North Decatur is a Democratic stronghold. About 77% of voters here vote Democratic and 23% Republican.
About 81% of adults in North Decatur typically vote, above the U.S. average of about 62%. Among adults in North Decatur, ~62% vote Democratic, ~19% Republican, and ~19% don't vote. The map below shows estimated turnout by block group.
How North Decatur compares
Among cities within 25 miles, North Decatur leans more Democratic than 40 of 64 neighbors.
North Decatur runs about 56 points more Democratic than Georgia as a whole. Georgia is roughly evenly split, and North Decatur sits clearly on the Democratic side.
Politics vary noticeably by neighborhood within North Decatur. The southwest side is the most Democratic-leaning (D+69) and the northwest side is the least Democratic-leaning (D+42), a spread of about 27 points.
Why North Decatur leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for North Decatur, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 75% of adults in North Decatur hold a bachelor's degree, about 46 points above the U.S. average of 28%. Dense areas vote Democratic, and North Decatur sits in the top fifth on density (about 96%, above 98% of cities). North Decatur 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; North Decatur, GA sits in the top tenth nationally on this measure.
Why turnout in North Decatur looks the way it does
Areas with strong routine healthcare access turn out at higher rates. North Decatur is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 70%, about 10 points above the U.S. average of 60%. High high-school completion lines up with higher turnout, and about 97% of adults in North Decatur have completed high school, above 88% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Scottdale, GA D+62
- Druid Hills, GA D+61
- North Druid Hills, GA D+48
- Avondale Estates, GA D+63
- Clarkston, GA D+57
- Belvedere Park, GA D+78
- North Atlanta, GA D+38
- Decatur, GA D+74
- Pine Lake, GA D+77
- Candler-McAfee, GA D+84
Cities with Similar Populations
- Plymouth, IN R+37
- Okatie, SC R+13
- Point Pleasant, NJ R+25
- Jenkintown, PA D+37
- Tallmadge, OH R+8
- Great Neck, NY R+19
- Mukwonago, WI R+31
- Walpole, MA D+16
- Hood River, OR D+29
- Moraga, CA D+49
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.