Edgewater is located in Anne arundel county Maryland with a geographic area of 3.0 square miles. The total population in Edgewater is 8,850 with 51.4% male and 48.6% female. Children under age 5 represent 5.6% of the population, under age 18 equal 18.3% of the population and over age 65 is 18.4% of the population. The median household income is $89,327, per capita income is $43,450. There are a total of 3,643 housing units with 83.8% owner occupied. Education includes 25.1% of residents that are high school graduates and 38.2% with a bachelor's degree or higher. The average temperature in Edgewater in the summer is 74 degrees, and in the winter 37 degrees.