02138 Zip Code
02138 zip code is located close to the center of Massachusetts. 02138 zip code is part of Middlesex County. 02138 zip code has 2.74 square miles of land area and 0.32 square miles of water area. As of 2010-2014, the total 02138 zip code population is 36,937, which has grown 4.32% since 2000. The population growth rate is lower than the state average rate of 4.85% and is much lower than the national average rate of 11.61%. 02138 zip code median household income is $78,534 in 2010-2014 and has grown by 40.93% since 2000. The income growth rate is higher than the state average rate of 34.34% and is higher than the national average rate of 27.36%. 02138 zip code median house value is $655,400 in 2010-2014 and has grown by 4.68% since 2000. The house value growth rate is much lower than the state average rate of 77.65% 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 02138 zip code is worse than the state average in quality. The 02138 zip code area codes are 617, 857.