Passadumkeag is located in Penobscot county Maine with a geographic area of square miles. The total population in Passadumkeag is 550 with 60.5% male and 39.5% female. Children under age 5 represent 8.4% of the population, under age 18 equal 21.6% of the population and over age 65 is 20.5% of the population. The median household income is $49,167, per capita income is $24,221. There are a total of 208 housing units with 82.7% owner occupied. Education includes 46.6% of residents that are high school graduates and 9.1% with a bachelor's degree or higher. The average temperature in Passadumkeag in the summer is 68 degrees, and in the winter 25 degrees.