30434 leans Democratic by roughly 20 points: about 60% of voters vote Democratic and 40% Republican.
About 70% of adults in 30434 typically vote, above the U.S. average of about 62%. Among adults in 30434, ~42% vote Democratic, ~28% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How 30434 compares
Among zip codes within 15 miles, 30434 leans more Democratic than 5 of 6 neighbors.
30434 runs about 22 points more Democratic than Georgia as a whole. Georgia is roughly evenly split, and 30434 sits clearly on the Democratic side.
Politics vary noticeably by block within 30434. The southwest side runs the most Democratic (D+62) and the north side runs the most Republican (R+22), a spread of about 84 points.
Why 30434 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 30434, not a ranked or complete list of what matters most.
Areas with many never-married adults vote Democratic. About 39% of adults in 30434 have never been married, modestly above similar-sized zip codes (around 26%). 30434 runs against the grain of Georgia, a Democratic-leaning outlier in a roughly evenly split state.
Housing overcrowding and voter turnout
Places with low overcrowding tend to turn out at a higher rate; 30434, GA sits in the bottom quarter nationally on this measure.
Why turnout in 30434 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 30434 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 49%, about 6 points below the Georgia average of 56%. 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 Georgia Elections Division, 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.