Chatsworth is located in Livingston county Illinois with a geographic area of 2.8 square miles. The total population in Chatsworth is 1,332 with 54.4% male and 45.6% female. Children under age 5 represent 7.5% of the population, under age 18 equal 20.7% of the population and over age 65 is 13.5% of the population. The median household income is $50,417, per capita income is $25,587. There are a total of 603 housing units with 68.8% owner occupied. Education includes 55.7% of residents that are high school graduates and 7.0% with a bachelor's degree or higher. The average temperature in Chatsworth in the summer is 74 degrees, and in the winter 27 degrees.