Aliso viejo is located in Orange county California with a geographic area of 6.9 square miles. The total population in Aliso viejo is 50,385 with 46.9% male and 53.1% female. Children under age 5 represent 8.1% of the population, under age 18 equal 25.5% of the population and over age 65 is 8.5% of the population. The median household income is $118,540, per capita income is $50,939. There are a total of 18,428 housing units with 58.0% owner occupied. Education includes 7.9% of residents that are high school graduates and 60.9% with a bachelor's degree or higher. The average temperature in Aliso viejo in the summer is 70 degrees, and in the winter 43 degrees.
