41.11231389, -73.66581111
Dunnellen Hall is a private mansion located at 521 Round Hill Road in Greenwich, Connecticut, USA. It was sold by the estate of Leona Helmsley for $35 million down from the original asking price of $125 million when it was first put up on the market in 2008.Dunnellen Hall was built for New York City financier Daniel G. Reid as a gift for his daughter in 1918. Dunnellen Hall was built for approximately $1 million. The approximately 23,000-square-foot (2,100 m2) mansion originally sat on over 200 acres (0.81 km2), but is currently situated on just over 40. It was purchased in 1983 by Leona Helmsley and her husband Harry for US$11 million. Leona Helmsley would live in Dunnellen Hall until her death in 2007. According to the Greenwich Historical Society, Dunnellen Hall is one of the last intact historic estates left in Greenwich.