Antioch is located in north Illinois. Antioch is part of Lake County. Antioch has 8.21 square miles of land area and 0.38 square miles of water area. As of 2010-2014, the total Antioch population is 14,395, which has grown 63.80% 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%. Antioch median household income is $78,942 in 2010-2014 and has grown by 39.77% since 2000. The income growth rate is much higher than the state average rate of 22.70% and is higher than the national average rate of 27.36%. Antioch median house value is $205,200 in 2010-2014 and has grown by 23.32% 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 Antioch is better than the state average in quality. The Antioch area code is 847.