at the end of the series....
Join us for a fun progressive series in Westminster! Series participants will enter at their own pace - running a 1 mile race in the first event and adding a mile at each event to complete a full 10k (6.2 Mile) race at the end of the series....
All participants will receive chip timing, photos, Lucky Brew Socks and a great after party, complete with beverages, food trucks and awards ceremony for top finishers. Starting and ending at Eastman Park, you'll love views of Longs Peak as you ru...
Join us for the annual Erin Go Bragh 7.77k! This is THE LUCKIEST race on earth! There may not be a real pot of gold at the finish line of this happy-go-lucky fun run, but there WILL be UNLIMITED Lucky Charms, some lucky Contests, a Dance Party, an...
Welcome to the 52nd running of the Horsetooth Half Marathon. Your race will take you on a scenic point-to-point journey from the location of Hughes Stadium, the former home of the CSU Rams, to the finish line party at New Belgium Brewery. On the w...
Join us for the 13th annual Beat the Heat event, where one of Colorado's favorite trails meets one of its most glorious parks, all in support of Adaptive Adventures! Follow the winding courses southwest along Big Dry Creek Trail, and enjoy the bre...
Saturday, April 26, 2025Half Marathon, Marathon and 50K all Start at 7:00 a.m. If you want your name included on the finisher's medal ribbon, and to be guaranteed a finisher medal, you must register before March 21, 2024. If registration for a dis...
A road half marathon & 5k in beautiful Estes Park, finishing downtown amidst the infamous Bigfoot Days Festival.Finish in Bond Park surrounded by live music, Bigfoot celebrities, and a FREE festival featuring 50+ vendors and booths.Once you'r...
Longmont's only Half Marathon - now offered in the cooler month of MAY! Join the Half Marathon or 5k distance! Walkers and Runners of all abilities welcome!
DescriptionWe are excited to return to Westminster for the 2025 Colorado Women's Classic! While focused on women, all genders are WELCOME at this event! We will run this event rain or shine! :) This is THE race for ALL. THE. GOODIES.Th...
We're bringing a new experience to Weld Your Mettle! Situated just east of Windsor, CO, in Eaton, we're spending the whole weekend running a 4 mile dirt loop in a private 146 acre field, with views of Longs Peak, and the serenity of Northern Color...
Get ready to rumble at the J-Town Jog 5K and Mile on Saturday, June 7, 2025, an annual family-friendly event to kick-off the Johnstown Barbeque Day! Runners and walkers of all ages and abilities will enjoy the scenic 5K route and 1 Mile...
Ready to get off the sofa and gallop around Thornton with some friends? Yeah, you are! Come frolic with us at the Unicorn Runner 5k in Thornton to kick off your summer! You'll earn a sweet tee shirt and a flashy unicorn finisher ...
Get ready for a sun-soaked adventure and a fantastic mid-season challenge with our 13th Annual Dog Days 5K, 10K & Half Marathon, benefiting Do Over Dogs! Held in a central location between Denver and Boulder, our courses wind northeast along t...
Join us for the annual All American 4 & 8 mile! A patriotic-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 FREE Ice C...
One of Colorado's favorite trails meets one of its most glorious parks at our 9th annual Fallfest! As courses wind southwest along Big Dry Creek Trail, the remarkable sight of Standley Lake with the Flatirons on the horizon will come into view. It...
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