Philadelphia is the largest city in Pennsylvania and the fifth-most-populous city in the United States.

In 2008, the population of the city proper was estimated to be more than 1.54 million, while the Greater Philadelphia metropolitan area's population of 5.8 million made it the country's fifth largest. The city, which lies about 80 miles (130 km) southwest of New York City, is the nation's fourth-largest urban area by population and its fourth-largest consumer media market, as ranked by the Nielsen Media Research.