Avalon is located in Los angeles county California with a geographic area of 2.9 square miles. The total population in Avalon is 3,738 with 52.3% male and 47.7% female. Children under age 5 represent 2.5% of the population, under age 18 equal 20.0% of the population and over age 65 is 21.4% of the population. The median household income is $78,529, per capita income is $40,075. There are a total of 1,652 housing units with 32.4% owner occupied. Education includes 26.1% of residents that are high school graduates and 16.7% with a bachelor's degree or higher. The average temperature in Avalon in the summer is 68 degrees, and in the winter 43 degrees.