Alton is located in southeast Missouri. Alton is part of Oregon County. Alton has 1.57 square miles of land area and 0.02 square miles of water area. As of 2010-2014, the total Alton population is 1,173, which has grown 75.60% since 2000. The population growth rate is much higher than the state average rate of 7.74% and is much higher than the national average rate of 11.61%. Alton median household income is $22,188 in 2010-2014 and has grown by 33.13% since 2000. The income growth rate is higher than the state average rate of 25.91% and is higher than the national average rate of 27.36%. Alton median house value is $60,900 in 2010-2014 and has grown by 44.66% since 2000. The house value growth rate is lower than the state average rate of 52.06% and is 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 Alton is worse than the state average in quality. The Alton area code is 417.