Rutgers University–New Brunswick is one of three regional campuses of Rutgers University, New Jersey's public research university. It is located in New Brunswick and Piscataway. It is the oldest campus of the university, the others being in Camden and Newark. The campus is composed of several smaller campuses: College Avenue, Busch, Livingston, Cook, and Douglass, the latter two sometimes referred to as "Cook/Douglass", as they are adjacent to each other. Rutgers–New Brunswick also includes several buildings in downtown New Brunswick. It is classified among "R1: Doctoral Universities – Very high research activity". The New Brunswick campuses include 19 undergraduate, graduate, and professional schools.