Steeleville is located in Randolph county Illinois with a geographic area of 1.5 square miles. The total population in Steeleville is 1,870 with 46.6% male and 53.4% female. Children under age 5 represent 3.0% of the population, under age 18 equal 22.8% of the population and over age 65 is 23.6% of the population. The median household income is $53,750, per capita income is $30,044. There are a total of 827 housing units with 68.4% owner occupied. Education includes 35.3% of residents that are high school graduates and 13.5% with a bachelor's degree or higher. The average temperature in Steeleville in the summer is 74 degrees, and in the winter 27 degrees.