Pennsylvania, in the northeastern U.S., is the “Keystone State” for its central role in the founding of the U.S. With 12.9 million people, Harrisburg is the capital, while Philadelphia, a historic city known for its role in the American Revolution, is the largest city.
10 Largest Cities in Pennsylvania
1. Philadelphia (Pennsylvania)
City Facts
- County: Philadelphia (city and county are consolidated)
- Area: 142.71 sq mi
- Population: Approximately 1.6 million
- Area Codes: 215, 267, 445
- Zip Codes: 19101–19150, 19152–19154, 19160–19169, 19170–19179, 19182–19187, 19188, 19190–19193
- Latitude/Longitude: 39.9526° N, 75.1652° W
Location and History
Philadelphia, located in southeastern Pennsylvania along the Delaware River, is the largest city in the state and a major cultural and historical hub. Founded in 1682 by William Penn, it played a crucial role in the American Revolution and was the site of the Second Continental Congress. Philadelphia was the temporary U.S. capital from 1790 to 1800 while Washington, D.C., was under construction. The city is known for its rich history, diverse cultural institutions, and its role in shaping American democracy. It continues to be a vital center for education, medicine, and finance.
Major Landmarks
- Liberty Bell: An iconic symbol of American independence, located in the Liberty Bell Center.
- Independence Hall: The site where the Declaration of Independence and the U.S. Constitution were debated and adopted.
- Philadelphia Museum of Art: Home to a vast collection of artworks and famous for the “Rocky Steps” leading up to its entrance.
- Reading Terminal Market: A historic market offering a wide variety of food vendors and local produce.
- The Franklin Institute: A science museum with interactive exhibits and a focus on science education.
Major Highways
Philadelphia is served by several major highways that facilitate both regional and interstate travel. Interstate 95 (I-95) runs north-south along the eastern seaboard, connecting Philadelphia to New York City and Washington, D.C. Interstate 76 (I-76), also known as the Schuylkill Expressway, runs east-west through the city, linking it to Pittsburgh and the western parts of Pennsylvania. Interstate 476 (I-476), the Blue Route, provides a north-south route connecting Philadelphia to the suburbs and points further north. U.S. Route 30 runs east-west, offering additional connectivity to regional destinations. These highways are crucial for transportation and support Philadelphia’s role as a major economic and cultural center.
2. Pittsburgh (Pennsylvania)
City Facts
- County: Allegheny
- Area: 58.35 sq mi
- Population: Approximately 300,000
- Area Codes: 412, 724, 878
- Zip Codes: 15106, 15108, 15112, 15120, 15201–15230, 15232–15238, 15241–15243, 15260–15265, 15267–15275
- Latitude/Longitude: 40.4406° N, 79.9959° W
Location and History
Pittsburgh, situated in southwestern Pennsylvania at the confluence of the Allegheny, Monongahela, and Ohio Rivers, is known for its transformation from an industrial hub to a center for education, healthcare, and technology. Founded in 1758, the city grew rapidly during the 19th century due to its steel industry. The decline of steel production in the latter half of the 20th century led Pittsburgh to diversify its economy, focusing on technology, healthcare, and education. Today, it is recognized for its cultural amenities, vibrant neighborhoods, and as a key player in the region’s economy.
Major Landmarks
- Heinz Field: Home to the Pittsburgh Steelers (NFL) and Pittsburgh Panthers (NCAA football).
- Phipps Conservatory and Botanical Gardens: A historic conservatory with extensive plant collections and gardens.
- Carnegie Museum of Natural History: Features extensive exhibits on natural history and paleontology.
- The Andy Warhol Museum: Dedicated to the life and works of Pittsburgh native Andy Warhol.
- Point State Park: A scenic park located at the confluence of the three rivers, offering recreational activities and historical markers.
Major Highways
Pittsburgh is connected by several major highways that facilitate regional and interstate travel. Interstate 76 (I-76), also known as the Pennsylvania Turnpike, runs east-west through the city, linking Pittsburgh to Philadelphia and the eastern parts of the state. Interstate 279 (I-279) provides north-south connectivity within the city, linking to Interstate 376 (I-376), which runs east-west through Pittsburgh, connecting it to the airport and the western regions of Pennsylvania. U.S. Route 22 runs east-west, offering additional connectivity to surrounding areas and cities. These highways are essential for transportation and support Pittsburgh’s role as a major regional center.
3. Allentown (Pennsylvania)
City Facts
- County: Lehigh
- Area: 18.40 sq mi
- Population: Approximately 125,000
- Area Codes: 610, 484
- Zip Codes: 18101, 18102, 18103, 18104, 18109, 18195
- Latitude/Longitude: 40.6084° N, 75.4901° W
Location and History
Allentown is located in eastern Pennsylvania, along the Lehigh River. Founded in the mid-18th century, it grew as an industrial center during the 19th and early 20th centuries, particularly in textiles and steel. The city has since diversified its economy and is now known for its vibrant arts scene, historic architecture, and as a regional center for business and commerce. Allentown’s strategic location between Philadelphia and New York City contributes to its role as a key player in the region’s economy.
Major Landmarks
- America on Wheels Museum: Showcases the history of transportation through various exhibits and collections.
- Allentown Art Museum: Features a diverse collection of artworks, including American and European pieces.
- Dorney Park & Wildwater Kingdom: A large amusement and water park offering rides, attractions, and entertainment.
- Historic Bethlehem: Located nearby, it features preserved 18th-century Moravian buildings and museums.
- Lehigh Valley Zoo: Offers a range of animal exhibits and educational programs.
Major Highways
Allentown is served by several major highways that facilitate regional and interstate travel. Interstate 78 (I-78) runs east-west through the city, linking Allentown to Harrisburg and the New Jersey border. Interstate 476 (I-476), also known as the Northeast Extension of the Pennsylvania Turnpike, provides north-south connectivity to the Philadelphia area and points further north. U.S. Route 22 runs east-west, offering additional connectivity to surrounding cities and regions. These highways are crucial for transportation and support Allentown’s role as a regional center.
4. Erie (Pennsylvania)
City Facts
- County: Erie
- Area: 19.16 sq mi
- Population: Approximately 90,000
- Area Codes: 814
- Zip Codes: 16501, 16502, 16503, 16504, 16505, 16506, 16507, 16508, 16509
- Latitude/Longitude: 42.1292° N, 80.0850° W
Location and History
Erie is located in the northwestern part of Pennsylvania, along the shores of Lake Erie. Founded in the late 18th century, the city played a significant role in the development of the region due to its location as a port on Lake Erie. Historically known for its shipping and manufacturing industries, Erie has diversified its economy to include education, healthcare, and tourism. The city’s waterfront location provides opportunities for recreation and contributes to its appeal as a destination for visitors.
Major Landmarks
- Presque Isle State Park: Offers beaches, trails, and scenic views along the Lake Erie shoreline.
- Erie Maritime Museum: Features exhibits on maritime history and the U.S. Brig Niagara.
- Waldameer Park & Water World: An amusement and water park with a variety of rides and attractions.
- Lake Erie Arboretum at Frontier Park: Provides botanical gardens and green spaces for community enjoyment.
- The Erie Art Museum: Houses a collection of American and contemporary art.
Major Highways
Erie is connected by several key highways that facilitate regional and interstate travel. Interstate 90 (I-90) runs east-west through the city, linking Erie to Buffalo, New York, and Cleveland, Ohio. Interstate 79 (I-79) runs north-south, connecting Erie to Pittsburgh and the southern parts of Pennsylvania. U.S. Route 20 runs east-west, providing additional connectivity to surrounding towns and cities. These highways are essential for transportation and support Erie’s economic and recreational activities.
5. Reading (Pennsylvania)
City Facts
- County: Berks
- Area: 10.21 sq mi
- Population: Approximately 95,000
- Area Codes: 610, 484
- Zip Codes: 19601, 19602, 19603, 19604, 19605, 19606
- Latitude/Longitude: 40.3350° N, 75.9269° W
Location and History
Reading is located in southeastern Pennsylvania and has a history that reflects its development as an industrial and commercial center. Founded in the early 18th century, the city became a significant hub for the textile and manufacturing industries during the 19th century. Today, Reading is known for its diverse cultural heritage, historic architecture, and role as a center for business and education. The city has experienced revitalization efforts aimed at enhancing its economic and community development.
Major Landmarks
- Reading Public Museum: Features a range of exhibits, including art, science, and local history.
- GoggleWorks Center for the Arts: A creative space offering art classes, workshops, and exhibitions.
- Berks County Heritage Center: Showcases the region’s history and heritage through various exhibits and programs.
- Pagoda: A historic landmark offering panoramic views of the city and surrounding areas.
- Reading Terminal Market: A vibrant marketplace offering diverse food vendors and local products.
Major Highways
Reading is served by several major highways that support regional and interstate travel. U.S. Route 422 runs east-west through the city, linking Reading to Philadelphia and the western parts of Pennsylvania. Interstate 176 (I-176) provides north-south connectivity to the Pennsylvania Turnpike and points further south. U.S. Route 222 runs north-south, connecting Reading to Lancaster and the southern regions of Pennsylvania. These highways are crucial for transportation and support Reading’s economic and community development.
6. Allentown (Pennsylvania)
City Facts
- County: Lehigh
- Area: 18.40 sq mi
- Population: Approximately 125,000
- Area Codes: 610, 484
- Zip Codes: 18101, 18102, 18103, 18104, 18109, 18195
- Latitude/Longitude: 40.6084° N, 75.4901° W
Location and History
Allentown, situated in eastern Pennsylvania, has evolved from an industrial center into a vibrant urban area known for its cultural and economic significance. Established in the mid-18th century, the city grew rapidly during the industrial era and became a major player in textiles and manufacturing. Today, Allentown is recognized for its revitalized downtown, diverse cultural institutions, and as a key economic hub within the Lehigh Valley. The city continues to thrive with a focus on community development and regional growth.
Major Landmarks
- America on Wheels Museum: Highlights the history of transportation with a variety of exhibits and collections.
- Allentown Art Museum: Features an extensive collection of American and European art.
- Dorney Park & Wildwater Kingdom: A large amusement park and water park offering rides, attractions, and entertainment.
- Historic Bethlehem: Nearby historic area featuring preserved 18th-century Moravian buildings.
- Lehigh Valley Zoo: Offers educational programs and animal exhibits for visitors.
Major Highways
Allentown is connected by several major highways that facilitate regional and interstate travel. Interstate 78 (I-78) runs east-west through the city, linking Allentown to Harrisburg and the New Jersey border. Interstate 476 (I-476), the Northeast Extension of the Pennsylvania Turnpike, provides north-south connectivity to Philadelphia and points further north. U.S. Route 22 runs east-west, offering additional connectivity to surrounding cities and regions. These highways are essential for transportation and support Allentown’s role as a regional center.
7. Scranton (Pennsylvania)
City Facts
- County: Lackawanna
- Area: 25.57 sq mi
- Population: Approximately 76,000
- Area Codes: 570, 272
- Zip Codes: 18501, 18502, 18503, 18504, 18505, 18509
- Latitude/Longitude: 41.4084° N, 75.6624° W
Location and History
Scranton, located in northeastern Pennsylvania, is known for its rich industrial history and its role as a center for coal mining and manufacturing. Founded in the early 19th century, the city was a major hub for the coal industry during the industrial revolution. Scranton’s economy has diversified in recent decades, with a focus on education, healthcare, and tourism. The city retains its historical charm while embracing modern development and cultural initiatives.
Major Landmarks
- Steamtown National Historic Site: Preserves the history of steam railroading and features a collection of locomotives and railcars.
- Electric City Trolley Museum: Highlights Scranton’s role in the development of electric trolleys and public transportation.
- Lackawanna Coal Mine Tour: Offers an underground tour of a historic coal mine, providing insight into the region’s mining history.
- Nay Aug Park: Features recreational facilities, trails, and a scenic gorge.
- The University of Scranton: A private Jesuit university with a significant impact on the local community.
Major Highways
Scranton is connected by several key highways that support regional and interstate travel. Interstate 81 (I-81) runs north-south through the city, linking Scranton to Harrisburg and the southern parts of the state. Interstate 84 (I-84) runs east-west, providing connectivity to New York City and the western regions of Pennsylvania. U.S. Route 11 runs north-south, offering additional access to surrounding areas. These highways are essential for transportation and support Scranton’s economic and community development.
8. Bethlehem (Pennsylvania)
City Facts
- County: Northampton, Lehigh
- Area: 19.24 sq mi
- Population: Approximately 75,000
- Area Codes: 610, 484
- Zip Codes: 18015, 18016, 18017, 18018
- Latitude/Longitude: 40.6250° N, 75.3705° W
Location and History
Bethlehem, located in eastern Pennsylvania along the Lehigh River, has a rich history rooted in its early industrial and manufacturing sectors. Founded in 1741 by Moravians, the city became a significant center for steel production during the 19th and early 20th centuries. Today, Bethlehem is known for its historic downtown, vibrant cultural scene, and as the site of the former Bethlehem Steel plant, which has been redeveloped into a cultural and entertainment district.
Major Landmarks
- SteelStacks: A cultural and arts center located on the site of the former Bethlehem Steel plant, featuring concerts and festivals.
- Moravian Museum of Bethlehem: Offers exhibits on the city’s Moravian heritage and early history.
- Bethlehem Historic District: Includes preserved 18th-century buildings and landmarks.
- Burnside Plantation: A historic farm offering educational programs and events.
- The Sands Casino Resort Bethlehem: A major entertainment complex with gaming, dining, and events.
Major Highways
Bethlehem is connected by several major highways that facilitate regional and interstate travel. Interstate 78 (I-78) runs east-west through the city, linking Bethlehem to Harrisburg and the New Jersey border. Interstate 476 (I-476), also known as the Northeast Extension of the Pennsylvania Turnpike, provides north-south connectivity to Philadelphia and points further north. U.S. Route 22 runs east-west, offering additional connectivity to surrounding cities and regions. These highways are crucial for transportation and support Bethlehem’s economic and cultural development.
9. Harrisburg (Pennsylvania)
City Facts
- County: Dauphin
- Area: 7.66 sq mi
- Population: Approximately 50,000
- Area Codes: 717
- Zip Codes: 17101, 17102, 17103, 17104, 17109, 17110, 17111, 17112
- Latitude/Longitude: 40.2732° N, 76.8860° W
Location and History
Harrisburg, the capital of Pennsylvania, is situated along the Susquehanna River in south-central Pennsylvania. Founded in 1791, the city has a long history as a center of government and industry. Harrisburg played a key role during the Civil War and has been a significant hub for transportation and commerce in the region. Today, the city serves as the state capital, with a focus on government, education, and healthcare, while also embracing its rich historical legacy.
Major Landmarks
- Pennsylvania State Capitol: A historic building featuring impressive architecture and serving as the center of state government.
- The National Civil War Museum: Provides extensive exhibits on the Civil War and its impact.
- Susquehanna Riverwalk: Offers scenic views and recreational opportunities along the river.
- Harrisburg’s Broad Street Market: A historic market with local vendors and a variety of food options.
- State Museum of Pennsylvania: Features exhibits on the state’s history, culture, and natural resources.
Major Highways
Harrisburg is connected by several major highways that support regional and interstate travel. Interstate 81 (I-81) runs north-south through the city, linking Harrisburg to Scranton and the southern parts of the state. Interstate 76 (I-76), also known as the Pennsylvania Turnpike, runs east-west, connecting Harrisburg to Philadelphia and Pittsburgh. U.S. Route 22 runs east-west, offering additional connectivity to surrounding areas. These highways are essential for transportation and support Harrisburg’s role as the state capital.
10. Lancaster (Pennsylvania)
City Facts
- County: Lancaster
- Area: 7.27 sq mi
- Population: Approximately 60,000
- Area Codes: 717
- Zip Codes: 17601, 17602, 17603, 17604
- Latitude/Longitude: 40.0379° N, 76.3055° W
Location and History
Lancaster is located in south-central Pennsylvania and is known for its rich history and role as a center of the Amish community. Founded in 1730, Lancaster was once the capital of the United States for one day in 1777 during the American Revolution. The city is renowned for its historic architecture, vibrant cultural scene, and its role as a gateway to Pennsylvania Dutch Country. Lancaster continues to celebrate its heritage while embracing modern development.
Major Landmarks
- Lancaster Central Market: One of the oldest continuously operating farmers’ markets in the U.S.
- The Amish Farm and House: Offers insights into the lifestyle and culture of the Amish community.
- Fulton Theatre: A historic theater featuring a variety of performances and cultural events.
- LancasterHistory.org: Provides exhibits and resources on local history and heritage.
- Wheatland: The historic home of James Buchanan, the 15th President of the United States.
Major Highways
Lancaster is connected by several major highways that support regional and interstate travel. U.S. Route 30 runs east-west through the city, linking Lancaster to Philadelphia and York. U.S. Route 222 runs north-south, connecting Lancaster to Reading and the southern parts of Pennsylvania. Interstate 283 (I-283) provides a direct route to Harrisburg and the Pennsylvania Turnpike, facilitating access to broader regional destinations. These highways are essential for transportation and support Lancaster’s role as a key city in the region.