Salem is located in Utah county Utah with a geographic area of 10.5 square miles. The total population in Salem is 8,403 with 51.8% male and 48.2% female. Children under age 5 represent 8.7% of the population, under age 18 equal 37.3% of the population and over age 65 is 7.8% of the population. The median household income is $86,745, per capita income is $28,773. There are a total of 2,156 housing units with 93.7% owner occupied. Education includes 13.1% of residents that are high school graduates and 47.5% with a bachelor's degree or higher. The average temperature in Salem in the summer is 73 degrees, and in the winter 30 degrees.