Mason is located in Ingham county Michigan with a geographic area of 5.1 square miles. The total population in Mason is 8,441 with 48.7% male and 51.3% female. Children under age 5 represent 5.8% of the population, under age 18 equal 23.1% of the population and over age 65 is 15.7% of the population. The median household income is $64,241, per capita income is $32,558. There are a total of 3,330 housing units with 69.5% owner occupied. Education includes 24.7% of residents that are high school graduates and 34.9% with a bachelor's degree or higher. The average temperature in Mason in the summer is 68 degrees, and in the winter 23 degrees.