Putnam County, New York

Putnam County
Location within the U.S. state of New York
New York's location within the U.S.
Coordinates: 41°26′N 73°45′W / 41.43°N 73.75°W / 41.43; -73.75
Country United States
State New York
Founded1812 (1812)
Named afterIsrael Putnam
SeatCarmel
Largest townCarmel
Government
  County executiveKevin M. Byrne (R)
Area
  Total
246 sq mi (640 km2)
  Land230 sq mi (600 km2)
  Water16 sq mi (40 km2)  6.5%
Population
 (2020)
  Total
97,668
  Density424.2/sq mi (163.8/km2)
Time zoneUTC−5 (Eastern)
  Summer (DST)UTC−4 (EDT)
Congressional district17th
Websitewww.putnamcountyny.com

Putnam County is a county in the U.S. state of New York. As of the 2020 census, the population was 97,668. The county seat is Carmel, within one of the county's six towns. The county is part of the Hudson Valley region of the state.

Putnam County is bordered by Dutchess County to the north, Connecticut and its county of Fairfield to the east, Westchester County to the south, and the Hudson River and Orange County to the west. Midtown Manhattan is around a one-hour drive, and the county is included in the New York metropolitan area.

Putnam County was formed in 1812 from Dutchess County and is named for Israel Putnam, a hero in the French and Indian War and a general in the American Revolutionary War.

It is one of the most affluent counties in America, ranked 21st by median household income, and 43rd by per-capita income, according to the 2012 American Community Survey and 2009–2013 American Community Survey, respectively.