Henning is located in east Illinois. Henning is part of Vermilion County. Henning has 1.52 square miles of land area and has no water area. As of 2010-2014, the total Henning population is 364, which has grown 51.04% 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%. Henning median household income is $36,480 in 2010-2014 and has has shrunk by 9.37% 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%. Henning median house value is $55,400 in 2010-2014 and has shrunk by -37.47% since 2000. The house value growth rate is higher than the state average rate of 34.33% 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 Henning is close to the state average in quality. The Henning area code is 217.