
Nelson
- County:
- Cheshire County
- County Seat:
- No
- Area (mi²):
- 21.911
- State:
- New Hampshire
Nelson is located in Cheshire County, New Hampshire. Nelson has a 2025 population of 679. Nelson is currently growing at a rate of 1.49% annually and its population has increased by 7.27% since the most recent census, which recorded a population of 633 in 2020.
The average household income in Nelson is $129,936 with a poverty rate of 2.4%. The median age in Nelson is 46 years: 45.8 years for males, and 47.3 years for females.