Dutchess County, New York

county in New York, United States

Dutchess County is a county in New York, United States. It is in the Hudson Valley.

Dutchess County
Main Mall Row, Poughkeepsie
Main Mall Row, Poughkeepsie
Map of New York highlighting Dutchess County
Location within the U.S. state of New York
Map of the United States highlighting New York
New York's location within the U.S.
Coordinates: 41°46′N 73°45′W / 41.76°N 73.75°W / 41.76; -73.75
Country United States
State New York
Founded1713
Named forMary of Modena, Duchess of York
SeatPoughkeepsie
Largest cityPoughkeepsie
Area
 • Total825 sq mi (2,140 km2)
 • Land796 sq mi (2,060 km2)
 • Water30 sq mi (80 km2)
Population
 • Estimate 
(2010)
297,488
 • Density374/sq mi (144/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional districts18th, 19th
Websitewww.co.dutchess.ny.us