Pacifica is located in San mateo county California with a geographic area of 12.6 square miles. The total population in Pacifica is 38,663 with 50.4% male and 49.6% female. Children under age 5 represent 5.8% of the population, under age 18 equal 19.2% of the population and over age 65 is 18.5% of the population. The median household income is $130,466, per capita income is $54,053. There are a total of 13,819 housing units with 69.2% owner occupied. Education includes 10.5% of residents that are high school graduates and 51.8% with a bachelor's degree or higher. The average temperature in Pacifica in the summer is 61 degrees, and in the winter 43 degrees.