31415 is a Democratic stronghold. About 93% of voters here vote Democratic and 7% Republican.
About 57% of adults in 31415 typically vote, near the U.S. average of about 62%. Among adults in 31415, ~53% vote Democratic, ~4% Republican, and ~43% don't vote. The map below shows estimated turnout by block group.
How 31415 compares
Among zip codes within 15 miles, 31415 is the most Democratic-leaning.
31415 runs about 88 points more Democratic than Georgia as a whole. Georgia is roughly evenly split, and 31415 sits clearly on the Democratic side.
Politics vary noticeably by block within 31415. The southwest side is the most Democratic-leaning (D+91) and the east side is the least Democratic-leaning (D+76), a spread of about 15 points.
Why 31415 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 31415, not a ranked or complete list of what matters most.
Dense areas vote Democratic. About 93% of residents in 31415 live in densely developed areas, about 57 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 53% of adults in 31415 have never been married, above 96% of zip codes. 31415 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; 31415, GA sits in the top tenth nationally on this measure.
Why turnout in 31415 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 31415 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 46%, about 10 points below the Georgia average of 56%. Renters vote less often than owners, and about 56% of households in 31415 rent, about 31 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 39% of adults in 31415 report food insecurity, above 98% of zip codes. 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.