Crofton is located in Anne arundel county Maryland with a geographic area of 6.6 square miles. The total population in Crofton is 29,482 with 50.1% male and 49.9% female. Children under age 5 represent 6.9% of the population, under age 18 equal 27.7% of the population and over age 65 is 10.3% of the population. The median household income is $124,019, per capita income is $52,377. There are a total of 10,235 housing units with 79.8% owner occupied. Education includes 9.8% of residents that are high school graduates and 66.0% with a bachelor's degree or higher. The average temperature in Crofton in the summer is 74 degrees, and in the winter 37 degrees.