Parnassus Heights is the oldest and largest campus site belonging to UC San Francisco. It comprises approximately 107 acres of land at the base of Mount Sutro, in the Inner Sunset mixed-use neighborhood. UCSF’s facilities are concentrated along Parnassus Avenue, which serves as the physical core of the campus site, where Moffitt and Long Hospitals, the four academic Schools, clinics, research, parking, and other support uses are located.