Estero is located in Lee county Florida with a geographic area of 24.4 square miles. The total population in Estero is 33,450 with 48.4% male and 51.6% female. Children under age 5 represent 2.7% of the population, under age 18 equal 11.1% of the population and over age 65 is 52.0% of the population. The median household income is $88,803, per capita income is $57,503. There are a total of 15,763 housing units with 85.5% owner occupied. Education includes 15.1% of residents that are high school graduates and 51.8% with a bachelor's degree or higher. The average temperature in Estero in the summer is 80 degrees, and in the winter 56 degrees.