Plainfield is located close to the center of Wisconsin. Plainfield is between the Waushara, Adams, Portage county. Plainfield has 1.61 square miles of land area and has no water area. As of 2010-2014, the total Plainfield population is 981, which has grown 9.12% since 2000. The population growth rate is higher than the state average rate of 6.73% and is lower than the national average rate of 11.61%. Plainfield median household income is $40,417 in 2010-2014 and has grown by 11.26% since 2000. The income growth rate is much lower than the state average rate of 20.43% and is much lower than the national average rate of 27.36%. Plainfield median house value is $90,400 in 2010-2014 and has grown by 40.81% since 2000. The house value growth rate is lower than the state average rate of 47.86% 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 Plainfield is worse than the state average in quality. The Plainfield area code is 715.