The Altadena Public Library serves about 53,000 residents in the city of Altadena, Los Angeles County. The library system comprises the Main Library on Mariposa Street, Bob Lucas Memorial Branch Library and Literacy Center, and Altadena Library at Loma Alta Park. It maintains a collection of 80,114 volumes and circulates 188,375 items annually, including print books, audiobooks, periodicals, CDs, DVDs, video games, and Library of Things items. The library offers public access computers, printing, copying, faxing, notary services, and passport services, as well as adult learning & literacy services, storytimes for children, and various teen programs.