Chester, NH Political Map | Democrat & Republican Areas in Chester

By the BestNeighborhood data science team. Last updated May 2026.

Chester leans slightly Republican by roughly 10 points: about 45% of voters vote Democratic and 55% 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.

 

About 85% of adults in Chester typically vote, above the U.S. average of about 62%. Among adults in Chester, ~38% vote Democratic, ~47% Republican, and ~15% don't vote. The map below shows estimated turnout by block group.

How Chester compares

Among cities within 25 miles, Chester leans more Republican than 96 of 111 neighbors.

Chester runs about 13 points more Republican than New Hampshire as a whole. New Hampshire is roughly evenly split, and Chester sits clearly on the Republican side.

Politics vary noticeably by neighborhood within Chester. The southeast side is the most Republican-leaning (R+18) and the northwest side is the least Republican-leaning (R+7), a spread of about 11 points.

Why Chester 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 Chester, not a ranked or complete list of what matters most.

Areas with many family households vote Republican. About 82% of households in Chester are family households, about 15 points above the U.S. average of 67%. Chester runs against the grain of New Hampshire, a Republican-leaning outlier in a roughly evenly split state.

Cancer-screening access and voter turnout

Places with high colon-cancer-screening access tend to turn out at a higher rate; Chester, NH sits in the top quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.

Why turnout in Chester looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Chester is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 74%, about 14 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 96% of households in Chester own their home, about 21 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 98% of adults in Chester have completed high school, above 95% of cities. Learn more about the findings and methodology on the political spectrum map.

All Local Stats

Home Services

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.