Sandwich is located in southeast Massachusetts. Sandwich is part of Barnstable County. Sandwich has 3.62 square miles of land area and 0.19 square miles of water area. As of 2010-2014, the total Sandwich population is 2,847, which has shrunk 6.90% 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%. Sandwich median household income is $69,906 in 2010-2014 and has grown by 24.42% since 2000. The income growth rate is lower than the state average rate of 34.34% and is lower than the national average rate of 27.36%. Sandwich median house value is $333,400 in 2010-2014 and has grown by 88.04% 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 Sandwich is better than the state average in quality. The Sandwich area code is 508.