Wildwood is located in St. louis county Missouri with a geographic area of 66.6 square miles. The total population in Wildwood is 35,476 with 48.7% male and 51.3% female. Children under age 5 represent 5.7% of the population, under age 18 equal 25.6% of the population and over age 65 is 17.1% of the population. The median household income is $135,177, per capita income is $61,825. There are a total of 12,655 housing units with 92.4% owner occupied. Education includes 7.4% of residents that are high school graduates and 69.9% with a bachelor's degree or higher. The average temperature in Wildwood in the summer is 77 degrees, and in the winter 32 degrees.