Cotati is located in Sonoma county California with a geographic area of 1.9 square miles. The total population in Cotati is 7,487 with 47.2% male and 52.8% female. Children under age 5 represent 5.1% of the population, under age 18 equal 20.1% of the population and over age 65 is 15.4% of the population. The median household income is $86,982, per capita income is $39,213. There are a total of 2,742 housing units with 55.8% owner occupied. Education includes 17.4% of residents that are high school graduates and 39.4% with a bachelor's degree or higher. The average temperature in Cotati in the summer is 67 degrees, and in the winter 43 degrees.