St. Mary's County Library

Check your account, search the catalog, save your library card number directly in the app, check out digital content, and even scan a book’s ISBN to instantly see if we have it in our collection!
Access digital content - ebooks, audiobooks, music, movies, magazines and more - with quick links to apps from Overdrive, Hoopla, and RBdigital.
Find your nearest branch with our location finder, see our open hours, and get directions.
You can also discover programs and events, get recommended reads, connect with us on social media, reserve meeting rooms, and much more!