Highland Beach leans slightly Republican by roughly 12 points: about 44% of voters vote Democratic and 56% Republican.
About 78% of adults in Highland Beach typically vote, above the U.S. average of about 62%. Among adults in Highland Beach, ~34% vote Democratic, ~44% Republican, and ~22% don't vote. The map below shows estimated turnout by block group.
How Highland Beach compares
Among cities within 25 miles, Highland Beach leans more Republican than 33 of 47 neighbors.
Politically, Highland Beach sits close to the rest of Florida.
Why Highland Beach 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 Highland Beach, not a ranked or complete list of what matters most.
Highland Beach votes Republican even though it is densely developed (about 58%, about 21 points above the U.S. average of 36%). Here an older population outweighs the Democratic lean that density usually predicts.
Homeownership and voter turnout
Places with homeowner-heavy households tend to turn out at a higher rate; Highland Beach, FL sits in the top tenth nationally on this measure.
Why turnout in Highland Beach looks the way it does
Areas with strong routine healthcare access turn out at higher rates. Highland Beach 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 76%, about 16 points above the U.S. average of 60%. Homeowners vote more often than renters, and about 94% of households in Highland Beach own their home, about 19 points above the U.S. average of 75%. High high-school completion lines up with higher turnout, and about 97% of adults in Highland Beach have completed high school, above 88% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Delray Beach, FL D+11
- Gulf Stream, FL R+24
- Boca Raton, FL R+4
- Golf, FL R+14
- Briny Breezes, FL R+14
- Ocean Ridge, FL R+21
- Deerfield Beach, FL D+16
- Hillsboro Beach, FL R+22
- Boynton Beach, FL D+16
- Lighthouse Point, FL R+21
Cities with Similar Populations
- Cedar Bluff, AL R+74
- Waverly City, OH R+39
- Gervais, OR R+21
- Owenton, KY R+62
- Welch, WV R+32
- Tishomingo, OK R+56
- Ragland, AL R+80
- Adams, TN R+56
- Missouri Valley, IA R+35
- Livingston, AL D+33
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.