The Peabody Institute Library is the public library serving Peabody, Massachusetts. It was established in 1852 by a bequest from philanthropist and Peabody native George Peabody, and now has its main facility at 82 Main Street, with the South Branch at 78 Lynn Street and West Branch at 603 Lowell Street. The main library is housed in a two-story brick building built in 1853 which is now listed on the National Register of Historic Places. The library is claimed to be the oldest public library in the United States to operate continuously from the same location.