Bridgeton is located in St. louis county Missouri with a geographic area of 14.6 square miles. The total population in Bridgeton is 11,577 with 46.0% male and 54.0% female. Children under age 5 represent 5.5% of the population, under age 18 equal 22.0% of the population and over age 65 is 20.0% of the population. The median household income is $61,207, per capita income is $37,117. There are a total of 4,379 housing units with 60.6% owner occupied. Education includes 27.6% of residents that are high school graduates and 30.3% with a bachelor's degree or higher. The average temperature in Bridgeton in the summer is 78 degrees, and in the winter 32 degrees.