Winter harbor is located in Hancock county Maine with a geographic area of 2.2 square miles. The total population in Winter harbor is 337 with 38.9% male and 61.1% female. Children under age 5 represent 7.4% of the population, under age 18 equal 17.8% of the population and over age 65 is 43.6% of the population. The median household income is $41,667, per capita income is $27,746. There are a total of 158 housing units with 67.7% owner occupied. Education includes 38.0% of residents that are high school graduates and 20.3% with a bachelor's degree or higher. The average temperature in Winter harbor in the summer is 68 degrees, and in the winter 25 degrees.