30360 leans heavily Democratic by roughly 34 points: about 67% of voters vote Democratic and 33% Republican.
About 60% of adults in 30360 typically vote, near the U.S. average of about 62%. Among adults in 30360, ~40% vote Democratic, ~20% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.
How 30360 compares
Among zip codes within 15 miles, 30360 leans more Democratic than 24 of 60 neighbors.
30360 runs about 36 points more Democratic than Georgia as a whole. Georgia is roughly evenly split, and 30360 sits clearly on the Democratic side.
Politics vary noticeably by block within 30360. The southeast side is the most Democratic-leaning (D+44) and the north side is the least Democratic-leaning (D+20), a spread of about 24 points.
Why 30360 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 30360, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 94% of residents in 30360 live in densely developed areas, about 58 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and 30360 sits in the top quarter (about 42%, above 83% of zip codes). 30360 runs against the grain of Georgia, a Democratic-leaning outlier in a roughly evenly split state.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; 30360, GA sits in the top quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 30360 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 30360 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 21%, about 7 points above the Georgia average of 14%. Renters vote less often than owners, and about 49% of households in 30360 rent, about 24 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 22% of adults in 30360 report food insecurity, above 84% 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.