Alton is located in south Indiana. Alton is between the Crawford, Harrison, Perry county. Alton has 0.17 square miles of land area and 0.02 square miles of water area. As of 2010-2014, the total Alton population is 40, which has shrunk 24.53% since 2000. The population growth rate is much lower than the state average rate of 7.60% and is much lower than the national average rate of 11.61%. Alton median household income is $41,250 in 2010-2014 and has grown by 112.90% since 2000. The income growth rate is much higher than the state average rate of 17.25% and is much higher than the national average rate of 27.36%. Alton median house value is $53,000 in 2010-2014 and has grown by 46.01% since 2000. The house value growth rate is much higher than the state average rate of 30.12% and is about the same as 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 Alton is close to the state average in quality.