Buena park is located in Orange county California with a geographic area of 10.5 square miles. The total population in Buena park is 82,228 with 49.6% male and 50.4% female. Children under age 5 represent 6.0% of the population, under age 18 equal 22.3% of the population and over age 65 is 14.3% of the population. The median household income is $84,680, per capita income is $30,914. There are a total of 23,276 housing units with 56.6% owner occupied. Education includes 21.3% of residents that are high school graduates and 33.9% with a bachelor's degree or higher. The average temperature in Buena park in the summer is 73 degrees, and in the winter 43 degrees.