57656 Zip Code
57656 zip code is located close to the center of South Dakota. 57656 zip code is part of Dewey County. 57656 zip code has 441.83 square miles of land area and 1.76 square miles of water area. As of 2010-2014, the total 57656 zip code population is 684, which has shrunk 24.67% 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%. 57656 zip code median household income is $46,042 in 2010-2014 and has grown by 62.92% since 2000. The income growth rate is higher than the state average rate of 42.67% and is much higher than the national average rate of 27.36%. 57656 zip code median house value is $55,600 in 2010-2014 and has grown by 71.60% since 2000. The house value growth rate is about the same as the state average rate of 70.48% and is much 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 57656 zip code is much better than the state average in quality. The 57656 zip code area code is 605.