Rosemary Lodge is a historic home located at Water Mill

Water Mill, New York

Water Mill is a census-designated place in Suffolk County, New York, USA, and a hamlet of the Town of Southampton. The population was 1,724 at the 2000 census. Water Mill is the correct name per local government and the United States Postal Service...

 in Suffolk County, New York

Suffolk County, New York

Suffolk County is a county located in the U.S. state of New York on the eastern portion of Long Island. As of the 2010 census, the population was 1,493,350. It was named for the county of Suffolk in England, from which its earliest settlers came...

. It is a -story frame Shingle Style

Shingle Style architecture

The Shingle style is an American architectural style made popular by the rise of the New England school of architecture, which eschewed the highly ornamented patterns of the Eastlake style in Queen Anne architecture....

 constructed in 1884 as an unfinished shell from plans prepared by architect Frederick W. Stickney

Frederick W. Stickney

Frederick W. Stickney , was an American architect.-Early years:Frederick W. Stickney was born in Lowell, Massachusetts. Frederick attended MIT and later worked at the New York office of William Robert Ware & Henry Van Brunt. At Ware & Van Brunt, Stickney worked alongside other MIT graduates,...

. The rear wing was added in 1904. The house features a steep gable roof, broad porch, several upper story projections, and asymmetrical massing. The house was moved to its present site in 1985.

It was added to the National Register of Historic Places

National Register of Historic Places

The National Register of Historic Places is the United States government's official list of districts, sites, buildings, structures, and objects deemed worthy of preservation...

in 2000.