04637 leans heavily Republican by roughly 36 points: about 32% of voters vote Democratic and 68% Republican. These figures are model estimates: Maine 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 76% of adults in 04637 typically vote, above the U.S. average of about 62%. Among adults in 04637, ~24% vote Democratic, ~52% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How 04637 compares
04637 sits in a sparsely populated area with few comparable zip codes nearby.
04637 runs about 43 points more Republican than Maine as a whole. Maine leans Democratic overall, while 04637 is one of the few Republican-leaning pockets.
Why 04637 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 04637, not a ranked or complete list of what matters most.
04637 votes against the grain of Maine. Maine leans Democratic overall, while 04637 runs about 43 points more Republican.
Population density and Republican lean
Places with low population density tend to lean Republican; 04637, ME sits in the bottom tenth nationally on this measure.
Why turnout in 04637 looks the way it does
Areas with high high-school completion turn out at higher rates. About 98% of adults in 04637 have completed high school, about 8 points above the U.S. average of 90%. Homeowners vote more often than renters, and about 88% of households in 04637 own their home, above 81% of zip codes. 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 Maine Secretary of State, Bureau of Corporations Elections and Commissions, 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. ME 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.