Tanner, AL Political Map | Democrat & Republican Areas in Tanner

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

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

Tanner, AL block-group voter-turnout map
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How Tanner compares

Among cities within 25 miles, Tanner leans more Republican than 14 of 64 neighbors.

Politically, Tanner sits close to the rest of Alabama.

Politics vary noticeably by neighborhood within Tanner. The west side is the most Republican-leaning (R+33) and the southeast side is the least Republican-leaning (R+9), a spread of about 24 points.

Why Tanner leans the way it does

Density, race composition, education, and family structure all sit close to their national averages in Tanner. The lean here lands roughly where demographic data alone would predict.

Preventive-care access and voter turnout

Places with limited routine preventive-care access tend to turn out at a lower rate; Tanner, AL sits below the national average on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.

Why turnout in Tanner looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Tanner is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Low high-school completion lines up with lower turnout, and about 83% of adults in Tanner have completed high school, below 86% of cities. Learn more about the findings and methodology on the political spectrum map.

Cities with Similar Populations

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Sources and methodology

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