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

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

Norcross leans heavily Democratic by roughly 32 points: about 66% of voters vote Democratic and 34% Republican.

 

About 50% of adults in Norcross typically vote, below the U.S. average of about 62%. Among adults in Norcross, ~33% vote Democratic, ~17% Republican, and ~50% don't vote. The map below shows estimated turnout by block group.

How Norcross compares

Among cities within 25 miles, Norcross leans more Democratic than 35 of 67 neighbors.

Norcross runs about 33 points more Democratic than Georgia as a whole. Georgia is roughly evenly split, and Norcross sits clearly on the Democratic side.

Politics vary noticeably by neighborhood within Norcross. The southwest side is the most Democratic-leaning (D+44) and the northwest side is the least Democratic-leaning (D+19), a spread of about 25 points.

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

Dense areas vote Democratic. About 93% of residents in Norcross 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 44% of adults in Norcross have never been married, above 96% of cities. Norcross 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; Norcross, 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 Norcross looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Norcross is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The uninsured rate here is about 24%, about 10 points above the Georgia average of 14%. Renters vote less often than owners, and about 55% of households in Norcross rent, about 30 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 26% of adults in Norcross report food insecurity, above 92% of cities. Learn more about the findings and methodology on the political spectrum map.

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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.