The Preservation Society of Newport County is a private, non-profit organization based in Newport, Rhode Island. It is Rhode Island's largest and most-visited cultural organization. The organization protects the architectural heritage of Newport County, especially the Bellevue Avenue Historic District. Seven of its 14 historic properties and landscapes are National Historic Landmarks, and most are open to the public.

Newport is a seaside city on Aquidneck Island in Rhode Island, United States. It is located in Narragansett Bay, approximately 33 miles (53 km) southeast of Providence, 20 miles (32 km) south of Fall River, Massachusetts, 74 miles (119 km) south of Boston, and 180 miles (290 km) northeast of New York City. It is known as a New England summer resort and is famous for its historic mansions and its rich sailing history. The city has a population of about 25,000 residents.