31780 leans slightly Republican by roughly 14 points: about 43% of voters vote Democratic and 57% Republican.
About 77% of adults in 31780 typically vote, above the U.S. average of about 62%. Among adults in 31780, ~33% vote Democratic, ~44% Republican, and ~23% don't vote. The map below shows estimated turnout by block group.
How 31780 compares
Among zip codes within 15 miles, 31780 leans more Republican than 2 of 7 neighbors.
31780 runs about 11 points more Republican than Georgia as a whole.
Politics vary noticeably by block within 31780. The west side runs the most Democratic (D+2) and the northeast side runs the most Republican (R+54), a spread of about 56 points.
Why 31780 leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in 31780. The lean here lands roughly where demographic data alone would predict.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; 31780, GA sits below 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 31780 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 31780 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.