Westchester is located in Cook county Illinois with a geographic area of 3.7 square miles. The total population in Westchester is 16,255 with 47.3% male and 52.7% female. Children under age 5 represent 4.3% of the population, under age 18 equal 15.6% of the population and over age 65 is 28.7% of the population. The median household income is $88,861, per capita income is $43,868. There are a total of 6,811 housing units with 91.6% owner occupied. Education includes 19.2% of residents that are high school graduates and 45.1% with a bachelor's degree or higher. The average temperature in Westchester in the summer is 74 degrees, and in the winter 27 degrees.
