Corunna is located in Shiawassee county Michigan with a geographic area of 3.2 square miles. The total population in Corunna is 3,363 with 53.3% male and 46.7% female. Children under age 5 represent 7.6% of the population, under age 18 equal 24.9% of the population and over age 65 is 19.4% of the population. The median household income is $41,905, per capita income is $25,873. There are a total of 1,440 housing units with 53.5% owner occupied. Education includes 45.5% of residents that are high school graduates and 15.5% with a bachelor's degree or higher. The average temperature in Corunna in the summer is 68 degrees, and in the winter 23 degrees.