Donegal is located in southwest Pennsylvania. Donegal is part of Westmoreland County. Donegal has 0.23 square miles of land area and has no water area. As of 2010-2014, the total Donegal population is 178, which has grown 7.88% since 2000. The population growth rate is higher than the state average rate of 3.89% and is lower than the national average rate of 11.61%. Donegal median household income is $38,125 in 2010-2014 and has grown by 59.69% since 2000. The income growth rate is much higher than the state average rate of 32.44% and is much higher than the national average rate of 27.36%. Donegal median house value is $178,800 in 2010-2014 and has grown by 50.51% 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 Donegal is better than the state average in quality. The Donegal area code is 724.