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

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

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

 

About 69% of adults in Aventura typically vote, above the U.S. average of about 62%. Among adults in Aventura, ~30% vote Democratic, ~39% Republican, and ~31% don't vote. The map below shows estimated turnout by block group.

How Aventura compares

Among cities within 25 miles, Aventura leans more Republican than 48 of 79 neighbors.

Politically, Aventura sits close to the rest of Florida.

Politics vary noticeably by neighborhood within Aventura. The north side is the most Republican-leaning (R+32) and the west side is the least Republican-leaning (R+7), a spread of about 25 points.

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

Aventura votes Republican even though it is densely developed (about 93%, far above the Florida average of 57%). State and regional patterns outweigh the Democratic lean that density usually predicts here.

Walkability and Democratic lean

Places with a highly walkable street grid tend to lean Democratic; Aventura, 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 Aventura looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Aventura is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. 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.