Alton Bay 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.
About 91% of adults in Alton Bay typically vote, above the U.S. average of about 62%. Among adults in Alton Bay, ~38% vote Democratic, ~53% Republican, and ~9% don't vote. The map below shows estimated turnout by block group.
How Alton Bay compares
Among cities within 25 miles, Alton Bay leans more Republican than 59 of 94 neighbors.
Alton Bay runs about 20 points more Republican than New Hampshire as a whole. New Hampshire is roughly evenly split, and Alton Bay sits clearly on the Republican side.
Why Alton Bay 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 Alton Bay, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 83% of households in Alton Bay are family households, about 16 points above the U.S. average of 67%. Alton Bay runs against the grain of New Hampshire, a Republican-leaning outlier in a roughly evenly split state.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Alton Bay, NH sits in the top tenth nationally on this measure.
Why turnout in Alton Bay looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Alton Bay 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 69%, about 9 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 96% of households in Alton Bay own their home, about 21 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 96% of adults in Alton Bay have completed high school, above 82% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- East Alton, NH R+21
- Alton, NH R+22
- Gilmanton Iron Works, NH R+10
- Wolfeboro Falls, NH Even
- Wolfeboro, NH D+3
- Gilford, NH R+5
- South Wolfeboro, NH R+14
- Mirror Lake, NH D+5
- New Durham, NH R+25
- Gilmanton, NH R+15
Cities with Similar Populations
- Slayton, MN R+51
- Del Norte, CO R+13
- Mize, MS R+76
- Ronda, NC R+66
- Avella, PA R+49
- Aulander, NC D+6
- Laurel Hill, FL R+69
- Superior, AZ D+8
- Rouses Point, NY R+13
- Baldwin, LA D+13
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.