Brownsville, TN Political Map | Democrat & Republican Areas in Brownsville

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

Brownsville leans Democratic by roughly 28 points: about 64% of voters vote Democratic and 36% Republican.

 

About 61% of adults in Brownsville typically vote, near the U.S. average of about 62%. Among adults in Brownsville, ~39% vote Democratic, ~22% Republican, and ~39% don't vote. The map below shows estimated turnout by block group.

How Brownsville compares

Among cities within 25 miles, Brownsville leans more Democratic than 69 of 70 neighbors.

Brownsville runs about 58 points more Democratic than Tennessee as a whole. Tennessee leans Republican overall, while Brownsville is one of the few Democratic-leaning pockets.

Politics vary noticeably by neighborhood within Brownsville. The north side runs the most Democratic (D+51) and the southwest side runs the most Republican (R+3), a spread of about 55 points.

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

Density combined with diversity predicts Democratic voting. Non-Hispanic white share in Brownsville is about 34%, about 39 points below the U.S. average of 72%. A high never-married share predicts Democratic voting, and about 40% of adults in Brownsville have never been married, above 94% of cities. Brownsville runs against the grain of Tennessee, a Democratic-leaning pocket in a Republican-leaning state.

Paved land cover and Democratic lean

Places with extensive paved surfaces tend to lean Democratic; Brownsville, TN sits in the top quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.

Why turnout in Brownsville looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Brownsville 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 10 points below the Tennessee average of 56%. Renters vote less often than owners, and about 43% of households in Brownsville rent, about 18 points above the U.S. average of 25%. Low high-school completion lines up with lower turnout, and about 84% of adults in Brownsville have completed high school, below 82% of cities. Learn more about the findings and methodology on the political spectrum map.

Sources and methodology

Precinct-level voting records used to fit the model come from Tennessee Secretary of State, 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.