Waltonville is located in south Illinois. Waltonville is part of Jefferson County. Waltonville has 1.18 square miles of land area and 0.02 square miles of water area. As of 2010-2014, the total Waltonville population is 429, which has grown 1.66% since 2000. The population growth rate is lower than the state average rate of 3.62% and is much lower than the national average rate of 11.61%. Waltonville median household income is $42,083 in 2010-2014 and has grown by 73.05% since 2000. The income growth rate is much higher than the state average rate of 22.70% and is much higher than the national average rate of 27.36%. Waltonville median house value is $72,000 in 2010-2014 and has grown by 47.54% since 2000. The house value growth rate is higher than the state average rate of 34.33% 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 Waltonville is close to the state average in quality. The Waltonville area code is 618.