Plainfield
- County:
- Sullivan County
- County Seat:
- No
- Area (mi²):
- 0.578
- State:
- New Hampshire
Plainfield is a CDP located in Sullivan County, New Hampshire New Hampshire. Unfortunately, the data for this location is currently limited or unavailable.
The median household income in Plainfield is $109,500 with a poverty rate of 0%. The median age in Plainfield is 31.8 years: 57.3 years for males, and 31.5 years for females. For every 100 females there are 91.3 males.