The Greater Patchogue Historical Society has as its purpose, as stated in its constitution to foster and promote local interest in the history of the Greater Patchogue area, to collect and catalogue photographs, documents, tapes, memorabilia and artifacts about the Greater Patchogue area, to preserve the history of the Greater Patchogue area and make all this material available to interested groups and individuals.
The Greater Patchogue Historical Society has as its purpose the discovery, preservation and dissemination of knowledge about the history of Long Island, particularly the Greater Patchogue area, in the County of Suffolk, State of New York, and the preservation and posterity of places, buildings, landmarks and objects of historical interest on Long Island.