Luther is located in Lake county Michigan with a geographic area of 1.0 square miles. The total population in Luther is 335 with 50.7% male and 49.3% female. Children under age 5 represent 3.6% of the population, under age 18 equal 22.1% of the population and over age 65 is 16.1% of the population. The median household income is $42,778, per capita income is $17,691. There are a total of 130 housing units with 68.5% owner occupied. Education includes 43.1% of residents that are high school graduates and 3.1% with a bachelor's degree or higher. The average temperature in Luther in the summer is 67 degrees, and in the winter 23 degrees.