Dolton is located in Cook county Illinois with a geographic area of 4.6 square miles. The total population in Dolton is 22,487 with 46.3% male and 53.7% female. Children under age 5 represent 6.0% of the population, under age 18 equal 24.8% of the population and over age 65 is 15.7% of the population. The median household income is $50,237, per capita income is $22,135. There are a total of 7,985 housing units with 67.8% owner occupied. Education includes 21.1% of residents that are high school graduates and 21.5% with a bachelor's degree or higher. The average temperature in Dolton in the summer is 74 degrees, and in the winter 27 degrees.