Seton Hall University is a research university institution in South Orange, established in 1856. Seton Hall University is a private Catholic research university in South Orange, New Jersey, founded in 1856 as the oldest diocesan university in the United States. With nearly 9,500 students across 9 schools and colleges, it offers undergraduate and graduate programs in business, law, nursing, diplomacy, theology, and health sciences, and is known for its competitive NCAA Division I basketball program.