Palm Beach County leans slightly Democratic by roughly 6 points: about 53% of voters vote Democratic and 47% Republican.
About 66% of adults in Palm Beach County typically vote, near the U.S. average of about 62%. Among adults in Palm Beach County, ~35% vote Democratic, ~31% Republican, and ~34% don't vote. The map below shows estimated turnout by block group.
How Palm Beach County compares
Palm Beach County sits in a sparsely populated area with few comparable counties nearby.
Palm Beach County runs about 18 points more Democratic than Florida as a whole. Florida leans Republican overall, while Palm Beach County is one of the few Democratic-leaning pockets.
Politics vary noticeably by city within Palm Beach County. The northeast side runs the most Democratic (D+16) and the northwest side runs the most Republican (R+18), a spread of about 34 points.
Why Palm Beach County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Palm Beach County, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 91% of residents in Palm Beach County live in densely developed areas, about 54 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and Palm Beach County sits in the top quarter (about 40%, above 91% of counties). Palm Beach County runs against the grain of Florida, a Democratic-leaning pocket in a Republican-leaning state.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; Palm Beach County, FL sits in the top tenth nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Palm Beach County looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Palm Beach County 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.
Nearby Counties
- Broward County, FL D+20
- Martin County, FL R+25
- St. Lucie County, FL R+5
- Miami-Dade County, FL R+8
- Okeechobee County, FL R+46
- Hendry County, FL R+26
- Glades County, FL R+47
- Indian River County, FL R+21
- Highlands County, FL R+33
- Collier County, FL R+20
Counties with Similar Populations
- Bronx County, NY D+43
- Hillsborough County, FL Even
- Suffolk County, NY R+8
- Orange County, FL D+14
- Sacramento County, CA D+20
- Nassau County, NY Even
- Philadelphia County, PA D+56
- Middlesex County, MA D+37
- Franklin County, OH D+30
- Alameda County, CA D+49
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.