Fairplay is a town in Park County, Colorado, United States. At an altitude of 9,953 ft. (3,034 m), it is the fifth-highest incorporated place in the state of Colorado. The population was 610 at the 2000 census. It is the county seat of Park County^GR6. A historic gold mining settlement, the town was founded in 1859 during the early days of the Colorado Gold Rush. It is the largest community in the grassland basin of Colorado known as South Park, sitting at the northwest end of the basin at the junction of U.S. Highway 285 and Colorado State Highway 9. It sits on hillside on the eastern side of the Middle Fork South Platte River, near where Highway 9 ascends the river valley northward to Alma and Hoosier Pass. Although it was founded during the initial placer mining boom, the mines in the area continued to produce gold and silver ore for many decades up through the middle of the 20th century.

The town consists of a modern retail businesses along the highway, as well as a historic town on the bluff above the river along Front Street. The northern extension of Front Street along the river has been preserved and has become the site of relocated historic structures as an open air museum called South Park City, intended to recreate the early days of the Colorado Gold Rush. Most of the residences in town are located on the hillside east of Colorado State Highway 9, in the vicinity of the schools and Park County Courthouse. The majority of the streets in town were finally paved in 2005.