30507 leans Republican by roughly 18 points: about 41% of voters vote Democratic and 59% Republican.
About 54% of adults in 30507 typically vote, below the U.S. average of about 62%. Among adults in 30507, ~22% vote Democratic, ~32% Republican, and ~46% don't vote. The map below shows estimated turnout by block group.
How 30507 compares
Among zip codes within 15 miles, 30507 leans more Republican than 3 of 14 neighbors.
30507 runs about 16 points more Republican than Georgia as a whole.
Politics vary noticeably by block within 30507. The northwest side runs the most Democratic (D+30) and the northeast side runs the most Republican (R+38), a spread of about 68 points.
Why 30507 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 30507, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 81% of households in 30507 are family households, about 15 points above the U.S. average of 67%. Low college attainment predicts Republican voting, and 30507 sits in the bottom quarter (about 14%, below 85% of zip codes).
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; 30507, GA sits in the bottom quarter 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 30507 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 30507 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The uninsured rate here is about 26%, about 12 points above the Georgia average of 14%. High food insecurity lines up with lower turnout, and about 28% of adults in 30507 report food insecurity, above 92% of zip codes. Low high-school completion lines up with lower turnout, and about 71% of adults in 30507 have completed high school, below 98% of zip codes. 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.