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Pennsylvania is the fifth-most populous state in the United States, with over 13 million residents as of the 2020 United States census. The state is the 33rd-largest by area and has the ninth-highest population density among all states.
Nov 9, 2009 · One of the original 13 colonies, Pennsylvania was founded by William Penn as a haven for his fellow Quakers. Pennsylvania’s capital, Philadelphia, was the site of the first and second ...
The following outline is provided as an overview of and topical guide to the United States Commonwealth of Pennsylvania : The Commonwealth of Pennsylvania is the fifth most populous of the 50 states of the United States. Pennsylvania lies west of the Delaware River in the Mid-Atlantic United States .