George Street Playhouse is a theater company in New Brunswick, New Jersey, in the city's Civic Square government and theater district and resident at the newly built New Brunswick Performing Arts Center. The GSP is one of the state's most prominent professional theaters, committed to the production of new and established plays.

New Brunswick is a city in and the seat of government of Middlesex County, in the U.S. state of New Jersey. A regional commercial hub for central New Jersey, the city is both a college town and a commuter town for residents commuting to New York City within the New York metropolitan area. New Brunswick is on the Northeast Corridor rail line, 27 miles (43 km) southwest of Manhattan. The city is located on the southern banks of the Raritan River in the heart of the Raritan Valley region.