So Long to Summer 5K/10K
Salisbury Park 11920 N Motsenbocker Rd, Parker, CO, United StatesPart of the Parker Parks and Recreation Run Series, this event is professionally timed. Registered participants will receive a race shirt, custom bib and a delicious post-race pancake breakfast. The FREE Kids' Dash follows the race for children 8 and under; no registration necessary. Any proceeds from the event will benefit the Town of Parker […]
Desert’s Edge Triathlon
Highline Lake State Park 1800 11 8/10 Rd, Fruita, CO, United StatesJoin the Grand Junction Sports Commission for the 2025 Desert's Edge Triathlon Series. After a modified event in 2024, we are back with all of the usual race distances, at Highline Lake State Park.
Meadowgold Trail Run
Minturn Ranger Station 24747 US Highway 24, Minturn, CO, United StatesThe seventh and final race in the Vail Recreation District's (VRD) Vail Trail Running Series, the Dynafit Meadowgold 10K and 5K is presented by Town of Minturn. This exciting route will take place on Meadow Mountain in Minturn, Colorado. 10K runners will ascend technical singletrack on the beautiful West Grouse Trail with multiple stream crossings and fields […]
The Denver 5K
Sloan's Lake Park 1700 Utica Street, Denver, CO, United StatesTHE Denver 5k! Denver's Iconic Sloan Lake is the setting for the return of 'THE Denver 5k'. Celebrate with friends and family as you race around the lake in the shadow of Denver's skyline. Group pricing applies; youth and senior pricing are offered as well! Held at the start of September, THE Denver 5k is […]
Tri the Rock Kids Tri
Butterfield Park 3952 Butterfield Crossing Drive, Castle Rock, CO, United StatesWe welcome you to our 17th annual youth triathlon! Tri the Rock is designed for, and open to youth ages 5 to 18. Come for a great day of fun, food, prizes and sport! Age division participants for Tri the Rock compete based on age on RACE DAY. Be sure to register and prepare accordingly. Race […]
Pikes Peak Ascent
Memorial Park - Manitou Springs 502 Manitou Ave, Manitou Springs, CO, United StatesThe Pikes Peak Marathon, founded in 1956, is the oldest continually held marathon in the United States, taking runners from Manitou Springs, Colorado, to the summit of Pikes Peak at 14,115 feet, and back down for a total of 26.2 grueling mountain miles. It and its sister race, the Pikes Peak Ascent, each climb about […]
Rattlesnake Rumble Trail Race
Eldorado Canyon State Park 294 Artesian Drive, Eldorado Springs, CO, United StatesAutumn Run Half Marathon
McPhelemy Park 112 W Lake St, Buena Vista, CO, United StatesThe Autumn Run is held each year on the third weekend in September, in and around the historic, friendly, and picturesque town of Buena Vista, Colorado. Nestled in the upper Arkansas River Valley at the base of the Collegiate Peaks, the Autumn Run has one of the most beautiful courses in Colorado.
Fall Equinox Marathon
Mishawaka Amphitheater 13714 Poudre Canyon Rd, Bellvue, CO 80512, Bellvue, CO, United StatesHeld on the Autumnal Equinox during the height of fall color, the Equinox Marathon, Half Marathon and 5-miles races are all point-to-point, net downhill, scenic courses along the Cache La Poudre River in Fort Collins. This year, the event will take place on September 18th.
Pikes Peak Marathon
Memorial Park - Manitou Springs 502 Manitou Ave, Manitou Springs, CO, United StatesThe Pikes Peak Marathon, founded in 1956, is the oldest continually held marathon in the United States, taking runners from Manitou Springs, Colorado, to the summit of Pikes Peak at 14,115 feet, and back down for a total of 26.2 grueling mountain miles. It and its sister race, the Pikes Peak Ascent, each climb about […]
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