Colorado State Highway 1 is a 10.053-mile state highway in Larimer County, Colorado, United States, that runs from U.S. Route 287 / Colorado State Highway 14, just north of the city line of Fort Colli

Larimer County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 359,066. The county seat and most populous city is Fort Collins. The county was named for Wi