Plymouth is located in east Massachusetts. Plymouth is part of Plymouth County. Plymouth has 2.24 square miles of land area and 1.64 square miles of water area. As of 2010-2014, the total Plymouth population is 7,567, which has shrunk 1.19% since 2000. The population growth rate is much lower than the state average rate of 4.85% and is much lower than the national average rate of 11.61%. Plymouth median household income is $50,193 in 2010-2014 and has grown by 26.24% since 2000. The income growth rate is lower than the state average rate of 34.34% and is about the same as the national average rate of 27.36%. Plymouth median house value is $304,300 in 2010-2014 and has grown by 97.34% since 2000. The house value growth rate is higher than the state average rate of 77.65% and is much 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 Plymouth is close to the state average in quality. The Plymouth area codes are 508, 774.