Shullsburg is located in Lafayette county Wisconsin with a geographic area of 1.3 square miles. The total population in Shullsburg is 1,252 with 48.9% male and 51.1% female. Children under age 5 represent 3.0% of the population, under age 18 equal 26.3% of the population and over age 65 is 18.2% of the population. The median household income is $46,786, per capita income is $21,580. There are a total of 508 housing units with 75.8% owner occupied. Education includes 43.3% of residents that are high school graduates and 18.3% with a bachelor's degree or higher. The average temperature in Shullsburg in the summer is 69 degrees, and in the winter 17 degrees.