New Hampshire Citizen Population By County in 2013 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2013, the citizen population for New Hampshire was 1,284,685 and represented 97.39% of the total New Hampshire population.

Among all New Hampshire counties, Hillsborough had the highest citizen population (384.79K), followed by Rockingham (291.67K), and Merrimack (143.81K).

In terms of percentages, Sullivan had the highest percentage of its population being citizens (99.23%), followed by Coos (98.72%), and Carroll (98.69%).

The chart and table below shows the citizen population of each county and the percentage of each county's population that were citizens.

You can see similar information for other states and by state for the United States.

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New Hampshire Citizen Population By County in 2013
New Hampshire Citizen Population By County in 2013
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County Citizen Population % of County Population
Hillsborough 384790 95.72
Rockingham 291665 98.30
Merrimack 143810 98.02
Strafford 120600 97.39
Grafton 86325 96.82
Cheshire 75860 98.65
Belknap 59395 98.64
Carroll 47070 98.69
Sullivan 43065 99.23
Coos 32105 98.72