Mendon is located in west Illinois. Mendon is between the Adams, Hancock county. Mendon has 0.86 square miles of land area and has no water area. As of 2010-2014, the total Mendon population is 851, which has shrunk 3.62% since 2000. The population growth rate is much lower than the state average rate of 3.62% and is much lower than the national average rate of 11.61%. Mendon median household income is $49,219 in 2010-2014 and has grown by 40.07% 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%. Mendon median house value is $86,300 in 2010-2014 and has grown by 37.86% 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 Mendon is close to the state average in quality. The Mendon area code is 217.