Mellette is located in northeast South Dakota. Mellette is between the Spink, Brown county. Mellette has 0.26 square miles of land area and has no water area. As of 2010-2014, the total Mellette population is 164, which has shrunk 33.87% 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%. Mellette median household income is $59,167 in 2010-2014 and has grown by 73.47% since 2000. The income growth rate is much higher than the state average rate of 42.67% and is much higher than the national average rate of 27.36%. Mellette median house value is $56,900 in 2010-2014 and has grown by 65.41% since 2000. The house value growth rate is lower than 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 Mellette is much better than the state average in quality. The Mellette area code is 605.