Winfield is located in west West Virginia. Winfield is part of Putnam County. Winfield has 2.41 square miles of land area and 0.02 square miles of water area. As of 2010-2014, the total Winfield population is 2,538, which has grown 36.60% since 2000. The population growth rate is much higher than the state average rate of 2.52% and is much higher than the national average rate of 11.61%. Winfield median household income is $57,109 in 2010-2014 and has grown by 11.93% since 2000. The income growth rate is much lower than the state average rate of 40.01% and is much lower than the national average rate of 27.36%. Winfield median house value is $161,000 in 2010-2014 and has grown by 33.06% since 2000. The house value growth rate is lower than the state average rate of 37.64% 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 Winfield is much better than the state average in quality. The Winfield area code is 304.