About This Place
Rock Hill is a hamlet (and census-designated place) in Sullivan County, New York, United States. At the 2000 census the population was 1,056.
Rock Hill is in the Town of Thompson by New York Route 17.
Rock Hill is located at 41°36′38″N 74°35′08″W / 41.610533°N 74.585601°W / 41.610533; -74.585601.