Brookfield is located in southeast Wisconsin. Brookfield is part of Waukesha County. Brookfield has 27.09 square miles of land area and 0.50 square miles of water area. As of 2010-2014, the total Brookfield population is 37,971, which has shrunk 1.75% since 2000. The population growth rate is much lower than the state average rate of 6.73% and is much lower than the national average rate of 11.61%. Brookfield median household income is $91,485 in 2010-2014 and has grown by 20.02% since 2000. The income growth rate is about the same as the state average rate of 20.43% and is lower than the national average rate of 27.36%. Brookfield median house value is $282,300 in 2010-2014 and has grown by 49.29% since 2000. The house value growth rate is about the same as the state average rate of 47.86% and is 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 Brookfield is much better than the state average in quality. The Brookfield area codes are 262, 414.