Andover is located in northeast South Dakota. Andover is between the Day, Brown county. Andover has 0.27 square miles of land area and has no water area. As of 2010-2014, the total Andover population is 87, which has shrunk 12.12% since 2000. The population growth rate is much lower than the state average rate of 10.58% and is much lower than the national average rate of 11.61%. Andover median household income is $28,750 in 2010-2014 and has grown by 39.39% since 2000. The income growth rate is lower than the state average rate of 42.67% and is higher than the national average rate of 27.36%. Andover median house value is $34,300 in 2010-2014 and has grown by 67.32% since 2000. The house value growth rate is about the same as the state average rate of 70.48% and is higher than the national average rate of 46.91%. As a reference, the national Consumer Price Index (CPI) inflation rate for the same period is 26.63%. On average, the public school district that covers Andover is much better than the state average in quality. The Andover area code is 605.