Dolton (pronounced "DAWL-ton") is a village in Cook County, Illinois, United States. The population was 21,426 at the 2020 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. History A post office has been in operation in Dolton since 1854. The village was named for a family of early settlers. Geography Dolton is located at (41.627509, -87.598512). According to the 2021 census gazetteer files, Dolton has a total area of , of which (or 97.50%) is land and (or 2.50%) is water. Surrounding areas Chicago Riverdale Chicago Riverdale / Harvey Calumet City Harvey South Holland South Holland Demographics As of the 2020 census there were 21,426 people, 7,985 households, and 5,361 families residing in the village. The population density was . There were 8,768 housing units at an average density of . The racial makeup of the village was 90.69% African American, 3.25% White, 0.17% Native American, 0.21% Asian, 0.01% Pacific Islander, 2.62% from other races, and 3.04% from two or more races. Hispanic or Latino of any race were 4.37% of the population. There were 7,985 households, out of which 54.29% had children under the age of 18 living with them, 25.45% were married couples living together, 35.94% had a female householder with no husband present, and 32.86% were non-families. 29.42% of all households were made up of individuals, and 12.10% had someone living alone who was 65 years of age or older. The average household size was 3.44 and the average family size was 2.78. The village's age distribution consisted of 24.8% under the age of 18, 10.7% from 18 to 24, 21.8% from 25 to 44, 27% from 45 to 64, and 15.7% who were 65 years of age or older. The median age was 36.7 years. For every 100 females, there were 86.3 males. For every 100 females age 18 and over, there were 79.5 males. The median income for a household in the village was $50,237, and the median income for a family was $57,634. Males had a median income of $33,939 versus $33,354 for females. The per capita income for the village was $22,135. About 15.4% of families and 22.1% of