Pennsylvania

Commonwealth of Pennsylvania
Flag Seal
Nickname(s): Keystone State; Quaker State; Coal State; Oil State; State of Independence
Motto(s): Virtue, Liberty and Independence
Official language(s)	None (English, de facto)
Spoken language(s)	English 91.6% Spanish 3.1% Pennsylvania Dutch
Demonym	Pennsylvanian
Capital	Harrisburg
Largest city	Philadelphia
Largest metro area	Delaware Valley
Area	Ranked 33rd in the U.S.
- Total	46,055 sq mi (119,283 km2)
- Width	280 miles (455 km)
- Length	160 miles (255 km)
- % water	2.7
- Latitude	39°43′ N to 42°16′ N
- Longitude	74°41′ W to 80°31′ W
Population	Ranked 6th in the U.S.
- Total	12,702,379(2010.)
- Density	283.9/sq mi  (109.6/km2) Ranked 11th in the U.S.
- Median income	US$48,562 (26th)
Elevation
- Highest point	Mount Davis 3,213 ft  (979 m)
- Mean	1,099 ft  (335 m)
- Lowest point	Delaware River 0 ft  (0 m)
Before statehood	Province of Pennsylvania
Admission to Union	December 12, 1787 (2nd)
Governor	Tom Corbett (R)
Lieutenant Governor	Jim Cawley (R)
Legislature	General Assembly
- Upper house	State Senate
- Lower house	House of Representatives
U.S. Senators	Bob Casey, Jr. (D) Pat Toomey (R)
U.S. House delegation	12 Republicans, 7 Democrats
Time zone	Eastern: UTC-5/-4
Abbreviations	PA Penn. or Penna. US-PA
Website	pa.gov

The Commonwealth of Pennsylvania  is a U.S. state that is located in the Northeastern and Mid-Atlantic regions of the United States. The state borders Delaware and Maryland to the south, West Virginia to the southwest, Ohio to the west, New York and Ontario, Canada, to the north, and New Jerseyto the east. The state's four most populous cities are Philadelphia, Pittsburgh, Allentown, and Erie. The state capital is Harrisburg.

Pennsylvania has 51 miles (82 km) of coastline along Lake Erie and 57 miles (92 km) of shoreline along the Delaware Estuary. As of the 2000, and 2010census, Pennsylvania has one of the largest European American populations and a strong African American population.