Event details subject to change. Please confirm all information via event website.
Colfax 5K
Come run City Park in the Colfax 5K! Go for a PR in this chip-timed race – separate stroller-friendly start wave for families and walkers. And, you can run with […]
Colfax Marathon
New for our 20th Year! “WOW” at Every Mile To celebrate our 20th, every mile will have a WOW for runners. That moment every mile that gives you that WOW […]
Wild Horse Half Marathon
Set against the breathtaking backdrop of the luxurious High Lonesome Ranch, this isn’t just a race—it’s a full weekend of adventure and celebration! Runners will enjoy a country cookout, campfires, live […]
Mt Sopris Run-Off
The Mt Sopris Run-Off takes place in Carbondale, CO and offers two distances – 10-Miles and 28k. Historically this race has been a part of the Town of Carbondale’s Mountain […]
Miles for Smiles 5K
The Miles for Smiles 5K is a friendly event that begins and ends on the track at the North Area Athletic Complex (NAAC) in Arvada with a scenic trek along the Fairmount Trail in the middle. Join Right Start Events on May 15th, 2022 for this 5K and Adaptive Dash.
Canine On the Creek 5K
Gather your family and friends, including your furry friends—don't forget Fido! Grab your running (or walking) shoes and join us in supporting FOCP (Friends of Charlie's Place), the Clear Creek […]
Turquoise Lake 20K
The Turquoise Lake 20K offers unparalleled mountain views as you run clockwise around scenic Turquoise Lake. The first 7.5 miles of the course consists of hilly paved road. The final […]
Farish Trail Race
Date: May 23, 2026 Location: Farish Recreation Area at 12005 Rampart Range Rd Woodland Park, CO 80863 Start times: 7:00 am – 8:00 am Distance: Half Marathon, 10K, 5K 1 […]
Samson’s Revenge Trail Race
Samson was the celebrity elk of the Rockies until he was illegally poached in 1995 on YMCA grounds. Our race runs on Samson's home turf, The YMCA of the Rockies, […]
Mile High Mile
The Mile High Mile Saturday, May 23 | Boulder High School The Mile High Mile is back for its 8th season—bringing a high-energy night of racing to Boulder for runners […]
Narrow Gauge 10 Mile
Since 1978 the Narrow Gauge 10 Mile Run has been one of Durango’s oldest Memorial Day traditions. The 10-mile course showcases the Fort Lewis College rim, the Animas River Trail […]
BolderBoulder 10K
We’re not sure when or how it happened, but somewhere along the way our little run in Boulder, CO turned into an event of epic proportions. We like to think […]
Angel Run
Please join us on Memorial Day for the 5th Annual Angel Run in support of the local, veteran-owned 501c3 non-profit organization, Angels of America's Fallen! Gather at Red Leg Brewing […]
Memorial Day 5K
Join us for our Memorial Day 5K Fun Run & Walk at Imperial Memorial Gardens Cemetery and Funeral Home, honoring our fallen heroes while supporting victims of domestic violence. Registration […]
Pyro’s River Trail Run
Honor our fallen hero and all those who have paid the ultimate sacrifice for our freedoms on Memorial Day. Choose to run the family friendly 3.5K along the beautiful Colorado […]
Weld Your Mettle
Join us for three days of running excitement! Whether you're tackling the events individually or teaming up for relays: 14 mile, full marathon, 50k, 5 miles 100k,100 miles, or taking […]
North Fork Trail Race
The North Fork 50 Mile/50K is 100% trails, mainly single track and some double track, starting and finishing along lovely Buffalo Creek, in the mountains about 50 miles southwest of […]
Elk Meadow Trail Race
Buchanan Park Recreation Center 32003 Ellingwood Trail, Evergreen, CO, United StatesCome run with us in beautiful Evergreen at picturesque Elk Meadow Park! This race day will offer both a 10k and a 5k, running through the rolling hills of Elk […]
Mike the Headless Chicken 5K
Start your festival day with a race that’s anything but ordinary. Whether you're sprinting, jogging, or walking in costume, the Mike the Headless Chicken 5K is the perfect way to […]
Pilot Hill 25K
The Pilot Hill 25K Classic is the oldest continuously run footrace in Wyoming. The race has its roots back in the 1970’s when a group of local runners and university […]
Durango Trails Backyard Ultra
A Backyard Ultra is also known as a Last Person Standing Race, but don’t let this deter you from joining the fun! Complete 4.17 miles of dirt road and single […]
The PASTA Run
We are runners...and grew up running in the 1980's. Back then it was a ritual to CARBO Load the night before any race and we all love pasta...Runners love pasta...so […]
Vitality Walk
Eagle Rim Park 2736 Cheyenne Dr, Grand Junction, CO, United StatesYour participation in Vitality Walk helps Parkinson Association of the Rockies (PAR) push boundaries and invest in programs and services that are a lifeline to those with Parkinson’s, their Care […]
Angelman Strong Superhero 5K
Calling heroes of every age and ability - we need you! We're coming together to support something bigger than ourselves -- the Angelman Strong Superhero 5K & All-Abilities Fun Run. […]
Harvest Moon Triathlon
Est. in 2000 this Colorado classic provides the veterans to beginners a challenging, affordable, and competitive race with a local flavor. Whether this is your first event of the season, […]
Reuter-Hess Trail Run
10k, with 600′ of elevation gain, on the trails at the Reuter-Hess Incline and Reservoir, in Parker. After 1/3mi, you climb an incline/challenge hill. The rest of the course is […]
Fish Hatchery 5K
Located at the historic Leadville National Fish Hatchery, the Fish Hatchery 5K features a scenic cross country style course that winds through subalpine forest near and around the Evergreen Lakes […]
Tails on the Trail 5K
The Tails on the Trail 5K is a family and dog-friendly 5k race with proceeds benefiting the life-saving work of Ark-Valley Humane Society. Race this with or without your dog on May 22nd at Loyal Duke's Dog Park in Salida.
Summit Trail Running Series I
Summit County Allocation Park 639 Landfill Road, Dillon, CO, United StatesExplore the trails of Breckenridge this summer with the 23rd annual Summit Trail Running Series with each race followed by a post-race party! The Series consists of 5 trail races […]
The Big Run 5K
Celebrate what makes running fun — high-fives, endorphins, good friends. Come hang with Fleet Feet on Global Running Day, run a breezy 3.1 miles and make The Big Run an epic […]
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