New Hampshire Citizen Voting-age Population By County in 2012 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2012, the citizen voting-age population for New Hampshire was 1,001,685 and represented 76.03% of the total New Hampshire population.

Among all New Hampshire counties, Hillsborough had the highest citizen voting-age population (292.40K), followed by Rockingham (224.34K), and Merrimack (112.64K).

In terms of percentages, Coos had the highest percentage of its population being citizens of voting-age (80.26%), followed by Carroll (80.20%), and Cheshire (79.22%).

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

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

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New Hampshire Citizen Voting-age Population By County in 2012
New Hampshire Citizen Voting-age Population By County in 2012
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County Citizen Voting-age Population % of County Population
Hillsborough 292405 72.90
Rockingham 224340 75.82
Merrimack 112635 76.76
Strafford 95620 77.55
Grafton 69940 78.60
Cheshire 61085 79.22
Belknap 46890 77.88
Carroll 38305 80.20
Sullivan 34090 78.31
Coos 26380 80.26