Shirley is located in Piscataquis county Maine with a geographic area of square miles. The total population in Shirley is 158 with 59.5% male and 40.5% female. Children under age 5 represent 8.2% of the population, under age 18 equal 18.4% of the population and over age 65 is 30.4% of the population. The median household income is $51,250, per capita income is $26,806. There are a total of 63 housing units with 85.7% owner occupied. Education includes 39.7% of residents that are high school graduates and 19.0% with a bachelor's degree or higher. The average temperature in Shirley in the summer is 68 degrees, and in the winter 25 degrees.