31566 is a Republican stronghold. About 13% of voters here vote Democratic and 87% Republican.
About 66% of adults in 31566 typically vote, near the U.S. average of about 62%. Among adults in 31566, ~9% vote Democratic, ~57% Republican, and ~34% don't vote. The map below shows estimated turnout by block group.
How 31566 compares
Among zip codes within 15 miles, 31566 leans more Republican than 3 of 5 neighbors.
31566 runs about 71 points more Republican than Georgia as a whole.
Politics vary noticeably by block within 31566. The north side is the most Republican-leaning (R+83) and the east side is the least Republican-leaning (R+68), a spread of about 15 points.
Why 31566 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 31566, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 90% of residents in 31566 drive to work alone, about 16 points above the U.S. average of 74%. Low college attainment predicts Republican voting, and 31566 sits in the bottom quarter (about 11%, below 91% of zip codes).
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; 31566, GA sits in the bottom tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 31566 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 31566 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 47%, about 8 points below the Georgia average of 56%. 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.