Allentown is located in east Pennsylvania. Allentown is between the Lehigh, Northampton county. Allentown has 17.55 square miles of land area and 0.48 square miles of water area. As of 2010-2014, the total Allentown population is 118,793, which has grown 11.40% since 2000. The population growth rate is much higher than the state average rate of 3.89% and is about the same as the national average rate of 11.61%. Allentown median household income is $36,578 in 2010-2014 and has grown by 14.25% since 2000. The income growth rate is much lower than the state average rate of 32.44% and is much lower than the national average rate of 27.36%. Allentown median house value is $128,700 in 2010-2014 and has grown by 67.36% since 2000. The house value growth rate is about the same as the state average rate of 70.00% and is 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 Allentown is worse than the state average in quality. The Allentown area codes are 484, 610.