Cassville is located in southwest Wisconsin. Cassville is part of Grant County. Cassville has 0.97 square miles of land area and 0.01 square miles of water area. As of 2010-2014, the total Cassville population is 804, which has shrunk 25.90% since 2000. The population growth rate is much lower than the state average rate of 6.73% and is much lower than the national average rate of 11.61%. Cassville median household income is $38,646 in 2010-2014 and has grown by 37.14% since 2000. The income growth rate is much higher than the state average rate of 20.43% and is higher than the national average rate of 27.36%. Cassville median house value is $100,400 in 2010-2014 and has grown by 71.33% since 2000. The house value growth rate is higher than the state average rate of 47.86% 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 Cassville is much better than the state average in quality. The Cassville area code is 608.