Placentia is located in Orange county California with a geographic area of 6.6 square miles. The total population in Placentia is 52,049 with 49.3% male and 50.7% female. Children under age 5 represent 5.7% of the population, under age 18 equal 24.5% of the population and over age 65 is 13.9% of the population. The median household income is $100,707, per capita income is $38,900. There are a total of 16,378 housing units with 63.9% owner occupied. Education includes 12.6% of residents that are high school graduates and 46.4% with a bachelor's degree or higher. The average temperature in Placentia in the summer is 72 degrees, and in the winter 43 degrees.
