Philadelphia is the largest city in Pennsylvania and one of the most historically significant cities in the United States. It sits at the confluence of the Delaware and Schuylkill Rivers and serves as a major hub for culture, education, healthcare, and regional commerce.
Philadelphia—often called “Philly” or “The City of Brotherly Love”—is a consolidated city‑county founded in 1682 by William Penn. It is the sixth‑most populous U.S. city, with an estimated 2025 population of 1,574,281.

