Alleghany County, NC Political Map | Democrat & Republican Areas in Alleghany County

Alleghany County is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.

 
Alleghany County, NC block-group political-lean map
Click the map to explore
D+100 D+50 Even R+50 R+100
More liberal More conservative

About 79% of adults in Alleghany County typically vote, above the U.S. average of about 62%. Among adults in Alleghany County, ~17% vote Democratic, ~62% Republican, and ~21% don't vote. The map below shows estimated turnout by block group.

Alleghany County, NC block-group voter-turnout map
Click the map to explore
0% 50% 100%
Lower turnout Higher turnout
Colorblind friendly off

How Alleghany County compares

Among counties within 50 miles, Alleghany County leans more Republican than 11 of 17 neighbors.

Alleghany County runs about 55 points more Republican than North Carolina as a whole.

Why Alleghany County leans the way it does

This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Alleghany County, not a ranked or complete list of what matters most.

Rural areas vote Republican. About 12% of residents in Alleghany County live in densely developed areas, about 15 points below the North Carolina average of 27%.

Walkability and Republican lean

Places with a low walkability score tend to lean Republican; Alleghany County, NC sits in the bottom quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.

Why turnout in Alleghany County looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Alleghany County is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Learn more about the findings and methodology on the political spectrum map.

Home Services

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.