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

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

Seminole leans Republican by roughly 18 points: about 41% of voters vote Democratic and 59% Republican.

 

About 79% of adults in Seminole typically vote, above the U.S. average of about 62%. Among adults in Seminole, ~32% vote Democratic, ~47% Republican, and ~21% don't vote. The map below shows estimated turnout by block group.

How Seminole compares

Among cities within 25 miles, Seminole leans more Republican than 25 of 45 neighbors.

Seminole runs about 5 points more Republican than Florida as a whole.

Politics vary noticeably by neighborhood within Seminole. The southwest side is the most Republican-leaning (R+22) and the northeast side is the least Republican-leaning (R+11), a spread of about 11 points.

Why Seminole 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 Seminole, not a ranked or complete list of what matters most.

Seminole votes Republican even though it is densely developed (about 86%, well above the Florida average of 57%). Here an older population outweighs the Democratic lean that density usually predicts.

Population density and Democratic lean

Places with high population density tend to lean Democratic; Seminole, FL sits in the top tenth nationally on this measure.

Why turnout in Seminole looks the way it does

Areas with strong routine healthcare access turn out at higher rates. Seminole 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 65%, above 66% of cities. 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.