Grafton Center, NH Political Map | Democrat & Republican Areas in Grafton Center

Grafton Center leans Republican by roughly 16 points: about 42% of voters vote Democratic and 58% Republican. These figures are model estimates: New Hampshire did not have precinct-level voting records available for training, so the numbers above come from demographic and health features rather than local ground truth.

 
Grafton Center, NH block-group political-lean map
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About 83% of adults in Grafton Center typically vote, above the U.S. average of about 62%. Among adults in Grafton Center, ~35% vote Democratic, ~48% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.

Grafton Center, NH block-group voter-turnout map
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How Grafton Center compares

Among cities within 25 miles, Grafton Center leans more Republican than 87 of 97 neighbors.

Grafton Center runs about 20 points more Republican than New Hampshire as a whole. New Hampshire is roughly evenly split, and Grafton Center sits clearly on the Republican side.

Why Grafton Center leans the way it does

This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Grafton Center, not a ranked or complete list of what matters most.

Grafton Center votes against the grain of New Hampshire. New Hampshire is roughly evenly split, while Grafton Center runs about 20 points more Republican.

Preventive-care access and voter turnout

Places with strong routine preventive-care access tend to turn out at a higher rate; Grafton Center, NH sits in the top quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.

Why turnout in Grafton Center looks the way it does

Homeowners vote more often than renters. About 90% of households in Grafton Center own their home, about 8 points above the New Hampshire average of 82%. Learn more about the findings and methodology on the political spectrum map.

Cities with Similar Populations

Sources and methodology

Precinct-level voting records used to fit the model come from New Hampshire Secretary of State, Elections Division, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.

Modeling and analysis by the BestNeighborhood data science team. NH did not have precinct-level voting records available for training, so the figures here come from extrapolation across demographic, health, and land-use features rather than local ground truth. Full methodology and findings: political spectrum map.

Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.