30342 leans Democratic by roughly 16 points: about 58% of voters vote Democratic and 42% Republican.
About 76% of adults in 30342 typically vote, above the U.S. average of about 62%. Among adults in 30342, ~44% vote Democratic, ~32% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How 30342 compares
Among zip codes within 15 miles, 30342 leans more Democratic than 10 of 66 neighbors.
30342 runs about 18 points more Democratic than Georgia as a whole. Georgia is roughly evenly split, and 30342 sits clearly on the Democratic side.
Politics vary noticeably by block within 30342. The north side runs the most Democratic (D+31) and the southeast side runs the most Republican (R+7), a spread of about 37 points.
Why 30342 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 30342, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 74% of adults in 30342 hold a bachelor's degree, about 45 points above the U.S. average of 28%. Dense areas vote Democratic, and 30342 sits in the top fifth on density (about 96%, above 92% of zip codes). A high never-married share predicts Democratic voting, and about 40% of adults in 30342 have never been married, above 88% of zip codes.
Preventive-care access and voter turnout
Places with strong routine preventive-care access tend to turn out at a higher rate; 30342, GA sits in the top 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 30342 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 30342 is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 72%, about 12 points above the U.S. average of 60%. 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.