Rockdale is a Democratic stronghold. About 79% of voters here vote Democratic and 21% Republican.
About 71% of adults in Rockdale typically vote, above the U.S. average of about 62%. Among adults in Rockdale, ~56% vote Democratic, ~15% Republican, and ~29% don't vote. The map below shows estimated turnout by block group.
How Rockdale compares
Among neighborhoods within 5 miles, Rockdale leans more Democratic than 4 of 13 neighbors.
Rockdale runs about 60 points more Democratic than Georgia as a whole. Georgia is roughly evenly split, and Rockdale sits clearly on the Democratic side.
Politics vary noticeably by block within Rockdale. The west side is the most Democratic-leaning (D+78) and the north side is the least Democratic-leaning (D+35), a spread of about 43 points.
Why Rockdale leans the way it does
This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Rockdale, not a ranked or complete list of what matters most.
Rockdale votes against the grain of Georgia. Georgia is roughly evenly split, while Rockdale runs about 60 points more Democratic. High college attainment predicts Democratic voting, and Rockdale sits in the top quarter (about 59%, above 79% of neighborhoods). A high never-married share predicts Democratic voting, and about 48% of adults in Rockdale have never been married, above 79% of neighborhoods.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Rockdale, Atlanta, GA sits in the top quarter nationally on this measure.
Why turnout in Rockdale looks the way it does
Turnout in Rockdale sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
Neighborhoods with Similar Populations
- East Bloomington, Bloomington, MN D+36
- Santa Clara, Eugene, OR D+19
- Airport, Honolulu, HI D+8
- Loop, Chicago, IL D+57
- Southwestern Outer Drive, Dearborn, MI D+3
- East Toledo, Toledo, OH D+15
- East Tampa, Tampa, FL D+66
- Printers Row, Chicago, IL D+69
- Maplewood-Ashcreek, Portland, OR D+61
- Camp Pendleton South, Oceanside, CA R+25
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.