Event details subject to change. Please confirm all information via event website.
Eerie Erie 5K/10K
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 scenic Pleasant Hill Cemetery with panoramic views and where friendly spirits can’t wait to visit this year’s […]
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 […]
Halloween Peach 5K
The ladies of Cedar Mesa Club are hosting their 2nd annual peach-filled event to raise money for local scholarships. Come join your neighbors for a scenic 5K (3.1 mile) loop round Cedar Mesa. Start line: The course starts and ends at the Colorado Historic Cedar Mesa Clubhouse at 15637 Peach Rd in Cedaredge. Parking is […]
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 […]
Halloween Fun Run
This Halloween, join us for a spooky 5k or 1 mile loop through the Pioneer Cemetery in Idaho Springs!! Try for a PR or take a leisurely stroll as you trick or treat with the ghouls in the graveyard. DON'T FORGET TO DRESS UP! Our Halloween costume contest gives you even more reason to rock […]
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.
Feet for Justice 5K/10K
Join us for the Feet for Justice Run IN-PERSON this November! The Feet for Justice Run is a family-friendly event in Denver that brings together the community members, businesses, and non-profits to take a stand against human trafficking. Choose between the 10K or 5K in the beautiful City Park. 100% of your registration fee goes […]
RMRR Prairie Gateway Park 15K/5K
Prairie Gateway Park Prairie Parkway, Commerce City, CO, United StatesEveryone – slow, fast, or in-between – can win at RMRR Trophy Series races. With our handicap scoring system, we predict YOUR finish time based on recent running results, giving you a great goal to shoot for whatever your speed. Just show up an hour before the start and we’ll get you ready for your race. It’s an […]
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 […]
PPRR Fall Series III
Pinon Valley Park 5585 Mule Deer Dr, 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 […]
Girls on the Run 5K
Each season comes to an end with a joyful and fun non-competitive 5K (3.1 miles). This culmination gives girls a tangible sense of accomplishment and the confidence to be the author of her story. So grab your cheer gear, noisemakers and spirit fingers and join us for this celebratory event! Girls on the Run 5K […]
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 […]
PPRR Nielson Challenge
North Monument Valley Park 1794 Culebra Ave., Colorado Springs, CO, United StatesRace Format The first time you run this event, you'll establish a base time for yourself. This base time is used to generate a handicap time. The handicap time is calculated using an algorithm developed by Bob Royse, and it's geared to favor a beginning runner and the slower runners. Click here for an explanation of the […]
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 […]
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 […]
Fleet Foot Relay
Chatfield State Park 11500 N. Roxborough Park Rd, Littleton, CO, United StatesWe 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.
Sole Mates 5K
Shoes & Brews along with our "Sole Mates" Left Hand Brewing and Hoka present the 9th edition of our fall race series. With a focus on community, running, beer and high fives we put this event on as a celebration. A little backstory on our friends and Sole Mates - Left Hand Brewing ..... When Shoes […]
Excel Eagle Trot 5K
Get ready for our first fundraising event of the school year! This year is extra special as we celebrate Excel Academy’s 30th Anniversary - and what better way to mark the milestone than with our first-ever Excel Eagle Trot Family Fun Run! For the very first time, we’re inviting the entire Excel community—students, parents, guardians, […]
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 […]
Alamosa Veterans Memorial Park 5K/10K
A salute to Vets on Veteran's Day Weekend to raise funds for Alamosa's Veterans Memorial Park. Join us for the 1st Annual Veterans Memorial Park Race. 5k and 10k race options are available. 10k race repeats 5k lap twice. The race starts and ends at the Alamosa National Guard Readiness Center. The race course runs […]
Break a Leg 5K
Run or walk in our 5K fundraiser for the Central High Theatre & Choir Booster Club! Wear your favorite costume and join the fun while supporting the arts.
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 […]
Dragon Dash 5K
This fun community oriented walk for all levels of fitness and all ages in support of the Isabella Bird Community School, a ECE-5th Grade School in Denver, CO.
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 […]
Veterans Day 5K
Goat Patch Brewing Company 2727 North Cascade Avenue, ##123, Colorado Springs, CO, United StatesJoin us for the Veterans Day 5k on November 8, 2026 at the Lincoln Center location of Goat Patch Brewing. Run, walk, jog - whatever goes! Complete the course and celebrate with us and a FREE, local Goat Patch brew at the finish line. Start waves available at 10:00 AM & 10:30 AM. All participants […]
Canya Cañon Trail Race
We are returning to the original 4-mile course that runs the length of the Columbine Trail. This course was last run in 2014. Participants will start at Starsmore and run up Columbine Trail to the Powell parking lot. Adventures Out West will shuttle participants back to Starsmore. Well behaved and leashed pets are allowed! However, […]
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