30106 is a Democratic stronghold. About 77% of voters here vote Democratic and 23% Republican.
About 70% of adults in 30106 typically vote, above the U.S. average of about 62%. Among adults in 30106, ~54% vote Democratic, ~16% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How 30106 compares
Among zip codes within 15 miles, 30106 leans more Democratic than 26 of 39 neighbors.
30106 runs about 55 points more Democratic than Georgia as a whole. Georgia is roughly evenly split, and 30106 sits clearly on the Democratic side.
Politics vary noticeably by block within 30106. The northeast side is the most Democratic-leaning (D+55) and the east side is the least Democratic-leaning (D+43), a spread of about 12 points.
Why 30106 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 30106, not a ranked or complete list of what matters most.
Density combined with diversity predicts Democratic voting. Non-Hispanic white share in 30106 is about 24%, about 48 points below the U.S. average of 72%. A high never-married share predicts Democratic voting, and about 36% of adults in 30106 have never been married, above 82% of zip codes. 30106 runs against the grain of Georgia, a Democratic-leaning outlier in a roughly evenly split state.
Population density and Democratic lean
Places with high population density tend to lean Democratic; 30106, GA sits in the top quarter nationally on this measure.
Why turnout in 30106 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 30106 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.