Oak harbor is located in Ottawa county Ohio with a geographic area of 1.6 square miles. The total population in Oak harbor is 2,708 with 48.9% male and 51.1% female. Children under age 5 represent 3.7% of the population, under age 18 equal 23.7% of the population and over age 65 is 18.0% of the population. The median household income is $44,938, per capita income is $27,812. There are a total of 1,270 housing units with 58.5% owner occupied. Education includes 26.9% of residents that are high school graduates and 18.7% with a bachelor's degree or higher. The average temperature in Oak harbor in the summer is 73 degrees, and in the winter 32 degrees.
