William Sloane House

The William Sloane House (also known as the William and Frances Crocker Sloane House) is a mansion located on 686 Park Avenue between 68th and 69th Streets on the Upper East Side of Manhattan in New York City.

William Sloane House
U.S. Historic district Contributing property
New York City Landmark
William Sloane House on Park Avenue
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Location	686 Park Ave, New York, New York
Coordinates	40°46′8″N 73°57′57″W
Built	1916 (1916)-1919 (1919)
Architect	Delano & Aldrich
Architectural style	Neo-Federal
Part of	Park Avenue Houses (ID80002708[1])
NYCL No.	706
Significant dates
Designated CP	January 3, 1980
Designated NYCL	November 10, 1970

It was constructed for the industrialist William Sloane and his wife Frances Crocker Sloane in 1919 by Delano & Aldrich in the Colonial Revival style as one of the Park Avenue Houses.^[2]

The building, with the adjacent 690 Park Avenue, is currently owned by the Republic of Italy and home to the Italian Cultural Institute.

The House became a New York City designated landmark in 1970 and is listed on the National Register of Historic Places as part of the Park Avenue Houses.