Grass lake is located in Jackson county Michigan with a geographic area of 0.9 square miles. The total population in Grass lake is 1,331 with 48.2% male and 51.8% female. Children under age 5 represent 8.3% of the population, under age 18 equal 26.6% of the population and over age 65 is 15.8% of the population. The median household income is $60,833, per capita income is $29,246. There are a total of 528 housing units with 79.2% owner occupied. Education includes 26.3% of residents that are high school graduates and 33.7% with a bachelor's degree or higher. The average temperature in Grass lake in the summer is 67 degrees, and in the winter 23 degrees.
