Bundle up and get ready to run and/or ride Colorado's best mixed terrain at the Old Man Winter Rally in Lyons on February 6th. Runners can crush the 10K course of single track trails, red rock canyon and gravel paths while riders can choose a 50K or 100K of dirt, snow, climbs and thrills! With a ragin' after party with hot food and cold beer, what more could you want?

Everyone – 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 […]

Where Champions Are Made. You spent months preparing for this day with sweat, blood, and tears (and maybe a few beers), now it is time to hit the line and test your running back speed at Denver's largest Super Bowl Run. Come out for the Super Bowl 5K Run & Walk and Kids Fun Run. […]

From the award winning Apex Center, these 5K, 10K & Half Marathon courses will run west along the 2020 Best of the Best Ralston Creek Trail through Arvada's open spaces and stunning golf course communities, shady, creekside beauty and a NEW relatively gentle half marathon course around Long Lake Regional Park. With its Endless Series counterpart Runapalooza, […]

Thaw out with a winter event you won't forget! Run Love features two distances, 5k & 10k. After crossing the finish line, tuck into SweetWater Brewing for an after party featuring breakfast burritos, overall and age group awards, craft beer, and more!

This is a flat out-and-back 5 mile course on Westminster's trail system (nearly all concrete path). Start and finish will be at Sensory Park. The route starts outbound on Walnut Creek Trail heading East. Shortly before mile 1 the course makes a left onto the Big Dry Creek Trail. The Big Dry Creek trail travels under […]

Are you a Heart Throb?  Grab your best running buddy and come on out to Johnny Roberts Memorial Park on the Saturday before Valentines Day.  Celebrate the ability to get your heart pumping by cruising through this flat and fast 5k run (or walk!)  Many participants choose this event to 'earn' the rich foods they […]

Will you embrace the holiday full of heart or run from Cupid? Either way, you're going to LOVE this fun and festive workout with family and friends...oh, and those pancakes! Part of the Parker Parks and Recreation Run Series, this event is professionally timed. Registered participants will receive a race shirt, race bib and a […]

5K run/walk begin promptly at 10:15am & 10K run begin promptly at 10:00am

Sweetheart City Racing is excited to once again hold this year’s event. With a race start and awards in Downtown Loveland it will be right in the center of the action of the inaugural Loveland Sweetheart Festival – Love, Locks and Lights. You will love our newly designed 4 mile race course along River’s Edge […]