Grant County is a Republican stronghold. About 19% of voters here vote Democratic and 81% Republican.
About 72% of adults in Grant County typically vote, above the U.S. average of about 62%. Among adults in Grant County, ~14% vote Democratic, ~58% Republican, and ~28% don't vote. The map below shows estimated turnout by block group.
How Grant County compares
Among counties within 50 miles, Grant County leans more Republican than 26 of 29 neighbors.
Grant County runs about 31 points more Republican than Kentucky as a whole.
Why Grant 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 Grant County, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In Grant County, about 92% of residents are non-Hispanic white, about 20 points above the U.S. average of 72%; about 15% of adults hold a bachelor's degree, about 13 points below the U.S. average of 28%.
Population density and Republican lean
Places with low population density tend to lean Republican; Grant County, KY sits below the national average on this measure.
Why turnout in Grant County looks the way it does
Turnout in Grant County sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Pendleton County, KY R+62
- Gallatin County, KY R+57
- Owen County, KY R+63
- Boone County, KY R+28
- Kenton County, KY R+14
- Switzerland County, IN R+63
- Harrison County, KY R+51
- Ohio County, IN R+58
- Campbell County, KY R+16
- Bracken County, KY R+58
Counties with Similar Populations
- Hickman County, TN R+67
- Audrain County, MO R+48
- Chattooga County, GA R+58
- Cherokee County, AL R+76
- Bremer County, IA R+25
- Prentiss County, MS R+58
- Manistee County, MI R+18
- Routt County, CO D+12
- Otsego County, MI R+28
- Jackson County, OK R+48
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Sources and methodology
Precinct-level voting records used to fit the model come from Kentucky 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.