57428 Zip Code
57428 zip code is located close to the center of South Dakota. 57428 zip code is between the Edmunds, Mcpherson, Walworth county. 57428 zip code has 188.15 square miles of land area and 4.25 square miles of water area. As of 2010-2014, the total 57428 zip code population is 708, which has shrunk 12.92% 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%. 57428 zip code median household income is $58,750 in 2010-2014 and has grown by 117.34% 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%. 57428 zip code median house value is $52,900 in 2010-2014 and has grown by 93.07% since 2000. The house value growth rate is higher than 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 57428 zip code is much better than the state average in quality. The 57428 zip code area code is 605.