Cavour is located in Beadle county South dakota with a geographic area of 0.4 square miles. The total population in Cavour is 222 with 68.0% male and 32.0% female. Children under age 5 represent 2.7% of the population, under age 18 equal 36.9% of the population and over age 65 is 5.0% of the population. The median household income is $78,750, per capita income is $25,885. There are a total of 82 housing units with 82.9% owner occupied. Education includes 43.9% of residents that are high school graduates and 6.1% with a bachelor's degree or higher. The average temperature in Cavour in the summer is 70 degrees, and in the winter 15 degrees.