Gates mills is located in Cuyahoga county Ohio with a geographic area of 9.0 square miles. The total population in Gates mills is 2,142 with 52.3% male and 47.7% female. Children under age 5 represent 7.6% of the population, under age 18 equal 22.3% of the population and over age 65 is 28.1% of the population. The median household income is $167,250, per capita income is $109,522. There are a total of 766 housing units with 92.2% owner occupied. Education includes 11.9% of residents that are high school graduates and 71.0% with a bachelor's degree or higher. The average temperature in Gates mills in the summer is 73 degrees, and in the winter 32 degrees.