Marty is located in southeast South Dakota. Marty is part of Charles Mix County. Marty has 3.22 square miles of land area and has no water area. As of 2010-2014, the total Marty population is 588, which has grown 39.67% since 2000. The population growth rate is much higher than the state average rate of 10.58% and is much higher than the national average rate of 11.61%. Marty median household income is $23,500 in 2010-2014 and has grown by 25.33% since 2000. The income growth rate is much lower than the state average rate of 42.67% and is lower than the national average rate of 27.36%. Marty median house value is $32,100 in 2010-2014 and has grown by -21.13% 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 Marty is much better than the state average in quality. The Marty area code is 605.