Clinton is located in Prince george's county Maryland with a geographic area of 25.0 square miles. The total population in Clinton is 37,765 with 48.8% male and 51.2% female. Children under age 5 represent 4.6% of the population, under age 18 equal 19.9% of the population and over age 65 is 16.7% of the population. The median household income is $110,108, per capita income is $44,072. There are a total of 12,473 housing units with 89.1% owner occupied. Education includes 24.0% of residents that are high school graduates and 36.7% with a bachelor's degree or higher. The average temperature in Clinton in the summer is 74 degrees, and in the winter 37 degrees.