04005 leans slightly Democratic by roughly 10 points: about 55% of voters vote Democratic and 45% 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 68% of adults in 04005 typically vote, above the U.S. average of about 62%. Among adults in 04005, ~37% vote Democratic, ~31% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How 04005 compares
Among zip codes within 15 miles, 04005 leans more Democratic than 8 of 18 neighbors.
Politically, 04005 sits close to the rest of Maine.
Politics vary noticeably by block within 04005. The northeast side runs the most Democratic (D+31) and the northwest side runs the most Republican (R+31), a spread of about 62 points.
Why 04005 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 04005, not a ranked or complete list of what matters most.
Areas with many never-married adults vote Democratic. About 42% of adults in 04005 have never been married, modestly above similar-sized zip codes (around 36%).
Population density and Democratic lean
Places with high population density tend to lean Democratic; 04005, ME sits in the top quarter nationally on this measure.
Why turnout in 04005 looks the way it does
Turnout in 04005 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 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.