
Alexandria
- County:
- Grafton County
- County Seat:
- No
- Area (mi²):
- 43.148
- State:
- New Hampshire
Alexandria is located in Grafton County, New Hampshire. Alexandria has a 2025 population of 1,736. Alexandria is currently declining at a rate of -0.97% annually and its population has decreased by -2.2% since the most recent census, which recorded a population of 1,775 in 2020.
The average household income in Alexandria is $111,044 with a poverty rate of 8.81%. The median age in Alexandria is 53 years: 50.5 years for males, and 54.6 years for females.