American canyon is located in Napa county California with a geographic area of 6.1 square miles. The total population in American canyon is 20,256 with 48.9% male and 51.1% female. Children under age 5 represent 5.7% of the population, under age 18 equal 26.1% of the population and over age 65 is 11.6% of the population. The median household income is $108,884, per capita income is $35,509. There are a total of 5,118 housing units with 77.7% owner occupied. Education includes 19.7% of residents that are high school graduates and 34.8% with a bachelor's degree or higher. The average temperature in American canyon in the summer is 70 degrees, and in the winter 43 degrees.