Grafton County Flag

Grafton County

State:
New Hampshire
County Seat:
North Haverhill

Grafton County's estimated 2026 population is 93,457 with a growth rate of 0.25% in the past year according to the most recent United States census data. Grafton County is the 5th largest county in New Hampshire. The 2010 population was 89,133 and has seen a growth of 4.85% since that time.

93,457
Total Population
55
Population Density (mi²)
5
Population Rank (State)
232 0.25%
Annual Population Growth

Grafton County Population

Demographics

Economics and Income Statistics