The house was built in 1898 by the gelatine magnate and businessman Charles Knox and his wife
Rose Knox, who owned Knox Gelatine, which had a factory in Johnstown. The
Classical Revival mansion, which was designed by
Peabody & Beauley of
Chicago, has 42 rooms, an elevator, a grand staircase, and a solid lava ash fireplace which was imported from a castle in Italy. The house cost $1.2 million to build in 1898. In 1908 an addition was built to a design by Utica architect
Linn Kinne.
National Register of Historic Places It was listed on the
National Register of Historic Places in 2008. The mansion has been given not-for-profit status and is operated as a museum. ==References==