Dolton is a village in Cook County, Illinois, United States. The population was 23,153 at the 2010 census. Dolton is located just west of the expressway Interstate 94 and immediately south of the city limits of Chicago. Its most common ZIP code is 60419.Dolton is bordered by Chicago to the north, Riverdale and Harvey to the west, South Holland to the south and Calumet City to the east.HistoryA post office has been in operation in Dolton since 1854. The village was named for a family of early settlers.GeographyDolton is located at .According to the 2010 census, Dolton has a total area of 4.68sqmi, of which 4.56sqmi is land and 0.12sqmi is water.DemographicsAs of the census of 2000, there were 25,614 people, 8,512 households, and 6,494 families residing in the village. The population density was 5,627.6 people per square mile (2,173.5/km²). There were 8,944 housing units at an average density of 1,965.1 per square mile (759.0/km²). The racial makeup of the village was 82.4% African American, 14.3% White, 0.6% Asian, 0.2% Native American, 1.4% from other races, and 1.1% from two or more races. Hispanic or Latino of any race were 3.1% of the population.