Winthrop is located in southwest Maine. Winthrop is part of Kennebec County. Winthrop has 5.58 square miles of land area and 1.63 square miles of water area. As of 2010-2014, the total Winthrop population is 2,651, which has shrunk 8.37% since 2000. The population growth rate is much lower than the state average rate of 4.21% and is much lower than the national average rate of 11.61%. Winthrop median household income is $47,222 in 2010-2014 and has grown by 22.96% since 2000. The income growth rate is lower than the state average rate of 31.05% and is lower than the national average rate of 27.36%. Winthrop median house value is $161,400 in 2010-2014 and has grown by 64.86% since 2000. The house value growth rate is lower than the state average rate of 75.89% 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 Winthrop is much better than the state average in quality. The Winthrop area code is 207.