Is Princeton a real city in New Jersey?

Yes, Princeton is a real city in New Jersey, United States. It is located in Mercer County, about 50 miles (80 kilometers) northeast of Philadelphia and 40 miles (64 kilometers) southwest of New York City. Princeton is best known as the home of Princeton University, one of the most prestigious universities in the United States. The city is also known for its beautiful architecture, historic sites, and cultural attractions.