Brookfield is located in Fairfield county Connecticut with a geographic area of square miles. The total population in Brookfield is 17,010 with 49.3% male and 50.7% female. Children under age 5 represent 5.3% of the population, under age 18 equal 23.2% of the population and over age 65 is 19.5% of the population. The median household income is $117,292, per capita income is $55,684. There are a total of 6,209 housing units with 85.7% owner occupied. Education includes 16.0% of residents that are high school graduates and 59.0% with a bachelor's degree or higher. The average temperature in Brookfield in the summer is 68 degrees, and in the winter 27 degrees.