Plymouth is located in north Utah. Plymouth is part of Box Elder County. Plymouth has 0.65 square miles of land area and has no water area. As of 2010-2014, the total Plymouth population is 368, which has grown 12.20% since 2000. The population growth rate is much lower than the state average rate of 27.98% and is higher than the national average rate of 11.61%. Plymouth median household income is $60,250 in 2010-2014 and has grown by 46.06% since 2000. The income growth rate is higher than the state average rate of 30.88% and is much higher than the national average rate of 27.36%. Plymouth median house value is $122,000 in 2010-2014 and has grown by 26.82% since 2000. The house value growth rate is much lower than the state average rate of 45.45% and is much 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 Plymouth is much better than the state average in quality. The Plymouth area code is 435.