Santa rosa is located in Sonoma county California with a geographic area of 42.5 square miles. The total population in Santa rosa is 178,391 with 48.0% male and 52.0% female. Children under age 5 represent 5.5% of the population, under age 18 equal 21.4% of the population and over age 65 is 17.6% of the population. The median household income is $80,472, per capita income is $38,773. There are a total of 66,580 housing units with 55.2% owner occupied. Education includes 14.3% of residents that are high school graduates and 38.9% with a bachelor's degree or higher. The average temperature in Santa rosa in the summer is 67 degrees, and in the winter 43 degrees.
