33905 leans slightly Republican by roughly 12 points: about 44% of voters vote Democratic and 56% Republican.
About 59% of adults in 33905 typically vote, near the U.S. average of about 62%. Among adults in 33905, ~26% vote Democratic, ~33% Republican, and ~41% don't vote. The map below shows estimated turnout by block group.
How 33905 compares
Among zip codes within 15 miles, 33905 leans more Republican than 8 of 24 neighbors.
Politically, 33905 sits close to the rest of Florida.
Politics vary noticeably by block within 33905. The southwest side runs the most Democratic (D+17) and the east side runs the most Republican (R+35), a spread of about 52 points.
Why 33905 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 33905, not a ranked or complete list of what matters most.
33905 votes Republican even though it is densely developed (about 64%, modestly above the Florida average of 57%). State and regional patterns outweigh the Democratic lean that density usually predicts here.
High-school completion, uninsured rate, and voter turnout
Places that combine low high-school-completion share and a high uninsured rate tend to turn out at a lower rate, as 33905, FL does.
Why turnout in 33905 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 33905 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 23%, about 8 points above the Florida average of 15%. Renters vote less often than owners, and about 42% of households in 33905 rent, about 17 points above the U.S. average of 25%. 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.