30629 is a Republican stronghold. About 20% of voters here vote Democratic and 80% Republican.
About 71% of adults in 30629 typically vote, above the U.S. average of about 62%. Among adults in 30629, ~14% vote Democratic, ~56% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How 30629 compares
Among zip codes within 15 miles, 30629 leans more Republican than 8 of 11 neighbors.
30629 runs about 57 points more Republican than Georgia as a whole.
Politics vary noticeably by block within 30629. The northeast side is the most Republican-leaning (R+70) and the west side is the least Republican-leaning (R+49), a spread of about 21 points.
Why 30629 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 30629. The lean here lands roughly where demographic data alone would predict.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; 30629, GA sits below the national average on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 30629 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 30629 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. 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.