Harrison County leans heavily Republican by roughly 42 points: about 29% of voters vote Democratic and 71% Republican.
About 68% of adults in Harrison County typically vote, above the U.S. average of about 62%. Among adults in Harrison County, ~20% vote Democratic, ~48% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How Harrison County compares
Among counties within 50 miles, Harrison County leans more Republican than 3 of 19 neighbors.
Politically, Harrison County sits close to the rest of West Virginia.
Politics vary noticeably by city within Harrison County. The northwest side is the most Republican-leaning (R+58) and the east side is the least Republican-leaning (R+27), a spread of about 32 points.
Why Harrison County leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Harrison County. The lean here lands roughly where demographic data alone would predict.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Harrison County, WV sits in the top 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 Harrison County looks the way it does
Turnout in Harrison County sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Taylor County, WV R+55
- Marion County, WV R+37
- Lewis County, WV R+57
- Doddridge County, WV R+69
- Barbour County, WV R+60
- Upshur County, WV R+55
- Monongalia County, WV D+4
- Wetzel County, WV R+57
- Tyler County, WV R+61
- Gilmer County, WV R+40
Counties with Similar Populations
- Starr County, TX R+7
- Wilkes County, NC R+57
- Tehama County, CA R+35
- Marquette County, MI Even
- Apache County, AZ D+30
- Sauk County, WI R+20
- Warren County, NY R+2
- Adams County, IL R+40
- Mason County, WA R+5
- Crow Wing County, MN R+29
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Sources and methodology
Precinct-level voting records used to fit the model come from West Virginia Secretary of State, 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.