Moss beach is located in San mateo county California with a geographic area of 2.2 square miles. The total population in Moss beach is 3,436 with 49.8% male and 50.2% female. Children under age 5 represent 11.1% of the population, under age 18 equal 28.5% of the population and over age 65 is 17.8% of the population. The median household income is $110,540, per capita income is $53,564. There are a total of 1,169 housing units with 81.2% owner occupied. Education includes 12.4% of residents that are high school graduates and 53.6% with a bachelor's degree or higher. The average temperature in Moss beach in the summer is 76 degrees, and in the winter 43 degrees.