36703 leans heavily Democratic by roughly 48 points: about 74% of voters vote Democratic and 26% Republican.
About 70% of adults in 36703 typically vote, above the U.S. average of about 62%. Among adults in 36703, ~52% vote Democratic, ~18% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How 36703 compares
Among zip codes within 15 miles, 36703 is the most Democratic-leaning.
36703 runs about 79 points more Democratic than Alabama as a whole. Alabama leans Republican overall, while 36703 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 36703. The southwest side runs the most Democratic (D+92) and the northeast side runs the most Republican (R+9), a spread of about 101 points.
Why 36703 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 36703, not a ranked or complete list of what matters most.
36703 votes against the grain of Alabama. Alabama leans Republican overall, while 36703 runs about 79 points more Democratic. A high never-married share predicts Democratic voting, and about 35% of adults in 36703 have never been married, above 80% of zip codes.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; 36703, AL sits in the bottom tenth nationally 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 36703 looks the way it does
Limited routine healthcare access lines up with lower turnout, and 36703 sits in the bottom quarter on routine-care measures. 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 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.