Lexington is located in Middlesex county Massachusetts with a geographic area of 16.4 square miles. The total population in Lexington is 33,304 with 48.9% male and 51.1% female. Children under age 5 represent 3.8% of the population, under age 18 equal 27.0% of the population and over age 65 is 20.5% of the population. The median household income is $185,686, per capita income is $87,869. There are a total of 11,956 housing units with 81.7% owner occupied. Education includes 4.0% of residents that are high school graduates and 87.6% with a bachelor's degree or higher. The average temperature in Lexington in the summer is 70 degrees, and in the winter 30 degrees.
