Westfield is located close to the center of Wisconsin. Westfield is between the Marquette, Adams, Waushara county. Westfield has 1.56 square miles of land area and 0.03 square miles of water area. As of 2010-2014, the total Westfield population is 1,276, which has grown 4.85% since 2000. The population growth rate is lower than the state average rate of 6.73% and is much lower than the national average rate of 11.61%. Westfield median household income is $45,556 in 2010-2014 and has grown by 50.15% since 2000. The income growth rate is much higher than the state average rate of 20.43% and is much higher than the national average rate of 27.36%. Westfield median house value is $104,300 in 2010-2014 and has grown by 49.21% since 2000. The house value growth rate is about the same as the state average rate of 47.86% and is about the same as 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 Westfield is worse than the state average in quality. The Westfield area code is 608.