South Side, West Palm Beach, FL Political Map | Democrat & Republican Areas in South Side

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

South Side is a true toss-up. About 49% of voters here vote Democratic and 51% Republican.

 

About 64% of adults in South Side typically vote, near the U.S. average of about 62%. Among adults in South Side, ~31% vote Democratic, ~33% Republican, and ~36% don't vote. The map below shows estimated turnout by block group.

How South Side compares

Among neighborhoods within 5 miles, South Side sits roughly in the middle of the political spectrum, with 4 neighbors leaning further in the place's direction and 0 leaning the other way.

South Side runs about 11 points more Democratic than Florida as a whole.

Politics vary noticeably by block within South Side. The northwest side runs the most Democratic (D+3) and the southeast side runs the most Republican (R+10), a spread of about 13 points.

Why South Side leans the way it does

Density, race composition, education, and family structure all sit close to their national averages in South Side. The lean here lands roughly where demographic data alone would predict.

Park access and Democratic lean

Places with heavy park coverage tend to lean Democratic; South Side, West Palm Beach, FL sits in the top quarter nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.

Why turnout in South Side looks the way it does

Turnout in South Side 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.

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.