Longwood is located in Seminole county Florida with a geographic area of 5.5 square miles. The total population in Longwood is 15,514 with 46.8% male and 53.2% female. Children under age 5 represent 5.8% of the population, under age 18 equal 18.5% of the population and over age 65 is 19.6% of the population. The median household income is $65,651, per capita income is $31,750. There are a total of 5,697 housing units with 66.8% owner occupied. Education includes 23.9% of residents that are high school graduates and 31.5% with a bachelor's degree or higher. The average temperature in Longwood in the summer is 81 degrees, and in the winter 56 degrees.