List of counties in Pennsylvania Counties of Pennsylvania Location Pennsylvania Number 67 Populations 4,380 (Cameron) – 1,550,542 (Philadelphia) Areas 132 square miles (340 km2) (Montour) – 1,244 square miles (3,220 km2) (Lycoming)2 more rows
The top five largest counties in Pennsylvania are Lycoming (1,228.59 square miles), Bradford (1,147.40 square miles), Clearfield (1,144.72 square miles), Tioga (1,133.79 square miles), and Centre (1,109.92 square miles).
There are more than 4 million people residing in the five-county region (Bucks, Chester, Delaware, Montgomery and Philadelphia counties) and more than 1.5 million in Philadelphia, making it the second-largest city on the East Coast and the sixth-largest city in the country.
Pennsylvania is bordered on the north and northeast by New York; on the east by New Jersey; on the south by Delaware, Maryland, and West Virginia; on the west by Ohio; and on the northwest by Lake Erie. It has a small border on Lake Erie with Canada.
Pennsylvania's 67 counties provide services that positively impact the daily lives of our families and help our communities.
Pennsylvania Pennsylvania Pennsilfaani (Pennsylvania Dutch) • Length 170 mi (273 km) • Width 283 mi (455 km) Elevation 1,100 ft (340 m) Highest elevation (Mount Davis) 3,213 ft (979 m)49 more rows
The 42-Non I/M Counties Huntingdon, Indiana, Jefferson, Juniata, Lawrence, McKean, Mifflin, Monroe, Montour, Northumberland, Perry, Pike, Potter, Schuylkill, Snyder, Somerset, Sullivan, Susquehanna, Tioga, Union, Venango, Warren, Wayne and Wyoming counties.
PA can be broken into 5 physical regions. The Erie Lowland or Coastal Plain is low and flat.
In 2011, Pennsylvania amended its traditional law of self-defense, including the “Castle Doctrine” that governed the use of deadly force in cases of self-defense in one's home, to include a so-called “Stand Your Ground” or “Shoot First” provision.
Under the doctrine of consentable lines, a party must establish that each party has claimed the land on their side of the line as their own and that the occupation has occurred for the statutory period of 21 years. Quoting the Supreme Court in Zeglin v. Gahagen, 812 A. 2d 558 (Pa.