Baldwin is located in west Pennsylvania. Baldwin is part of Allegheny County. Baldwin has 5.78 square miles of land area and 0.11 square miles of water area. As of 2010-2014, the total Baldwin population is 19,791, which has shrunk 1.04% since 2000. The population growth rate is lower than the state average rate of 3.89% and is much lower than the national average rate of 11.61%. Baldwin median household income is $53,699 in 2010-2014 and has grown by 31.77% since 2000. The income growth rate is about the same as the state average rate of 32.44% and is higher than the national average rate of 27.36%. Baldwin median house value is $115,200 in 2010-2014 and has grown by 35.05% 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 Baldwin is better than the state average in quality.