Shirley is located in Mclean county Illinois with a geographic area of 0.1 square miles. The total population in Shirley is 94 with 34.0% male and 66.0% female. Children under age 5 represent 0.0% of the population, under age 18 equal 29.8% of the population and over age 65 is 45.7% of the population. The median household income is $54,583, per capita income is $13,529. There are a total of 23 housing units with 100.0% owner occupied. Education includes 39.1% of residents that are high school graduates and 0.0% with a bachelor's degree or higher. The average temperature in Shirley in the summer is 74 degrees, and in the winter 27 degrees.