Rahway is located in northeast New Jersey. Rahway is part of Union County. Rahway has 3.90 square miles of land area and 0.13 square miles of water area. As of 2010-2014, the total Rahway population is 27,994, which has grown 5.64% since 2000. The population growth rate is about the same as the state average rate of 5.47% and is much lower than the national average rate of 11.61%. Rahway median household income is $59,076 in 2010-2014 and has grown by 16.45% since 2000. The income growth rate is much lower than the state average rate of 30.67% and is much lower than the national average rate of 27.36%. Rahway median house value is $279,900 in 2010-2014 and has grown by 96.28% since 2000. The house value growth rate is higher than the state average rate of 87.30% 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 Rahway is worse than the state average in quality. The Rahway area codes are 732, 848.