Philadelphia, identified colloquially as Philly, is the biggest city in the U.S. state and Commonwealth of Pennsylvania, and the sixth-most populous U.S. city with a 2018 census-estimated population of 1,584,138. Considering that 1854, the city has had the same geographic boundaries as Philadelphia County, the most populous county in Pennsylvania and the urban core of the eighth-biggest U.S. metropolitan statistical location, with more than 6 million residents as of 2017. Philadelphia is also the economic and cultural anchor of the better Delaware Valley, located along the reduced Delaware and Schuylkill Rivers, inside of the Northeast megalopolis. The Delaware Valley’s population of seven.two million ranks it as the eighth-biggest mixed statistical location in the United States.
Philadelphia is one particular of the oldest municipalities in the United States. William Penn, an English Quaker, founded the city in 1682 to serve as capital of the Pennsylvania Colony. Philadelphia played an instrumental part in the American Revolution as a meeting spot for the Founding Fathers of the United States, who signed the Declaration of Independence in 1776 at the 2nd Continental Congress, and the Constitution at the Philadelphia Convention of 1787. Numerous other key events occurred in Philadelphia throughout the Revolutionary War which includes the 1st Continental Congress, the preservation of the Liberty Bell, the Battle of Germantown, and the Siege of Fort Mifflin. Philadelphia remained the nation’s biggest city till currently being overtaken by New York City in 1790 the city was also one particular of the nation’s capitals throughout the revolution, serving as temporary U.S. capital even though Washington, D.C. was under development. In the 19th century, Philadelphia became a key industrial center and a railroad hub. The city grew from an influx of European immigrants, most of whom came from Ireland, Italy and Germany—the three biggest reported ancestry groups in the city as of 2015. In the early 20th century, Philadelphia became a prime destination for African Americans throughout the Great Migration right after the Civil War, as well as Puerto Ricans. The city’s population doubled from one particular million to two million people in between 1890 and 1950.
The Philadelphia area’s numerous universities and colleges make it a leading review destination, as the city has evolved into an educational and economic hub. As of 2019, the Philadelphia metropolitan location is estimated to generate a gross metropolitan merchandise (GMP) of $490 billion. Philadelphia is the center of economic activity in Pennsylvania and is residence to five Fortune 1000 firms. The Philadelphia skyline is expanding, with a market place of virtually 81,900 commercial properties in 2016, which includes numerous nationally prominent skyscrapers. Philadelphia has far more outside sculptures and murals than any other American city. Fairmount Park, when mixed with the adjacent Wissahickon Valley Park in the same watershed, is one particular of the biggest contiguous urban park areas in the United States. The city is identified for its arts, culture, cuisine, philadelphia escorts and colonial history, attracting 42 million domestic visitors in 2016 who spent $6.eight billion, creating an estimated $eleven billion in complete economic effect in the city and surrounding four counties of Pennsylvania. Philadelphia has also emerged as a biotechnology hub.