Horsetooth Reservoir is a popular recreational area located in Larimer County, Colorado, just west of Fort Collins. The reservoir covers approximately 1,500 acres and is surrounded by scenic foothills, making it a favorite spot for outdoor activities such as fishing, boating, and hiking. The reservoir was created in the 1950s by damming Horsetooth Creek. It serves as a water supply for the region and is also a key habitat for various wildlife species. Visitors can enjoy picnic areas, trails, and stunning views of the surrounding landscape, making it a great destination for families and nature enthusiasts.