30171 is a Republican stronghold. About 12% of voters here vote Democratic and 88% Republican.
About 77% of adults in 30171 typically vote, above the U.S. average of about 62%. Among adults in 30171, ~9% vote Democratic, ~68% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How 30171 compares
Among zip codes within 15 miles, 30171 leans more Republican than 6 of 8 neighbors.
30171 runs about 73 points more Republican than Georgia as a whole.
Why 30171 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 30171, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In 30171, about 94% of residents are non-Hispanic white, about 22 points above the U.S. average of 72%; about 15% of adults hold a bachelor's degree, about 9 points below the Georgia average of 24%. A high family-household share predicts Republican voting, and about 82% of households in 30171 are family households, above 94% of zip codes.
Park access and Republican lean
Places with low park coverage tend to lean Republican; 30171, GA sits in the bottom tenth nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in 30171 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 30171 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.