Acton is located in Los angeles county California with a geographic area of 39.3 square miles. The total population in Acton is 7,054 with 49.0% male and 51.0% female. Children under age 5 represent 3.4% of the population, under age 18 equal 16.0% of the population and over age 65 is 16.8% of the population. The median household income is $99,071, per capita income is $46,590. There are a total of 2,584 housing units with 89.6% owner occupied. Education includes 20.4% of residents that are high school graduates and 24.5% with a bachelor's degree or higher. The average temperature in Acton in the summer is 76 degrees, and in the winter 43 degrees.