Pinole is located in Contra costa county California with a geographic area of 5.1 square miles. The total population in Pinole is 19,343 with 46.8% male and 53.2% female. Children under age 5 represent 4.5% of the population, under age 18 equal 17.0% of the population and over age 65 is 21.6% of the population. The median household income is $104,904, per capita income is $43,581. There are a total of 6,792 housing units with 69.7% owner occupied. Education includes 15.8% of residents that are high school graduates and 41.9% with a bachelor's degree or higher. The average temperature in Pinole in the summer is 63 degrees, and in the winter 43 degrees.