Mifflintown is located close to the center of Pennsylvania. Mifflintown is part of Juniata County. Mifflintown has 0.14 square miles of land area and has no water area. As of 2010-2014, the total Mifflintown population is 1,009, which has grown 17.19% since 2000. The population growth rate is much higher than the state average rate of 3.89% and is much higher than the national average rate of 11.61%. Mifflintown median household income is $41,042 in 2010-2014 and has grown by 45.93% since 2000. The income growth rate is higher than the state average rate of 32.44% and is much higher than the national average rate of 27.36%. Mifflintown median house value is $87,800 in 2010-2014 and has grown by 36.55% since 2000. The house value growth rate is much lower than the state average rate of 70.00% and is 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 Mifflintown is worse than the state average in quality. The Mifflintown area code is 717.