03868 leans slightly Republican by roughly 14 points: about 43% of voters vote Democratic and 57% 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 77% of adults in 03868 typically vote, above the U.S. average of about 62%. Among adults in 03868, ~33% vote Democratic, ~44% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How 03868 compares
Among zip codes within 15 miles, 03868 leans more Republican than 12 of 24 neighbors.
03868 runs about 16 points more Republican than New Hampshire as a whole. New Hampshire is roughly evenly split, and 03868 sits clearly on the Republican side.
Politics vary noticeably by block within 03868. The southeast side is the most split-leaning (R+18) and the southwest side is the least split-leaning (Even), a spread of about 16 points.
Why 03868 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 03868, not a ranked or complete list of what matters most.
03868 votes against the grain of New Hampshire. New Hampshire is roughly evenly split, while 03868 runs about 16 points more Republican.
Food insecurity and voter turnout
Places with low food insecurity tend to turn out at a higher rate; 03868, NH sits in the bottom quarter nationally on this measure. Food insecurity does not directly drive turnout; it reflects economic hardship, which lines up with lower voting.
Why turnout in 03868 looks the way it does
Turnout in 03868 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 Zip Codes
Zip Codes with Similar Populations
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.