Running, cycling, triathlon, and swimming events across Colorado

Colorado Springs95 Denver53 Centennial42 Fort Collins24 Boulder19 Larimer County18 Steamboat Springs18 Arvada17 Aurora17 Breckenridge17 Durango15 El Paso County15 Littleton15 Douglas County13 Loveland13 Westminster13 Aspen12 Buena Vista11 Estes Park10 Leadville9 Thornton9 Golden8 Highlands Ranch8 Longmont8 Louisville8 Telluride8 Boulder County7 Fruita7 Grand Junction7 Park County7 Pueblo7 Cañon City6 Frisco6 Idaho Springs6 Parker6 Windsor6 Craig5 Crested Butte5 Jefferson County5 Lakewood5 Pitkin County5 Salida5 Vail5 Woodland Park5 Alamosa4 Brighton4 Castle Rock4 Glenwood Springs4 Grand County4 Ouray4 Ouray County4 Palisade4 San Juan County4 Carbondale3 Erie3 Evergreen3 Fairplay3 Frederick3 Granby3 Greeley3 Greenwood Village3 Gunnison3 Gunnison County3 Loma3 Mesa County3 Nederland3 Routt County3 Severance3 Silverton3 Teller County3 Adams County2 Archuleta County2 Berthoud2 Broomfield2 Castle Pines2 Clear Creek County2 Cortez2 Creede2 Dillon2 Englewood2 Fremont County2 Gilpin County2 La Plata County2 La Veta2 Lake City2 Lake County2 Pueblo County2 Tabernash2 Wheat Ridge2 Winter Park2 Bailey1 Basalt1 Bethoud1 Center1 Chaffee County1 Commerce City1 Conejos County1 Custer County1 Dacono1 Delta County1 Dolores1 Eagle County1 Empire1 Fort Carson1 Fort Morgan1 Fountain1 Gleneagle1 Grand Mesa1 Gypsum1 Hayden1 Jackson County1 Johnstown1 Kremmling1 Mack1 Meeker1 Mineral County1 Montezuma County1 Montrose1 Montrose County1 Monument1 Morrison1 Niwot1 Olathe1 Pagosa Springs1 Palmer Lake1 Parachute1 Pikes Peak -- America's Mountain1 Rifle1 Rio Grande County1 Saguache1 Silt1 Silverthorne1 South Fork1 Sterling1 Summit County1 Superior1