Ingleside is an unincorporated community in Queen Anne's County, Maryland, United States. Ingleside is located on Maryland Route 19, southeast of Church Hill. Ingleside has a post office with ZIP code 21644. Amelia Earhart's visit Published in The Centreville Observer on November 12, 1936. "Miss Amelia Earhart, noted flyer, and her husband, Mr. George Putham, were to the Eastern Shore last Sunday. They were from Washington to Atlantic City in a car and stopped at Ingleside to inquire their way to a Delaware River ferry. of Ingleside were quick to the distinguished visitors and supply the information." References Unincorporated communities in Queen Anne's County, Maryland Unincorporated communities in Maryland