Captiva is located in Lee county Florida with a geographic area of 1.2 square miles. The total population in Captiva is 165 with 47.3% male and 52.7% female. Children under age 5 represent 0.0% of the population, under age 18 equal 0.0% of the population and over age 65 is 28.5% of the population. The median household income is $2,500, per capita income is $25,534. There are a total of 22 housing units with 100.0% owner occupied. Education includes 0.0% of residents that are high school graduates and 77.3% with a bachelor's degree or higher. The average temperature in Captiva in the summer is 80 degrees, and in the winter 56 degrees.