Sparta is located in Monroe county Wisconsin with a geographic area of 8.0 square miles. The total population in Sparta is 9,751 with 50.2% male and 49.8% female. Children under age 5 represent 5.7% of the population, under age 18 equal 22.9% of the population and over age 65 is 16.3% of the population. The median household income is $50,993, per capita income is $27,491. There are a total of 4,193 housing units with 63.7% owner occupied. Education includes 35.0% 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 69 degrees, and in the winter 17 degrees.