Mendon is located in Monroe county New york with a geographic area of square miles. The total population in Mendon is 9,231 with 50.3% male and 49.7% female. Children under age 5 represent 6.8% of the population, under age 18 equal 23.2% of the population and over age 65 is 16.3% of the population. The median household income is $116,151, per capita income is $51,050. There are a total of 3,509 housing units with 80.2% owner occupied. Education includes 10.3% of residents that are high school graduates and 58.3% with a bachelor's degree or higher. The average temperature in Mendon in the summer is 70 degrees, and in the winter 27 degrees.