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 […]
Walk Like MADD
Sloan's Lake Park 1700 Utica Street, Denver, CO, United StatesWalk Like MADD is MADD's signature fundraising event to help us raise both awareness and funds to end drunk driving and fight drugged driving. With every step taken and each dollar raised, walkers are supporting MADD’s lifesaving mission to keep our families and communities safe.
Splash Mash Dash Kid’s Triathlon
Recreation Center at Northridge 8801 Broadway, Highlands Ranch, CO, United StatesThe Splash Mash Dash Kids Triathlon is the perfect for kiddos looking for a way to "TRI" the sport of triathlon or tune up their skills for a larger race. The race will offer kids a safe and fun environment for racing. To encourage participation and enjoyment for all, The Splash Mash Dash Kids Triathlon […]
Pearl Street Mile
Mountain Sun Pub and Brewery 1535 Pearl St, Boulder, CO, United StatesJoin Troop Events on Saturday August 6th for the 25th annual Pearl Street Mile, a criterium multi-lapped course that starts on Spruce St, and completes 3.75 laps around the Boulder Court House and up the Pearl Street Mall. This year, the race is the USATF Colorado One Mile Championships! There will be a Kids 800m, Family and Friends 1-Mile, time based 1-Mile waves, Masters 1-Mile races, and Elite Open 1-Mile races.
I’m Bound for Boston Marathon/Half
Northfield High School 5500 Central Park Blvd, Denver, CO, United StatesHave you been dreaming of running Boston? Need to shave a few minutes off your time to qualify? Looking for the perfect course to set a PR? Regardless, if you want to run Boston or not, THIS is the event for you! We're racing around Northfield High School, and the course is a 1-mile super […]
Stagecoach Gravel Triathlon
Stagecoach Reservoir 25500 Co Rd 14, Oak Creek, CO, United StatesTo say this race is “unique” would be an understatement! Limited to just 250 athletes, Without Limits is excited to announce the first ever gravel triathlon to the Colorado triathlon landscape! This event is set for July 31st at Stagecoach Reservoir, a quiet and picturesque lake just 15 minutes south of Steamboat Springs.
Canceled Evergreen Town Race
Evergreen Lake House 29612 Upper Bear Creek Rd,, Evergreen, CO, United StatesThe Evergreen Town Race is a fundraiser for the Alpine Rescue Team. Both the 5K and 10K courses wind gradually down Upper Bear Creek, with a finish near Evergreen Lake. This course treats participants to one of the most scenic and fastest races in Colorado. In fact, this may be one of the best races […]
Flat and Fast Eltuck Valley 5K
Lory State Park 708 Lodgepole Dr, Bellvue, CO, United StatesJoin us each Tuesday evening in August for a fun series of shorter midweek trail races. Our goal is to offer a fun, low-key series of races designed to give newer trail runners an opportunity to dip their toes into the trail racing waters, and to offer more experienced trail racers a chance to sharpen […]
NoCo All-Comers Track Meet #4
Loveland High School 920 West 29th St., Loveland, CO, United StatesThis summer, FCRC is bringing back the NoCo All Comers Track Meet Series. This series takes place over the course of June and July at Loveland High School. Each meet will have seven events.
Boulder Stroke & Stride X
Boulder Reservoir 5565 N 51st St, Boulder, CO, United StatesThe Boulder Stroke & Stride enters its 23rd season in 2024, and offers Boulder area athletes a fun 1-lap 750 Meter Swim, or 2-Lap 1500 Meter swim in Boulder Reservoir, followed by a 5k run on the reservoir dam on 8 Thursday evenings (plus one Wednesday evening) throughout the summer. Many participants make their open-water […]
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.