Millheim is located close to the center of Pennsylvania. Millheim is part of Centre County. Millheim has 1.32 square miles of land area and has no water area. As of 2010-2014, the total Millheim population is 952, which has grown 27.10% 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%. Millheim median household income is $53,333 in 2010-2014 and has grown by 44.14% 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%. Millheim median house value is $141,000 in 2010-2014 and has grown by 52.10% since 2000. The house value growth rate is lower than 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 Millheim is better than the state average in quality. The Millheim area code is 814.