Lakeville is located in Plymouth county Massachusetts with a geographic area of square miles. The total population in Lakeville is 11,489 with 48.8% male and 51.2% female. Children under age 5 represent 6.8% of the population, under age 18 equal 20.6% of the population and over age 65 is 15.1% of the population. The median household income is $109,323, per capita income is $44,648. There are a total of 4,080 housing units with 84.2% owner occupied. Education includes 20.5% of residents that are high school graduates and 38.3% with a bachelor's degree or higher. The average temperature in Lakeville in the summer is 70 degrees, and in the winter 30 degrees.