Pius XII Memorial Library


The libraries of Saint Louis University constitute an extraordinary resource for Aquinas Institute students. The Pius XII Memorial Library is an academic library located on the Saint Louis University Frost Campus.

The library's theological and philosophical collections are considered some of the best in North America. 

Pius XII Memorial Library houses a four-story theology wing, a wide range of theological journals, and electronic database resources as well as books that can be checked out for a semester.

The Library's theological reference librarian is an invaluable resource for students as they pursue their graduate studies. 

By the Numbers

  • Over 1.3 million volumes
  • Over 30,000 volumes of rare books
  • Over 12,000 e-Books
  • 215,000 square feet
  • 53 public computers
  • 34 laptops available to check out
  • 1,600 seats
  • 19 study rooms
  • 24-hour access during fall and spring semesters, Sunday-Friday

Aquinas Institute of Theology Library


The Library at Aquinas Institute of Theology is primarily a theological reference library with a small circulating collection of books and other media emphasizing scripture, preaching, ministry, liturgy, and spirituality.

The Library also houses a unique collection of material dedicated to the Order of Preachers, specifically related to the Central Province Dominicans. This special collection of Dominicana is shelved along the walls of the library.

A spacious, quiet, welcoming area with comfortable seating and study carrels, the Library is a perfect place for research and study.