30149 leans heavily Republican by roughly 34 points: about 33% of voters vote Democratic and 67% Republican.
About 44% of adults in 30149 typically vote, below the U.S. average of about 62%. Among adults in 30149, ~15% vote Democratic, ~29% Republican, and ~56% don't vote. The map below shows estimated turnout by block group.
How 30149 compares
Among zip codes within 15 miles, 30149 leans more Republican than 2 of 9 neighbors.
30149 runs about 32 points more Republican than Georgia as a whole.
Why 30149 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 30149. The lean here lands roughly where demographic data alone would predict.
Cholesterol-screening access and voter turnout
Places with low cholesterol-screening access tend to turn out at a lower rate; 30149, GA sits in the bottom tenth nationally on this measure. Cholesterol screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in 30149 looks the way it does
Renters vote less often than owners. More than 99% of households in 30149 rent, about 75 points above the U.S. average of 25%. Strong routine healthcare access lines up with higher turnout, and 30149 sits in the top 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 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.