33313 is a Democratic stronghold. About 84% of voters here vote Democratic and 16% Republican.
About 50% of adults in 33313 typically vote, below the U.S. average of about 62%. Among adults in 33313, ~42% vote Democratic, ~8% Republican, and ~50% don't vote. The map below shows estimated turnout by block group.
How 33313 compares
Among zip codes within 15 miles, 33313 leans more Democratic than 57 of 58 neighbors.
33313 runs about 80 points more Democratic than Florida as a whole. Florida leans Republican overall, while 33313 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 33313. The east side is the most Democratic-leaning (D+76) and the southwest side is the least Democratic-leaning (D+26), a spread of about 49 points.
Why 33313 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 33313, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 99% of residents in 33313 live in densely developed areas, about 63 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 45% of adults in 33313 have never been married, above 92% of zip codes. 33313 runs against the grain of Florida, a Democratic-leaning pocket in a Republican-leaning state.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 33313, FL sits in the top tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 33313 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 33313 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 45%, about 11 points below the Florida average of 56%. Renters vote less often than owners, and about 54% of households in 33313 rent, compared to around 34% in nearby zip codes. Low high-school completion lines up with lower turnout, and about 85% of adults in 33313 have completed high school, below 81% 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.