Sandwich leans Democratic by roughly 28 points: about 64% of voters vote Democratic and 36% 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 82% of adults in Sandwich typically vote, above the U.S. average of about 62%. Among adults in Sandwich, ~52% vote Democratic, ~30% Republican, and ~18% don't vote. The map below shows estimated turnout by block group.
How Sandwich compares
Among cities within 25 miles, Sandwich leans more Democratic than 80 of 82 neighbors.
Sandwich runs about 25 points more Democratic than New Hampshire as a whole.
Politics vary noticeably by neighborhood within Sandwich. The east side is the most Democratic-leaning (D+33) and the south side is the least Democratic-leaning (D+8), a spread of about 24 points.
Why Sandwich 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 Sandwich, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 59% of adults in Sandwich hold a bachelor's degree, about 31 points above the U.S. average of 28%.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; Sandwich, NH sits in the top tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Sandwich looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Sandwich 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 70%, about 10 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 91% of households in Sandwich own their home, about 16 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 98% of adults in Sandwich have completed high school, above 96% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Center Sandwich, NH D+25
- Moultonborough Falls, NH D+6
- Moultonborough, NH D+9
- North Sandwich, NH D+32
- South Tamworth, NH D+18
- Whittier, NH Even
- Center Harbor, NH D+9
- East Sandwich, NH D+5
- Melvin Village, NH R+3
- Tamworth, NH D+3
Cities with Similar Populations
- West Burlington, PA R+63
- Reeds Crossing, KY R+48
- Lake Lafayette, MO R+61
- Hubbard Junction, VA R+71
- Oakwood, NY R+20
- Detroit, IL R+64
- Buckhorn, NM R+39
- Crowheart, WY R+8
- Wied, TX R+76
- Dickinson, AL R+37
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.