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Philadelphia metropolitan area

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A beautiful night view of Philadelphia's skyline across the river, with soft blue lighting and reflections in the water.

The Philadelphia metropolitan area, also called the Delaware Valley or Greater Philadelphia, is a big area in the Northeastern United States around the city of Philadelphia. Philadelphia is the sixth-most populous city in the United States. The area reaches into four states: southeastern Pennsylvania, southern New Jersey, northern Delaware, and the northern Eastern Shore of Maryland. It is the ninth-largest metropolitan area in the country.

Many important cities are part of this area, such as Reading, Upper Darby Township, Atlantic City, Cherry Hill, Wilmington, and Dover. The area has a strong economy, with a gross domestic product over US$557 billion, making it the 11th-largest metropolitan economy in the nation.

Philadelphia has played a big role in American history. It was the revolutionary capital during the colonial era, where leaders adopted the Declaration of Independence and formed the Continental Army. Later, it was the nation's first capital before Washington, D.C. was built. Today, the area is known for its top universities, including the University of Pennsylvania, one of the Ivy League schools. It is also a key place for biotechnology and has become a center for logistics in South Jersey. The region has its own special dialect, food, music, and is very passionate about its five professional sports teams.

Geography and population

See also: Geography of Pennsylvania, Geography of New Jersey, and Geography of Delaware

The drainage basin of the Delaware River

The Philadelphia metropolitan area is close to the Delaware River and its three main tributaries, the Schuylkill River, Lehigh River, and Brandywine Creek.

U.S. government agencies define areas with many people and strong economic links as metropolitan statistical areas (MSAs). These are grouped into combined statistical areas (CSAs) based on travel patterns.

Population density in the Philadelphia urban area

As of the 2020 U.S. census, the Philadelphia–Camden–Wilmington metropolitan statistical area is the seventh-largest MSA in the nation with 6,245,051 people. The MSA includes parts of Pennsylvania, New Jersey, and Delaware.

The Philadelphia metropolitan area is part of the Northeast megalopolis, the second-most highly populated megaregion of the U.S. with 52.3 million residents.

The Philadelphia–Reading–Camden, PA-NJ-DE-MD combined statistical area had a population of 7,379,700 in 2020, making it the nation's ninth-largest combined statistical area. It includes the Philadelphia-Camden-Wilmington MSA and several smaller areas.

All of this area has a Humid Subtropical climate.

**Maryland** **Köppen Climate Types**
**Pennsylvania Köppen Climate Types**
**Delaware** **Köppen Climate Types**
**New Jersey Köppen Climate Types**
Historical population
CensusPop.
1820171,430
1830228,20333.1%
1840305,27833.8%
1850467,05353.0%
1860636,02936.2%
1870841,23032.3%
18801,062,67726.3%
18901,391,15730.9%
19001,892,49636.0%
19102,268,20919.9%
19202,714,27119.7%
19303,137,04015.6%
19403,299,6375.2%
19503,671,04811.3%
19604,757,46229.6%
19705,317,40711.8%
19805,240,039−1.5%
19905,435,4683.7%
20005,687,1474.6%
20105,965,3434.9%
20206,245,0514.7%
2022 (est.)6,241,164−0.1%
U.S. Decennial Census
County2021 estimate2020 censusChangeAreaDensity
Philadelphia City, PA1,576,2511,603,797−1.72%134.28 sq mi (347.8 km2)11,739/sq mi (4,532/km2)
Montgomery County, PA860,578856,553+0.47%483 sq mi (1,250 km2)1,782/sq mi (688/km2)
Bucks County, PA646,098646,538−0.07%604 sq mi (1,560 km2)1,070/sq mi (413/km2)
Delaware County, PA573,849576,830−0.52%184 sq mi (480 km2)3,119/sq mi (1,204/km2)
New Castle County, DE571,708570,719+0.17%426 sq mi (1,100 km2)1,342/sq mi (518/km2)
Chester County, PA538,649534,413+0.79%751 sq mi (1,950 km2)717/sq mi (277/km2)
Camden County, NJ523,771523,485+0.05%221.26 sq mi (573.1 km2)2,367/sq mi (914/km2)
Burlington County, NJ464,269461,860+0.52%798.58 sq mi (2,068.3 km2)581/sq mi (224/km2)
Gloucester County, NJ304,477302,294+0.72%322 sq mi (830 km2)946/sq mi (365/km2)
Cecil County, MD103,725104,870−1.09%418 sq mi (1,080 km2)251/sq mi (97/km2)
Salem County, NJ65,04664,837+0.32%331.9 sq mi (860 km2)196/sq mi (76/km2)
Philadelphia MSA6,228,6016,245,051−0.26%4,602.02 sq mi (11,919.2 km2)1,353/sq mi (523/km2)
County2021 estimate2020 censusChangeAreaDensity
Philadelphia MSA6,228,6016,245,051−0.26%4,602.02 sq mi (11,919.2 km2)1,353/sq mi (523/km2)
Berks County, PA429,342428,849+0.11%857 sq mi (2,220 km2)501/sq mi (193/km2)
Atlantic County, NJ274,966274,534+0.16%555.7 sq mi (1,439 km2)495/sq mi (191/km2)
Kent County, DE184,149181,851+1.26%586 sq mi (1,520 km2)314/sq mi (121/km2)
Cumberland County, NJ153,627154,152−0.34%483.7 sq mi (1,253 km2)318/sq mi (123/km2)
Cape May County, NJ95,66195,263+0.42%251.42 sq mi (651.2 km2)380/sq mi (147/km2)
Philadelphia CSA7,366,3467,379,700−0.18%7,335.84 sq mi (18,999.7 km2)1,004/sq mi (388/km2)

Subregions

The Philadelphia–Reading–Camden combined statistical area includes sixteen counties in four states. In Pennsylvania, the five counties are known as Southeastern Pennsylvania. Besides Philadelphia, important towns include Upper Darby Township and Bensalem Township. Berks County, home to Reading, sometimes is not counted as part of Southeastern Pennsylvania.

In New Jersey, seven counties are part of the area in South Jersey. Places like Atlantic City, Cape May County, New Jersey, and the Jersey Shore, including Margate City, Ventnor City, the Wildwoods, Northfield, and Sea Isle City, are popular spots for visitors. Other important towns are Cherry Hill and Camden, located across the Delaware River from Philadelphia.

In Delaware, two counties make up most of the state's land and people, with Wilmington being the biggest city. The part of Maryland included is in the Eastern Shore of Maryland.

Many people in Greater Philadelphia were born in India, making it the largest foreign-born group in the area.

Largest municipalities

Philadelphia, the most populous city in the metropolitan area and the sixth-most populous city in the nation with over 1.6 million residents
Reading, Pennsylvania

See also: List of municipalities in Delaware, List of municipalities in Maryland, List of municipalities in New Jersey, and List of municipalities in Pennsylvania

The following municipalities are all within the Philadelphia–Reading–Camden combined statistical area as of the 2020 census:

CityPop.CountyState
Philadelphia1,603,797PhiladelphiaPA
Reading95,112BerksPA
Upper Darby Township85,681DelawarePA
Cherry Hill74,553CamdenNJ
Camden71,792CamdenNJ
Wilmington70,898New CastleDE
Gloucester Township66,034CamdenNJ
Lower Merion Township63,633MontgomeryPA
Bensalem Township62,707BucksPA
Vineland60,780CumberlandNJ

Abington Township58,502MontgomeryPA
Bristol Township54,291BucksPA
Haverford Township50,437DelawarePA
Washington Township48,667GloucesterNJ
Egg Harbor Township47,842AtlanticNJ
Evesham Township46,826BurlingtonNJ
Middletown Township46,040BucksPA

Mount Laurel44,633BurlingtonNJ
Northampton Township39,915BucksPA
Winslow Township39,907CamdenNJ

Climate

The Philadelphia metropolitan area experiences four distinct seasons with plenty of rain throughout the year. The climate is mostly humid subtropical, meaning it is warm and sticky in summer and cool in winter, with some areas having hotter summers and more cold winters.

Snow can change a lot from year to year. The area is home to two ski resorts: Bear Creek Mountain Resort in Longswamp Township, Berks County and Spring Mountain Adventures in central Montgomery County.

Economy

Further information: Economy of Philadelphia

The Philadelphia–Camden–Wilmington Metropolitan Statistical Area has a large economy. In 2021, its total value of goods and services was $477.58 billion, making it the tenth-largest among all areas in the United States. This amount is similar to the total economy of entire countries like Belgium, Iran, and Thailand.

Philadelphia is also a top place for new business ideas and investments, thanks to its closeness to the New York metropolitan area and strong areas for money, science, and technology.

Delaware Regional Planning Commission

Main article: Delaware Valley Regional Planning Commission

The Delaware Valley Regional Planning Commission helps plan for many counties in the Philadelphia area. It does not include the counties around Wilmington, but it does include Mercer County, New Jersey, which is part of another area near New York.

Colonial history

Further information: History of Philadelphia

Long ago, the land where Philadelphia is today belonged to the Susquehannock and Lenape people. Later, Dutch explorers arrived and named the area New Netherland. Then, Swedes, Finns, Dutch, and others settled there and called it New Sweden. Eventually, the English took control in 1664. The name "Delaware" honors a man named Thomas West, 3rd Baron De La Warr, who helped save a settlement in Virginia. In the 1700s, people from France called Huguenot also came to live along the Delaware River, leaving their mark in places like Hunterdon County, New Jersey and Bethlehem, Pennsylvania.

Transportation

See also: Transportation in Philadelphia

Many people in the Philadelphia area use expressways, trains, and buses to get to jobs and travel around cities like Philadelphia, Camden, Wilmington, and the surrounding suburbs. There are no train connections to Reading, the second-largest city in the region.

Rail

Rapid transit

Light rail

Commuter rail

SEPTA's M line at 63rd Street Station in West Philadelphia

Intercity rail

Bus service

Transit buses

Intercity bus

Major highways

The grand concourse at Philadelphia's 30th Street Station, which serves Amtrak, SEPTA Regional Rail, and NJ Transit's Atlantic City Line

Pennsylvania

New Jersey

Delaware

Maryland

Delaware River Bridges

Airports

Main article: List of airports in the Philadelphia metropolitan area

Major:

Secondary:

Ferry

The Cape May–Lewes Ferry crosses the mouth of the Delaware Bay between Cape May County, New Jersey and Sussex County, Delaware; US 9 uses this ferry.

The RiverLink Ferry operates hourly ferry service over the Delaware River between the Camden Waterfront and Penn's Landing in Philadelphia. They also operate a special event service for concerts at Freedom Mortgage Pavilion in Camden.

Colleges and universities

The Philadelphia metropolitan area is home to many colleges and universities. Some well-known schools include Swarthmore College and the Wharton School of the University of Pennsylvania, which is often ranked as one of the best business schools in the world.

Here are some of the colleges and universities in the area:

Delaware

Maryland

New Jersey

Pennsylvania

Culture

Further information: Culture of Philadelphia, Cuisine of Philadelphia, and Philadelphia English

The Philadelphia area has many big shopping places, especially in the suburbs. Two of the largest malls are the King of Prussia mall in Pennsylvania, which is the biggest in the United States, and the Cherry Hill Mall in Cherry Hill, New Jersey, the first enclosed mall on the East Coast. The Christiana Mall in Delaware is also very popular because it has tax-free shopping and is close to a major highway. As cities grow, more natural areas like farms and woods are being turned into places to live and shop, but many people have worked hard to save some land.

People in the Philadelphia area often speak a special way of talking called Mid-Atlantic American English and Philadelphia English.

Sports teams

Further information: Sports in Philadelphia

The Philadelphia area is home to many professional sports teams, including:

Media

Main article: Media in Philadelphia

The Philadelphia area is part of a big media market, sharing news and entertainment with nearby places like the Lehigh Valley. The main newspapers are The Philadelphia Inquirer and the Philadelphia Daily News. Local TV channels include KYW-TV 3 (CBS), WPVI 6 (ABC), WCAU 10 (NBC), WHYY-TV 12 (PBS), WPHL-TV 17 (MyNetworkTV), WTXF 29 (FOX), WPSG 57 (CW), and WPPX 61 (Ion). Popular radio stations include WRTI, WIOQ, WDAS (AM), and WTEL.

Area codes

The Philadelphia metropolitan area uses several area codes for different parts of the region. 215/267/445 cover the city of Philadelphia and some northern suburbs. 610/484/835 are used in southeastern Pennsylvania outside Philadelphia, including western suburbs, the Lehigh Valley, and most of Berks County.

609/640 serve central and southeastern New Jersey, including Trenton, Atlantic City, and the southern Jersey Shore. 410/443/667 cover the eastern half of Maryland, including Cecil County, and 717/223 are used in south central Pennsylvania, including western Berks County.

Politics

See also: Politics of Pennsylvania

The city of Philadelphia has always supported one political group in big elections. The areas around the city are very important in Pennsylvania’s politics. Some nearby places in New Jersey often choose the same political group, though they sometimes support others in smaller elections. In Delaware, one county leans toward this group, helping the whole state often pick the same choice. In Maryland, one county usually picks the other side.

The Philadelphia area has produced many well-known political leaders, including a former U.S. President and current governors.

2000 Presidential Election by Municipality

2004 Presidential Election by Municipality

2008 Presidential Election by Municipality

2012 Presidential Election by Municipality

2016 Presidential Election by Municipality

2020 Presidential Election by Municipality

2024 Presidential Election by Municipality

Congressional districts

The following congressional districts of the United States House of Representatives are located partly or entirely in the Philadelphia combined statistical area. Italicized counties are not part of the CSA.

Additionally, the Philadelphia metro area is represented in the United States Senate by the eight Senators from Delaware, Maryland, New Jersey, and Pennsylvania.

DistrictIncumbent
DistrictPVIIncumbentPartyCounties
DE-ALD+6Sarah McBrideDKent, New Castle, and Sussex
MD-1R+14Andy HarrisRBaltimore, Caroline, Carroll, Cecil, Dorchester, Harford, Kent, Queen Anne's, Somerset, Talbot, Wicomico, and Worcester
NJ-1D+13Donald NorcrossDBurlington, Camden, and Gloucester
NJ-2R+1Jeff Van DrewRAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester, Ocean, and Salem
NJ-3R+2Herb ConawayDBurlington and Ocean
PA-1R+1Brian FitzpatrickRBucks and Montgomery
PA-2D+25Brendan BoyleDPhiladelphia
PA-3D+41Dwight EvansDPhiladelphia
PA-4D+7Madeleine DeanDBerks and Montgomery
PA-5D+13Mary Gay ScanlonDDelaware, Montgomery, and Philadelphia
PA-6D+2Chrissy HoulahanDBerks and Chester
PA-9R+14Dan MeuserRBerks, Carbon, Columbia, Lebanon, Luzerne, Montour, Northumberland, and Schuylkill

Images

Map showing the different climate zones in Maryland based on temperature and precipitation patterns.
Map showing different climate zones in Pennsylvania.
Map showing the different climate zones in Delaware according to the Köppen climate classification.
Map showing the different climate zones in New Jersey based on temperature and rainfall patterns.
A beautiful beach view in Ocean City, New Jersey, showing the sandy shore and the ocean under a clear blue sky.
A beautiful view of downtown Wilmington, Delaware, with the Christina River reflecting the city skyline.
Logo of the Delaware Turnpike, representing a road sign for the state.

Related articles

This article is a child-friendly adaptation of the Wikipedia article on Philadelphia metropolitan area, available under CC BY-SA 4.0.

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