Three oaks is located in Berrien county Michigan with a geographic area of 1.1 square miles. The total population in Three oaks is 1,347 with 55.8% male and 44.2% female. Children under age 5 represent 5.9% of the population, under age 18 equal 27.7% of the population and over age 65 is 16.2% of the population. The median household income is $56,000, per capita income is $28,433. There are a total of 542 housing units with 70.5% owner occupied. Education includes 29.3% of residents that are high school graduates and 24.2% with a bachelor's degree or higher. The average temperature in Three oaks in the summer is 67 degrees, and in the winter 23 degrees.