Bonfield is located in northeast Illinois. Bonfield is part of Kankakee County. Bonfield has 0.49 square miles of land area and has no water area. As of 2010-2014, the total Bonfield population is 299, which has shrunk 17.86% 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%. Bonfield median household income is $70,000 in 2010-2014 and has grown by 40.78% 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%. Bonfield median house value is $160,100 in 2010-2014 and has grown by 31.34% since 2000. The house value growth rate is lower 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 Bonfield is better than the state average in quality. The Bonfield area code is 815.