Chillicothe is located in southeast Iowa. Chillicothe is part of Wapello County. Chillicothe has 0.23 square miles of land area and 0.01 square miles of water area. As of 2010-2014, the total Chillicothe population is 102, which has grown 13.33% since 2000. The population growth rate is much higher than the state average rate of 5.19% and is higher than the national average rate of 11.61%. Chillicothe median household income is $41,250 in 2010-2014 and has grown by 34.01% since 2000. The income growth rate is about the same as the state average rate of 33.56% and is higher than the national average rate of 27.36%. Chillicothe median house value is $42,500 in 2010-2014 and has grown by -21.15% since 2000. The house value growth rate is much lower than the state average rate of 53.09% 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 Chillicothe is much better than the state average in quality. The Chillicothe area code is 641.