New London leans Democratic by roughly 26 points: about 63% of voters vote Democratic and 37% 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 78% of adults in New London typically vote, above the U.S. average of about 62%. Among adults in New London, ~49% vote Democratic, ~29% Republican, and ~22% don't vote. The map below shows estimated turnout by block group.
How New London compares
Among cities within 25 miles, New London leans more Democratic than 93 of 99 neighbors.
New London runs about 24 points more Democratic than New Hampshire as a whole.
Politics vary noticeably by neighborhood within New London. The northeast side is the most Democratic-leaning (D+39) and the southwest side is the least Democratic-leaning (D+17), a spread of about 22 points.
Why New London 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 New London, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 62% of adults in New London hold a bachelor's degree, about 34 points above the U.S. average of 28%. A high never-married share predicts Democratic voting, and about 35% of adults in New London have never been married, above 86% of cities.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; New London, NH sits in the top tenth 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 New London looks the way it does
Areas with strong routine healthcare access turn out at higher rates. New London 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 78%, about 18 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 99% of adults in New London have completed high school, above 97% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- North Sutton, NH D+5
- Georges Mills, NH D+10
- Wilmot, NH D+8
- Elkins, NH D+33
- Sunapee, NH D+9
- Wendell, NH D+4
- Springfield, NH R+11
- Sutton, NH Even
- Newbury, NH D+8
- West Springfield, NH R+11
Cities with Similar Populations
- Mount Angel, OR R+17
- Clayville, VA R+14
- Yuma, CO R+50
- Palmhurst, TX R+9
- Blanco, TX R+53
- Llano, TX R+60
- Orleans, IN R+58
- Knox, PA R+55
- Eglin Afb, FL R+28
- West Lake Hills, TX D+11
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.