Mercer County is located in the state of New Jersey and is known for its rich history and vibrant communities. The county seat is Trenton, which is also the state capital. Mercer County offers a mix of urban and suburban living, with parks, schools, and cultural attractions that cater to residents and visitors alike. In addition to its historical significance, Mercer County is home to several educational institutions, including Princeton University. The county features beautiful landscapes, including the Delaware River and various recreational areas, making it a great place for outdoor activities like hiking and biking.