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

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

Sans Souci leans slightly Republican by roughly 14 points: about 43% of voters vote Democratic and 57% Republican.

 

About 63% of adults in Sans Souci typically vote, near the U.S. average of about 62%. Among adults in Sans Souci, ~27% vote Democratic, ~36% Republican, and ~37% don't vote. The map below shows estimated turnout by block group.

How Sans Souci compares

Among neighborhoods within 5 miles, Sans Souci leans more Republican than 21 of 25 neighbors.

Politically, Sans Souci sits close to the rest of Florida.

Why Sans Souci leans the way it does

This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Sans Souci, not a ranked or complete list of what matters most.

Areas with low college attainment vote Republican. About 21% of adults in Sans Souci hold a bachelor's degree, about 10 points below the Florida average of 31%.

Never-married share and voter turnout

Places with a low never-married share tend to turn out at a higher rate; Sans Souci, Jacksonville, FL sits below the national average on this measure.

Why turnout in Sans Souci looks the way it does

Turnout in Sans Souci 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.