Jacksonville leans Republican by roughly 30 points: about 35% of voters vote Democratic and 65% 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 83% of adults in Jacksonville typically vote, above the U.S. average of about 62%. Among adults in Jacksonville, ~29% vote Democratic, ~54% Republican, and ~17% don't vote. The map below shows estimated turnout by block group.
How Jacksonville compares
Among cities within 25 miles, Jacksonville leans more Republican than 20 of 41 neighbors.
Jacksonville runs about 37 points more Republican than Maine as a whole. Maine leans Democratic overall, while Jacksonville is one of the few Republican-leaning pockets.
Why Jacksonville 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 Jacksonville, not a ranked or complete list of what matters most.
Jacksonville votes against the grain of Maine. Maine leans Democratic overall, while Jacksonville runs about 37 points more Republican.
Population density and Republican lean
Places with low population density tend to lean Republican; Jacksonville, ME sits below the national average on this measure.
Why turnout in Jacksonville looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Jacksonville 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 56%, below 71% of cities. High high-school completion lines up with higher turnout, and about 96% of adults in Jacksonville have completed high school, above 81% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- East Machias, ME R+29
- Marshfield, ME R+32
- North Cutler, ME R+30
- Machias, ME R+27
- Machiasport, ME R+23
- Whitneyville, ME R+31
- Kennebec, ME R+31
- Whiting, ME R+28
- Cutler, ME R+21
Cities with Similar Populations
- Lake Poinsett, SD R+55
- Paradise Valley, PA R+23
- Rhonesboro, TX R+71
- Brocton, IL R+66
- Brohman, MI R+49
- West Groton, NY R+10
- Baileyville, IL R+46
- Katesville, NC D+29
- Elk, TX R+68
- Harrisburg, NE R+79
All Local Stats
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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.