57770 Zip Code
57770 zip code is located in southwest South Dakota. 57770 zip code is part of Shannon County. 57770 zip code has 199.62 square miles of land area and 0.24 square miles of water area. As of 2010-2014, the total 57770 zip code population is 5,596, which has grown 10.83% since 2000. The population growth rate is about the same as the state average rate of 10.58% and is lower than the national average rate of 11.61%. 57770 zip code median household income is $29,239 in 2010-2014 and has grown by 40.60% 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%. 57770 zip code median house value is $16,500 in 2010-2014 and has grown by -22.90% since 2000. The house value growth rate is much lower than the state average rate of 70.48% and is much lower 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 57770 zip code is much better than the state average in quality. The 57770 zip code area code is 605.