Riverdale, GA Political Map | Democrat & Republican Areas in Riverdale

By the BestNeighborhood data science team. Last updated May 2026.

Riverdale is a Democratic stronghold. About 88% of voters here vote Democratic and 12% Republican.

 

About 62% of adults in Riverdale typically vote, near the U.S. average of about 62%. Among adults in Riverdale, ~55% vote Democratic, ~7% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.

How Riverdale compares

Among cities within 25 miles, Riverdale leans more Democratic than 56 of 65 neighbors.

Riverdale runs about 79 points more Democratic than Georgia as a whole. Georgia is roughly evenly split, and Riverdale sits clearly on the Democratic side.

Politics vary noticeably by neighborhood within Riverdale. The west side is the most Democratic-leaning (D+83) and the northeast side is the least Democratic-leaning (D+68), a spread of about 15 points.

Why Riverdale 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 Riverdale, not a ranked or complete list of what matters most.

Dense areas vote Democratic. About 85% of residents in Riverdale live in densely developed areas, about 48 points above the U.S. average of 36%. A high never-married share predicts Democratic voting, and about 47% of adults in Riverdale have never been married, above 97% of cities. Riverdale 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; Riverdale, GA sits in the top tenth nationally 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 Riverdale looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Riverdale 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 49%, about 7 points below the Georgia average of 56%. Learn more about the findings and methodology on the political spectrum map.

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.