system is among the top 35 largest university library systems in the United States. The Leavey Library is the undergraduate library and is open 24 hours a day. The newly open basement has many discussion tables for students to share thoughts and have group discussions. The Edward L. Doheny, Jr. Memorial Library is the main research library on campus.
=== Rankings and reputation ===
USC was ranked 27th in U.S. News & World Report's 2025 annual ranking of national universities. In the Niche Best Colleges rankings, USC ranked 19th overall for 2020 based on academics and quality of student life. USC is ranked 32nd among national universities in the U.S. and 55th in the world by the Academic Ranking of World Universities, and 13th (tied with seven other universities) among national universities by The Center for Measuring University Performance.
== Student body ==
USC has a total enrollment of roughly 47,500 students, of which 20,000 are at the undergraduate and 27,500 at the graduate and professional levels. …
