Liberty is located in Waldo county Maine with a geographic area of square miles. The total population in Liberty is 786 with 50.5% male and 49.5% female. Children under age 5 represent 5.6% of the population, under age 18 equal 18.7% of the population and over age 65 is 22.8% of the population. The median household income is $58,846, per capita income is $28,295. There are a total of 350 housing units with 89.1% owner occupied. Education includes 33.7% of residents that are high school graduates and 36.0% with a bachelor's degree or higher. The average temperature in Liberty in the summer is 68 degrees, and in the winter 25 degrees.