Among all US states, Pennsylvania is the fifth-most populous with over 13 million residents as of the 2020 United States census, the ninth-highest by population density, and the 33rd-largest …

We're the home base of the Commonwealth of Pennsylvania. Explore the services and resources offered by your government. Need help finding services? Access Pennsylvania services …

5 days ago · Pennsylvania, constituent state of the U.S., one of the original 13 American colonies. It is bounded to the north by Lake Erie and New York; to the east by New York and New …

Discover Pennsylvania’s adventures, history, and fall colors. Plan your getaway with events, road trips, and must-see destinations across PA.

Jul 22, 2025 · Discover everything about Pennsylvania: its iconic flag, major cities like Philadelphia and Pittsburgh, and what makes the Keystone State famous, from historical …

Find information and services for Pennsylvania residents, businesses, and visitors, including state government, agencies, officials, and local governments.

Nov 19, 2025 · Its six bordering states are New York, Ohio, West Virginia, Delaware, Maryland, and New Jersey. Pennsylvania (nicknamed: the Keystone State) has 67 counties. The state’s …

Mar 15, 2023 · Where is Pennsylvania? Pennsylvania is in the Mid-Atlantic and Northeastern regions of the United States. It borders Delaware, Maryland, West Virginia, Ohio, New Jersey, …

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.

5 days ago · With the end of the Civil War came a period of great economic, industrial, and population expansion in Pennsylvania. Until well into the 20th century, Pennsylvania was the …