33166 leans Republican by roughly 20 points: about 40% of voters vote Democratic and 60% Republican.
About 53% of adults in 33166 typically vote, below the U.S. average of about 62%. Among adults in 33166, ~21% vote Democratic, ~32% Republican, and ~47% don't vote. The map below shows estimated turnout by block group.
How 33166 compares
Among zip codes within 15 miles, 33166 leans more Republican than 51 of 74 neighbors.
33166 runs about 7 points more Republican than Florida as a whole.
Politics vary noticeably by block within 33166. The south side is the most Republican-leaning (R+27) and the northwest side is the least Republican-leaning (R+5), a spread of about 22 points.
Why 33166 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 33166, not a ranked or complete list of what matters most.
33166 votes Republican even though it is densely developed (more than 99%, far above the Florida average of 57%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
Never-married share, developed land, and voter turnout
Places that combine a never-married-heavy adult population and a heavily developed built environment tend to turn out at a lower rate, as 33166, FL does.
Why turnout in 33166 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 33166 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The uninsured rate here is about 25%, about 10 points above the Florida average of 15%. Renters vote less often than owners, and about 52% of households in 33166 rent, about 27 points above the U.S. average of 25%. Low high-school completion lines up with lower turnout, and about 86% of adults in 33166 have completed high school, below 77% of zip codes. Learn more about the findings and methodology on the political spectrum map.
Nearby Zip Codes
Zip Codes with Similar Populations
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.