The Bel Air Branch Library serves about 10,700 residents of Bel Air Town, the county seat of Harford County, Maryland. The library's materials are part of the 4.5 million items that are circulated annually by the Harford County Public Library, which has 778,200 books in its collection. Books, music, movies, ancestry, articles, publications, business and career information, and language arts are all included in these collections.