St. Peter's Church is a historic Episcopal church located on the corner of Third and Pine Streets in Philadelphia, Pennsylvania. It opened for worship on September 4, 1761 and served as a place of worship for many of the United States Founding Fathers during the period of the Continental Congresses. The building was designated a National Historic Landmark in 1996. The church remains an active parish; the current priest-in-charge is the Rev. Dr. Clarke French.

Philadelphia, commonly referred to as Philly, is the most populous city in the U.S. state of Pennsylvania. Philadelphia is the nation's sixth-most populous city, with a population of 1,603,797 in the 2020 census and is the urban core of the larger Delaware Valley, the nation's seventh-largest and one of the world's largest metropolitan regions consisting of 6.245 million residents in the metropolitan statistical area and 7.366 million residents in its combined statistical area. Philadelphia is known for its extensive contributions to United States history, especially the American Revolution, and served as the nation's capital until 1800. It maintains contemporary influence in business and industry, culture, sports, and music.