Kirtland hills is located in Lake county Ohio with a geographic area of 5.6 square miles. The total population in Kirtland hills is 664 with 53.5% male and 46.5% female. Children under age 5 represent 5.9% of the population, under age 18 equal 28.3% of the population and over age 65 is 16.0% of the population. The median household income is $111,458, per capita income is $67,694. There are a total of 237 housing units with 95.8% owner occupied. Education includes 14.8% of residents that are high school graduates and 63.3% with a bachelor's degree or higher. The average temperature in Kirtland hills in the summer is 73 degrees, and in the winter 32 degrees.