
Lisbon
- County:
- Grafton County
- County Seat:
- No
- Area (mi²):
- 3.331
- State:
- New Hampshire
Lisbon is a CDP located in Grafton County, New Hampshire. Lisbon has a 2025 population of 845. Lisbon is currently declining at a rate of -1.05% annually but its population has increased by 0.24% since the most recent census, which recorded a population of 843 in 2020.
The average household income in Lisbon is $79,901 with a poverty rate of 12.47%. The median age in Lisbon is 41.4 years: 37 years for males, and 44.8 years for females.