Xenia is located in south Illinois. Xenia is between the Clay, Marion county. Xenia has 0.54 square miles of land area and has no water area. As of 2010-2014, the total Xenia population is 508, which has grown 24.82% since 2000. The population growth rate is much higher than the state average rate of 3.62% and is much higher than the national average rate of 11.61%. Xenia median household income is $28,750 in 2010-2014 and has grown by 6.70% since 2000. The income growth rate is much lower than the state average rate of 22.70% and is much lower than the national average rate of 27.36%. Xenia median house value is $56,200 in 2010-2014 and has grown by 25.73% since 2000. The house value growth rate is lower than the state average rate of 34.33% 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 Xenia is close to the state average in quality. The Xenia area code is 618.