Saratoga is located in Santa clara county California with a geographic area of 12.8 square miles. The total population in Saratoga is 31,084 with 49.6% male and 50.4% female. Children under age 5 represent 2.0% of the population, under age 18 equal 20.1% of the population and over age 65 is 23.9% of the population. The median household income is $201,046, per capita income is $97,880. There are a total of 11,064 housing units with 86.1% owner occupied. Education includes 4.6% of residents that are high school graduates and 82.7% with a bachelor's degree or higher. The average temperature in Saratoga in the summer is 69 degrees, and in the winter 43 degrees.