Jacksonville, FL Political Map | Democrat & Republican Areas in Jacksonville

By the BestNeighborhood data science team. Last updated May 2026.

Jacksonville leans slightly Republican by roughly 8 points: about 46% of voters vote Democratic and 54% Republican.

 

About 74% of adults in the Jacksonville area typically vote, above the U.S. average of about 62%. Among adults in the Jacksonville area, ~34% vote Democratic, ~40% Republican, and ~26% 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 2 of 30 neighbors.

Jacksonville runs about 5 points more Democratic than Florida as a whole.

Politics vary noticeably by neighborhood within Jacksonville. The north side runs the most Democratic (D+31) and the southwest side runs the most Republican (R+31), a spread of about 62 points.

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 Republican even though it is densely developed (about 65%, modestly above the Florida average of 57%). State and regional patterns outweigh the Democratic lean that density usually predicts here.

Walkability and Democratic lean

Places with a highly walkable street grid tend to lean Democratic; Jacksonville, FL sits in the top tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.

Why turnout in Jacksonville looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Jacksonville is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Learn more about the findings and methodology on the political spectrum map.

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Sources and methodology

Precinct-level voting records used to fit the model come from Florida Division of Elections, 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. Full methodology and findings: political spectrum map.

Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.