
Piermont
- County:
- Grafton County
- County Seat:
- No
- Area (mi²):
- 38.442
- State:
- New Hampshire
Piermont is located in Grafton County, New Hampshire. Piermont has a 2025 population of 764. Piermont is currently declining at a rate of -0.52% annually and its population has decreased by -0.78% since the most recent census, which recorded a population of 770 in 2020.
The average household income in Piermont is $131,215 with a poverty rate of 5.28%. The median age in Piermont is 47.4 years: 42.7 years for males, and 49.4 years for females.