Sylvania is located in Lucas county Ohio with a geographic area of 6.6 square miles. The total population in Sylvania is 19,242 with 49.2% male and 50.8% female. Children under age 5 represent 7.2% of the population, under age 18 equal 24.1% of the population and over age 65 is 21.1% of the population. The median household income is $77,287, per capita income is $41,037. There are a total of 7,710 housing units with 77.5% owner occupied. Education includes 16.2% of residents that are high school graduates and 53.0% with a bachelor's degree or higher. The average temperature in Sylvania in the summer is 71 degrees, and in the winter 32 degrees.