Estes Park is a statutory town in Larimer County, Colorado, United States. The town population was 5,904 at the 2020 United States Census. Estes Park is a part of the Fort Collins, CO Metropolitan Statistical Area and the Front Range Urban Corridor. A popular summer resort and the location of the headquarters for Rocky Mountain National Park, Estes Park lies along the Big Thompson River. Landmarks include The Stanley Hotel and The Baldpate Inn. The town overlooks Lake Estes and Olympus Dam.