Henry Koon House
Henry Koon House is a historic home located at Troy in Rensselaer County, New York. It was built about 1830 and is an elegant Greek Revival–style residence. It is a 2-story, three-by-five-bay, side-hall-plan brick dwelling. It features a monumental portico composed of four Ionic order columns supporting a full entablature and pediment.
It was listed on the National Register of Historic Places in 1997.