Mill shoals is located in White county Illinois with a geographic area of 0.8 square miles. The total population in Mill shoals is 171 with 59.1% male and 40.9% female. Children under age 5 represent 4.7% of the population, under age 18 equal 26.3% of the population and over age 65 is 31.0% of the population. The median household income is $50,000, per capita income is $21,105. There are a total of 70 housing units with 97.1% owner occupied. Education includes 31.4% of residents that are high school graduates and 4.3% with a bachelor's degree or higher. The average temperature in Mill shoals in the summer is 74 degrees, and in the winter 27 degrees.