Quantico is located in Wicomico county Maryland with a geographic area of 2.1 square miles. The total population in Quantico is 199 with 60.8% male and 39.2% female. Children under age 5 represent 0.0% of the population, under age 18 equal 22.6% of the population and over age 65 is 6.0% of the population. The median household income is $104,732, per capita income is $26,975. There are a total of 49 housing units with 100.0% owner occupied. Education includes 0.0% of residents that are high school graduates and 75.5% with a bachelor's degree or higher. The average temperature in Quantico in the summer is 74 degrees, and in the winter 37 degrees.