The Hart-Cluett Mansion is located at 57 Second Street in Troy, New York, United States. It was listed on the National Register of Historic Places in 1973, and is a contributing property to the Central Troy Historic District created in 1986. Since the 1950s it, and the Carr Building next door, has been the main office of the Rensselaer County Historical Society, The house is open to the public as a historic house museum.
Built in 1827 from a most likely created by architect Martin E. Thompson, of New York City, it is a Federal style townhouse with decorated marble and limestone facing considered one of the best and most intact houses in that style in the city of Troy. The house was built by John Bard Colgrove, who moved to Troy, NY in 1826 to oversee the construction of the Hart House.