Eerie Erie 5K/10K
Erie United Methodist Church 604 Holbrook St, Erie, CO, United StatesThe 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 […]
Halloween Fun Run
Clear Creek Middle School 320 Chicago Creek Rd, Idaho Springs, CO, United StatesThis 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 […]
Hallowiener 5K
South Main Square 926 S Main St, Buena Vista, CO, United States5K: Join us for a Halloween-themed 5K! Yes, that means we want you to run in your best costume! Runners will start at South Main in Buena Vista. You should be on the lookout for some spooky scenes along the river. This run is stroller friendly! After enjoying a little jaunt around the town trails, […]
The Stride 5K/10K
Littleton Museum 6028 S. Gallup St., Littleton, CO, United StatesYou’re invited to The Stride, a family-friendly 5K, 10K, Kids Fun Run, and Wellness Expo in Littleton on October 24th. Benefitting the Littleton Public Schools Foundation, this event brings together the community for a great cause.
All-Out Kooky-Spooky
Jefferson County's NAAC Stadium 19500 W 64th Pkwy, Golden, CO, United StatesFrom 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 […]
Odyssey Odyssey 5K
Great Lawn Park 101 Yosemite St, Denver, CO, United StatesThe Odyssey Odyssey Fun Run is entering its 9th year. It has always been centered around having fun and exercising our bodies. It is an all-inclusive event, which is why all the races are FREE to participate in. We will be accepting donations for entrance fees but that is not a requirement for participation. The […]
EAPL Zombie Run 5K
Buchanan Park Recreation Center 32003 Ellingwood Trail, Evergreen, CO, United StatesGet your spook on…run, walk, creep or crawl for a ghoulish good time. Benefiting the Evergreen Animal Protective League. Scary Good Bake Sale * Spirited Music * Costume Contest for 2 & 4 legged participants
Bridge Runner Ultra
Centennial Park - Cañon City Cañon City, CO, United StatesThis single loop 50k starts in the historic mining town of Canon City, Colorado. Runners' journeys will begin along the beautiful Arkansas River and travel through the historic granite blasted tunnels along Tunnel Drive. From here, runners will begin their steep climb to the highest point of the course at 7,109’ feet. At the top […]
Moab Trail Marathon
Kane Creek Trailhead Moab, UT, United StatesWe 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 […]
Miracle Run 5K
CSU Oval Fort Collins, CO, United StatesJoin us to run or walk a 5k to raise money for Dance Marathon at CSU! Dance Marathon is a student-led organization that works with Children's Hospital Colorado to fund research, pay medical bills, and buy equipment to help further Children's Health.
Please click here to submit your event for FREE to our online calendar.
We do not allow events without physical locations (IE – virtual runs, runs with locations TBD, etc…).
Please allow 48 hours after submission for an event to appear on the calendar. If you have already listed your event and would like us to update it, please contact us.