Spackenkill is a hamlet and census-designated place (CDP) in Dutchess County, New York, United States. The population was 4,123 at the 2010 census. It is part of the Poughkeepsie–Newburgh–Middletown, NY Metropolitan Statistical Area as well as the larger New York–Newark–Bridgeport, NY-NJ-CT-PA Combined Statistical Area.

Poughkeepsie, officially the Town of Poughkeepsie, is a town in Dutchess County, New York, United States. As of the 2020 United States Census, the population was 45,471. The name is derived from the native compound Uppuqui-ipis-ing, from Uppuqui meaning "lodge-covered", plus ipis meaning "little water", plus ing meaning "place", all of which translates to "the reed-covered lodge by the little water place". This later evolved into Apokeepsing, then into Poughkeepsing, and finally Poughkeepsie.