Chester is located in Delaware county Pennsylvania with a geographic area of 4.8 square miles. The total population in Chester is 33,855 with 49.0% male and 51.0% female. Children under age 5 represent 7.7% of the population, under age 18 equal 23.6% of the population and over age 65 is 12.9% of the population. The median household income is $32,867, per capita income is $18,856. There are a total of 12,030 housing units with 37.1% owner occupied. Education includes 43.1% of residents that are high school graduates and 14.6% with a bachelor's degree or higher. The average temperature in Chester in the summer is 76 degrees, and in the winter 33 degrees.