Samantha Godbey and Starr Hoffman (both University Libraries) recently published "Characteristics of United States Academic Libraries in 2020 and Regional Changes from 1996 to 2020" in College & Research Libraries, the official scholarly research journal of the Association of College & Research Libraries. This paper provides a snapshot of United States academic libraries in 2020 and explores longitudinal trends in staffing and expenditures for 1996 to 2020. The authors merged and analyzed academic library data from the National Center for Education Statistics from over 4,000 postsecondary institutions.