<Table> <Tr> <Th> Rank </Th> <Th> City </Th> <Th> Population ( 2015 Census ) </Th> <Th> County </Th> <Th> Motto </Th> <Th> Image </Th> <Th> Description </Th> </Tr> <Tr> <Td> </Td> <Td> Philadelphia </Td> <Td> 1,567,448 </Td> <Td> Philadelphia </Td> <Td> `` Philadelphia maneto '' ( `` Let brotherly love endure '' ) </Td> <Td> </Td> <Td> The largest city in the Commonwealth of Pennsylvania , Philadelphia was founded on October 27 , 1682 , by William Penn . It is known as the `` City of Brotherly Love '' because `` Philadelphia '' is Greek for `` brotherly love '' . It is home to such major league sports teams as the 76ers , Phillies , Flyers , and Eagles . Philadelphia is also home to the monumental Liberty Bell . </Td> </Tr> <Tr> <Td> </Td> <Td> Pittsburgh </Td> <Td> 304,391 </Td> <Td> Allegheny </Td> <Td> `` Benigno Numine '' ( `` With the Benevolent Deity '' also translated as `` By the favor of heaven '' ) </Td> <Td> </Td> <Td> Known as the steel city due to the steel factories of the late 19th century and the beginning of the 20th century . Pittsburgh was a huge contributor of steel during World War II , producing 95 million tons of steel . The city is located at the confluence of the Allegheny and the Monongahela Rivers , where they meet to form the Ohio River . While the city is historically known for its steel industry , today it is largely based on healthcare , education , and technology . Pittsburgh is also home to the Pittsburgh Steelers , who have won an NFL - record six Super Bowls , as well as the Pirates and Penguins . </Td> </Tr> <Tr> <Td> </Td> <Td> Allentown </Td> <Td> 120,207 </Td> <Td> Lehigh </Td> <Td> `` Sic Semper Tyrannis '' </Td> <Td> </Td> <Td> Located on the Lehigh River , Allentown is the largest of three adjacent cities that make up a region of eastern Pennsylvania and western New Jersey known as the Lehigh Valley , with the cities of Bethlehem and Easton nearby . Allentown is 60 miles ( 97 km ) north of Philadelphia , 80 miles ( 130 km ) east of Harrisburg , the state capital , and 90 miles ( 140 km ) west of New York City , the nation 's largest city . </Td> </Tr> <Tr> <Td> </Td> <Td> Erie </Td> <Td> 99,475 </Td> <Td> Erie </Td> <Td> n / a </Td> <Td> </Td> <Td> Named after the Great Lake of the same name , Erie is known as the flagship city because of the presence of Oliver Hazard Perry 's flagship Niagara . Erie has also been called the Gem City because of the sparkling lake . Erie is home of the Erie SeaWolves of the Double A Eastern League . The SeaWolves are the Double A affiliate of the Detroit Tigers . </Td> </Tr> <Tr> <Td> </Td> <Td> Reading </Td> <Td> 87,879 </Td> <Td> Berks </Td> <Td> n / a </Td> <Td> </Td> <Td> The city lent its name to the now - defunct Reading Railroad , which brought anthracite coal from the Pennsylvania Coal Region to cities along the Schuylkill River . The railroad is one of the four railroad properties in the classic English - language version of the Monopoly board game . During the general decline of heavy manufacturing , Reading was one of the first localities where outlet shopping became a tourist industry . It has been known as `` The Pretzel City '' because of numerous local pretzel bakeries . It is also known as `` Baseballtown , '' after the Reading Phillies trademarked this moniker to market Reading 's rich baseball history . </Td> </Tr> <Tr> <Td> 6 </Td> <Td> Upper Darby </Td> <Td> 82,795 </Td> <Td> Delaware </Td> <Td> </Td> <Td> </Td> <Td> Upper Darby Township is a home rule township bordering West Philadelphia in Delaware County , Pennsylvania , United States . Upper Darby is also home to the Tower Theater , a historic music venue on 69th Street built in the 1920s . Upper Darby 's population is diverse , representing over 100 ethnic cultures . The township hosts a range of housing types including densely populated rowhouse sections , tree - lined neighborhoods of turn - of - the - century single - family houses and mid-century developments . It is Pennsylvania 's sixth most populous municipality . </Td> </Tr> <Tr> <Td> 7 </Td> <Td> Scranton </Td> <Td> 77,118 </Td> <Td> Lackawanna </Td> <Td> `` Embracing Our People , Our Traditions , and Our Future '' </Td> <Td> </Td> <Td> Scranton is the geographic and cultural center of the Lackawanna River valley . It is the largest city located in
<Table> <Tr> <Th> Rank </Th> <Th> City </Th> <Th> Population ( 2015 Census ) </Th> <Th> County </Th> <Th> Motto </Th> <Th> Image </Th> <Th> Description </Th> </Tr> <Tr> <Td> </Td> <Td> Philadelphia </Td> <Td> 1,567,448 </Td> <Td> Philadelphia </Td> <Td> `` Philadelphia maneto '' ( `` Let brotherly love endure '' ) </Td> <Td> </Td> <Td> The largest city in the Commonwealth of Pennsylvania , Philadelphia was founded on October 27 , 1682 , by William Penn . It is known as the `` City of Brotherly Love '' because `` Philadelphia '' is Greek for `` brotherly love '' . It is home to such major league sports teams as the 76ers , Phillies , Flyers , and Eagles . Philadelphia is also home to the monumental Liberty Bell . </Td> </Tr> <Tr> <Td> </Td> <Td> Pittsburgh </Td> <Td> 304,391 </Td> <Td> Allegheny </Td> <Td> `` Benigno Numine '' ( `` With the Benevolent Deity '' also translated as `` By the favor of heaven '' ) </Td> <Td> </Td> <Td> Known as the steel city due to the steel factories of the late 19th century and the beginning of the 20th century . Pittsburgh was a huge contributor of steel during World War II , producing 95 million tons of steel . The city is located at the confluence of the Allegheny and the Monongahela Rivers , where they meet to form the Ohio River . While the city is historically known for its steel industry , today it is largely based on healthcare , education , and technology . Pittsburgh is also home to the Pittsburgh Steelers , who have won an NFL - record six Super Bowls , as well as the Pirates and Penguins . </Td> </Tr> <Tr> <Td> </Td> <Td> Allentown </Td> <Td> 120,207 </Td> <Td> Lehigh </Td> <Td> `` Sic Semper Tyrannis '' </Td> <Td> </Td> <Td> Located on the Lehigh River , Allentown is the largest of three adjacent cities that make up a region of eastern Pennsylvania and western New Jersey known as the Lehigh Valley , with the cities of Bethlehem and Easton nearby . Allentown is 60 miles ( 97 km ) north of Philadelphia , 80 miles ( 130 km ) east of Harrisburg , the state capital , and 90 miles ( 140 km ) west of New York City , the nation 's largest city . </Td> </Tr> <Tr> <Td> </Td> <Td> Erie </Td> <Td> 99,475 </Td> <Td> Erie </Td> <Td> n / a </Td> <Td> </Td> <Td> Named after the Great Lake of the same name , Erie is known as the flagship city because of the presence of Oliver Hazard Perry 's flagship Niagara . Erie has also been called the Gem City because of the sparkling lake . Erie is home of the Erie SeaWolves of the Double A Eastern League . The SeaWolves are the Double A affiliate of the Detroit Tigers . </Td> </Tr> <Tr> <Td> </Td> <Td> Reading </Td> <Td> 87,879 </Td> <Td> Berks </Td> <Td> n / a </Td> <Td> </Td> <Td> The city lent its name to the now - defunct Reading Railroad , which brought anthracite coal from the Pennsylvania Coal Region to cities along the Schuylkill River . The railroad is one of the four railroad properties in the classic English - language version of the Monopoly board game . During the general decline of heavy manufacturing , Reading was one of the first localities where outlet shopping became a tourist industry . It has been known as `` The Pretzel City '' because of numerous local pretzel bakeries . It is also known as `` Baseballtown , '' after the Reading Phillies trademarked this moniker to market Reading 's rich baseball history . </Td> </Tr> <Tr> <Td> 6 </Td> <Td> Upper Darby </Td> <Td> 82,795 </Td> <Td> Delaware </Td> <Td> </Td> <Td> </Td> <Td> Upper Darby Township is a home rule township bordering West Philadelphia in Delaware County , Pennsylvania , United States . Upper Darby is also home to the Tower Theater , a historic music venue on 69th Street built in the 1920s . Upper Darby 's population is diverse , representing over 100 ethnic cultures . The township hosts a range of housing types including densely populated rowhouse sections , tree - lined neighborhoods of turn - of - the - century single - family houses and mid-century developments . It is Pennsylvania 's sixth most populous municipality . </Td> </Tr> <Tr> <Td> 7 </Td> <Td> Scranton </Td> <Td> 77,118 </Td> <Td> Lackawanna </Td> <Td> `` Embracing Our People , Our Traditions , and Our Future '' </Td> <Td> </Td> <Td> Scranton is the geographic and cultural center of the Lackawanna River valley . It is the largest city located in
what is the most populated city in pennsylvania
what is the most populated city in pennsylvania
Philadelphia
Philadelphia