Saint Joseph's University is primarily located in the Philadelphia area, spanning multiple campuses. Its main campus, known as Hawk Hill, is situated along City Avenue, which borders the western edge of Philadelphia and Lower Merion Township, Pennsylvania. The university's official mailing address is 5600 City Ave, Philadelphia, PA 19131

. The university also has a University City campus in West Philadelphia, near the University of Pennsylvania and Drexel University, covering about 24 acres. Additionally, Saint Joseph's University has a campus in Lancaster, Pennsylvania, focused on nursing and allied health programs

. In summary, Saint Joseph's University is located in:

• Philadelphia and Lower Merion Township (Hawk Hill main campus and Maguire Campus)
• University City, Philadelphia (University City campus)
• Lancaster, Pennsylvania (healthcare-focused campus)