Sparta is located in Kent county Michigan with a geographic area of 2.6 square miles. The total population in Sparta is 4,390 with 49.7% male and 50.3% female. Children under age 5 represent 6.5% of the population, under age 18 equal 23.0% of the population and over age 65 is 16.9% of the population. The median household income is $47,958, per capita income is $24,816. There are a total of 1,683 housing units with 67.4% owner occupied. Education includes 40.4% of residents that are high school graduates and 20.6% with a bachelor's degree or higher. The average temperature in Sparta in the summer is 67 degrees, and in the winter 23 degrees.