Jasper is located in Lenawee county Michigan with a geographic area of 4.0 square miles. The total population in Jasper is 344 with 43.9% male and 56.1% female. Children under age 5 represent 5.2% of the population, under age 18 equal 19.8% of the population and over age 65 is 18.0% of the population. The median household income is $60,234, per capita income is $24,622. There are a total of 121 housing units with 81.8% owner occupied. Education includes 23.1% of residents that are high school graduates and 2.5% with a bachelor's degree or higher. The average temperature in Jasper in the summer is 67 degrees, and in the winter 23 degrees.