Shadowcliff

Shadowcliff, also known as the Fellowship of Reconciliation Headquarters, is a historic home located at Upper Nyack, Rockland County, New York. It was built in 1921, and is a large two-story, Classical Revival style masonry dwelling. The 44-room residence features three porticoes, Palladian windows, and has a clay tile roof. It has housed the headquarters of the Fellowship of Reconciliation since 1957.^[2]: 3

Shadowcliff
U.S. National Register of Historic Places
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Location	521 N. Broadway, Upper Nyack, New York
Coordinates	41°06′32″N 73°55′06″W
Area	1.62 acres (0.66 ha)
Built	1921 (1921)
Architectural style	Classical Revival
NRHP reference No.	14000131[1]
Added to NRHP	April 7, 2014

It was listed on the National Register of Historic Places in 2014.^[1]