27403 is a Democratic stronghold. About 77% of voters here vote Democratic and 23% Republican.
About 62% of adults in 27403 typically vote, near the U.S. average of about 62%. Among adults in 27403, ~48% vote Democratic, ~14% Republican, and ~38% don't vote. The map below shows estimated turnout by block group.
How 27403 compares
Among zip codes within 15 miles, 27403 leans more Democratic than 20 of 24 neighbors.
27403 runs about 58 points more Democratic than North Carolina as a whole. North Carolina leans Republican overall, while 27403 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 27403. The east side is the most Democratic-leaning (D+72) and the northwest side is the least Democratic-leaning (D+30), a spread of about 42 points.
Why 27403 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 27403, not a ranked or complete list of what matters most.
Dense areas vote Democratic. More than 99% of residents in 27403 live in densely developed areas, about 64 points above the U.S. average of 36%. High college attainment predicts Democratic voting, and 27403 sits in the top quarter (about 50%, above 89% of zip codes). 27403 runs against the grain of North Carolina, a Democratic-leaning pocket in a Republican-leaning state.
Paved land cover and Democratic lean
Places with extensive paved surfaces tend to lean Democratic; 27403, NC sits in the top quarter 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 27403 looks the way it does
Renters vote less often than owners. About 57% of households in 27403 rent, about 32 points above the U.S. average of 25%. Limited routine healthcare access lines up with lower turnout, and 27403 sits in the bottom quarter on routine-care measures. High food insecurity lines up with lower turnout, and about 23% of adults in 27403 report food insecurity, above 86% 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 North Carolina State Board of Elections, 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.