Hills is located in Rock county Minnesota with a geographic area of 0.6 square miles. The total population in Hills is 819 with 48.7% male and 51.3% female. Children under age 5 represent 3.8% of the population, under age 18 equal 26.7% of the population and over age 65 is 21.2% of the population. The median household income is $68,077, per capita income is $31,030. There are a total of 342 housing units with 72.2% owner occupied. Education includes 27.8% of residents that are high school graduates and 31.9% with a bachelor's degree or higher. The average temperature in Hills in the summer is 70 degrees, and in the winter 9 degrees.