Plainfield, New Hampshire

Plainfield, New Hampshire
Location in Sullivan County and the state of New Hampshire.
Coordinates: 43°32′03″N 72°21′22″W / 43.53417°N 72.35611°W / 43.53417; -72.35611
CountryUnited States
StateNew Hampshire
CountySullivan
Incorporated1761
Villages
Government
  Select BoardEric R. Brann
Ron C. Eberhardt
Amy S. Lappin
  Town AdministratorStephen Halleran
Area
  Total
53.0 sq mi (137.2 km2)
  Land52.2 sq mi (135.3 km2)
  Water0.7 sq mi (1.9 km2)  1.40%
Elevation
522 ft (159 m)
Population
 (2020)
  Total
2,459
  Density47/sq mi (18.2/km2)
Time zoneUTC-5 (Eastern)
  Summer (DST)UTC-4 (Eastern)
ZIP Codes
Area code603
FIPS code33-62340
GNIS feature ID0873700
Websitewww.plainfieldnh.org

Plainfield is a town in Sullivan County, New Hampshire, United States. At the time of the 2020 census, the town had a population of 2,459. The town is home to the Helen Woodruff Smith Bird Sanctuary and Annie Duncan State Forest.

The village of Plainfield, where 178 people resided at the 2020 census, is defined as the Plainfield census-designated place (CDP) and is located in the western part of the town along New Hampshire Route 12A. Plainfield also includes the village of Meriden, home to Kimball Union Academy, a private preparatory school.