Pennbrook University is a college in Philadelphia, PA, which Eric and Jack began attending in season 5, meeting Rachel; Cory, Shawn, Topanga and Angela began attending in season 6. Pennbrook University had a limited faculty, where it seemed like every class was taught by either Dean Bolander or Mr. Feeny.
- Dean Lila Bolander, Dean of Admissions and professor
- Dean Borak, Dean of the school
- Chancellor Murphy, Bridget Murphy's father
- George Feeny, professor
- Writing Professor in How to Succeed in Business
- Physics Professor in Ain't College Great?
- Another Professor, cohort of the physics professor
- Guidance Counselor Myron
- Professor Cookmand, Drama Professor
- Stuart, professor
- Their sports team was the Pennbrook Penguins.
- Lost 20 years running to their rival, an Amish school.
- Pennbrook Middle School is a real school in Pennsylvania