Eastbrook is located in Hancock county Maine with a geographic area of square miles. The total population in Eastbrook is 491 with 52.3% male and 47.7% female. Children under age 5 represent 3.1% of the population, under age 18 equal 16.5% of the population and over age 65 is 18.7% of the population. The median household income is $52,750, per capita income is $24,460. There are a total of 209 housing units with 82.8% owner occupied. Education includes 45.5% of residents that are high school graduates and 16.7% with a bachelor's degree or higher. The average temperature in Eastbrook in the summer is 68 degrees, and in the winter 25 degrees.