31709 leans Democratic by roughly 18 points: about 59% of voters vote Democratic and 41% Republican.
About 62% of adults in 31709 typically vote, near the U.S. average of about 62%. Among adults in 31709, ~37% vote Democratic, ~25% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.
How 31709 compares
Among zip codes within 15 miles, 31709 leans more Democratic than 6 of 7 neighbors.
31709 runs about 19 points more Democratic than Georgia as a whole. Georgia is roughly evenly split, and 31709 sits clearly on the Democratic side.
Politics vary noticeably by block within 31709. The northwest side runs the most Democratic (D+61) and the southwest side runs the most Republican (R+21), a spread of about 82 points.
Why 31709 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 31709, not a ranked or complete list of what matters most.
Areas with many never-married adults vote Democratic. About 48% of adults in 31709 have never been married, well above similar-sized zip codes (around 29%). 31709 runs against the grain of Georgia, a Democratic-leaning outlier in a roughly evenly split state.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; 31709, GA sits above the national average on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in 31709 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 31709 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.