Penn is located in west Pennsylvania. Penn is part of Westmoreland County. Penn has 0.16 square miles of land area and has no water area. As of 2010-2014, the total Penn population is 596, which has grown 29.57% 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%. Penn median household income is $52,589 in 2010-2014 and has grown by 46.23% 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%. Penn median house value is $82,100 in 2010-2014 and has grown by 47.40% since 2000. The house value growth rate is lower than the state average rate of 70.00% and is about the same as 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 Penn is much better than the state average in quality. The Penn area code is 724.