American fork is located in Utah county Utah with a geographic area of 11.2 square miles. The total population in American fork is 31,636 with 50.7% male and 49.3% female. Children under age 5 represent 9.7% of the population, under age 18 equal 32.8% of the population and over age 65 is 9.4% of the population. The median household income is $78,690, per capita income is $28,676. There are a total of 9,254 housing units with 73.8% owner occupied. Education includes 17.0% of residents that are high school graduates and 41.5% with a bachelor's degree or higher. The average temperature in American fork in the summer is 63 degrees, and in the winter 30 degrees.