The City of Central, commonly known as Central City, is the Home Rule Municipality in Gilpin and Clear Creek counties that is the county seat and the most populous municipality of Gilpin County, Colorado, United States. The city population was 663 at the 2010 United States Census. The city is a historic mining settlement founded in 1859 during the Pike’s Peak Gold Rush and came to be known as the “Richest Square Mile on Earth”. Central City and the adjacent city of Black Hawk form the federally designated Central City/Black Hawk Historic District. The city is now a part of the Denver-Aurora-Lakewood, CO Metropolitan Statistical Area.
Central City is located in southern Gilpin County. The city limits extend south along the Central City Parkway into Clear Creek County, as far as Interstate 70. The city is bordered by Black Hawk to the east and Idaho Springs to the south.
According to the United States Census Bureau, the city has a total area of 2.4 square miles (6.3 km). None of the area is covered with water.
As of the census of 2000, there were 515 people, 261 households, and 101 families residing in the city. The population density was 273.0 inhabitants per square mile (105.4/km). There were 394 housing units at an average density of 208.8 per square mile (80.6/km). The racial makeup of the city was 91.84% White, 0.19% Black or African American, 1.55% Native American, 1.17% Asian, 1.17% Pacific Islander, 2.52% from other races, and 1.55% from two or more races. 9.32% of the population were Hispanic or Latino of any race.
There were 261 households out of which 17.6% had children under the age of 18 living with them, 26.8% were married couples living together, 8.8% had a female householder with no husband present, and 61.3% were non-families. 43.3% of all households were made up of individuals and 6.1% had someone living alone who was 65 years of age or older. The average household size was 1.97 and the average family size was 2.76.
In the city, the population was spread out with 16.5% under the age of 18, 10.1% from 18 to 24, 34.0% from 25 to 44, 30.9% from 45 to 64, and 8.5% who were 65 years of age or older. The median age was 39 years. For every 100 females, there were 115.5 males. For every 100 females age 18 and over, there were 115.0 males.
The median income for a household in the city was $30,921, and the median income for a family was $31,667. Males had a median income of $32,917 versus $25,446 for females. The per capita income for the city was $26,465. About 7.4% of families and 12.3% of the population were below the poverty line, including 8.3% of those under age 18 and 5.2% of those age 65 or over.