The Princeton University Archives launched the Archiving Student Activism at Princeton (ASAP) initiative in December of 2015 to collect and preserve individual and organizational records created by Princeton students who engage in activism on a broad range of issues and perspectives, both on campus and off. The records in this collection document a range of political and social issues, including sexual assault, gender equality, immigration, refugee crises (Syria), racism and anti-racism.

The Bill Bradley Oral History Collection is composed of recordings of Bill Bradley's weekly radio show, American Voices. In due course, the collection will also contain interviews with individuals who know and have worked with Senator Bradley.

The First One Hundred Days Collection is a collation of protest material created by members of the Princeton University community in response to the administration of Donald J. Trump, the 45th President of the United States. This collection contains various posters, flyers, photographs, and digital files from the Princeton University community's participation in campus and national activism efforts.

This collection contains more than 2,300 items, including film, videotapes, compact discs, audio cassette tapes, reel-to-reel tape, and record albums and covers a broad range of topics including classical music, alumni reunions, lectures, and interviews.

The Historical Photograph Collection: Alumni Series consists of formal portraits of Princeton University alumni arranged chronologically by class year.

The Campus Life series contains photographs documenting aspects of life as experienced by students, faculty, and staff at Princeton University.

The Historical Photograph Collection: Digital Photographs Series consists of digital images of Princeton University-related subjects. These may include digital facsimiles of physical photographs or born-digital images.

The Grounds and Buildings Series of the Historical Photograph Collection contains photographs of the grounds and buildings owned by Princeton University. The photographs date from the late 1850s to the present, with the bulk of the photographs dating from the 1870s to the 1940s. Many of these photographs have been digitized and are searchable in Digital PUL.

The Student Photograph Albums Series of the Historical Photograph Collection (HPC) contains 180 photographic albums created by Princeton University students. These albums, along with the other photograph collections in the University Archives, help document the experiences of students, faculty, and staff at Princeton University. The albums date from 1851 to 1995, although the bulk date from the 1860s to the 1910s. New accessions are added regularly to the collection.

The Historical Subject Files Collection documents Princeton University history and related topics from 1746 to the present. The collection consists of documents in almost every two-dimensional format: articles, books and booklets, clippings, correspondence, memoranda, non-photographic images, notes, pamphlets, posters, and reports.