Poestenkill (CDP), New York

Poestenkill, New York
Location in Rensselaer County and the state of New York.
Poestenkill, New York
Location within the state of New York
Coordinates: 42°41′45″N 73°33′50″W / 42.69583°N 73.56389°W / 42.69583; -73.56389
CountryUnited States
StateNew York
CountyRensselaer
Area
  Total
5.94 sq mi (15.39 km2)
  Land5.88 sq mi (15.22 km2)
  Water0.07 sq mi (0.17 km2)
Elevation
479 ft (146 m)
Population
 (2020)
  Total
1,020
  Density173.59/sq mi (67.02/km2)
Time zoneUTC-5 (Eastern (EST))
  Summer (DST)UTC-4 (EDT)
ZIP code
12140
Area code518
FIPS code36-58794
GNIS feature ID0960804

Poestenkill is a hamlet (and census-designated place) in Rensselaer County, New York, United States. The population was 1,061 at the 2010 census. The name is taken from Poesten Kill, a stream in the area.

Poestenkill is in the southern part of the Town of Poestenkill.