Summerfield is located in northeast Kansas. Summerfield is part of Marshall County. Summerfield has 0.34 square miles of land area and has no water area. As of 2010-2014, the total Summerfield population is 146, which has shrunk 30.81% since 2000. The population growth rate is much lower than the state average rate of 7.24% and is much lower than the national average rate of 11.61%. Summerfield median household income is $32,188 in 2010-2014 and has grown by 22.62% since 2000. The income growth rate is lower than the state average rate of 27.69% and is lower than the national average rate of 27.36%. Summerfield median house value is $45,800 in 2010-2014 and has grown by 96.57% since 2000. The house value growth rate is much higher than the state average rate of 54.97% and is much higher 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 Summerfield is much better than the state average in quality. The Summerfield area code is 785.