South End leans Democratic by roughly 16 points: about 58% of voters vote Democratic and 42% 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 69% of adults in South End typically vote, above the U.S. average of about 62%. Among adults in South End, ~40% vote Democratic, ~29% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.
How South End compares
Among neighborhoods within 5 miles, South End is the least Democratic-leaning.
South End runs about 13 points more Democratic than New Hampshire as a whole.
Why South End leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in South End. None of them point strongly toward either party.
Population density and Democratic lean
Places with high population density tend to lean Democratic; South End, Nashua, NH sits in the top quarter nationally on this measure.
Why turnout in South End looks the way it does
Turnout in South End sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- North End, Nashua, NH D+20
- Nashua Historic District, Nashua, NH D+24
- Northwest Nashua, Nashua, NH D+23
- Downtown Nashua, Nashua, NH D+31
- Mine Falls Park, Nashua, NH D+17
- Southeast Nashua, Nashua, NH D+26
- Highlands, Manchester, NH D+11
- Bakersville, Manchester, NH D+21
- Somerville, Manchester, NH D+26
- Piscataquog, Manchester, NH D+24
Neighborhoods with Similar Populations
- Wilkes, Portland, OR D+28
- Education Hill, Redmond, WA D+47
- Normal Heights, San Diego, CA D+60
- Lake Hills, Bellevue, WA D+43
- Silver Lake, Providence, RI D+24
- Sherwood Manor, Stockton, CA D+14
- Archer Heights, Chicago, IL D+28
- North Central San Francisco, San Mateo, CA D+50
- Aurora Highlands, Arlington, VA D+61
- Stanton Park, Washington, DC D+84
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.