Campbell County is a Republican stronghold. About 17% of voters here vote Democratic and 83% Republican.
About 66% of adults in Campbell County typically vote, near the U.S. average of about 62%. Among adults in Campbell County, ~11% vote Democratic, ~55% Republican, and ~34% don't vote. The map below shows estimated turnout by block group.
How Campbell County compares
Among counties within 50 miles, Campbell County leans more Republican than 10 of 19 neighbors.
Campbell County runs about 35 points more Republican than Tennessee as a whole.
Politics vary noticeably by city within Campbell County. The northwest side is the most Republican-leaning (R+72) and the north side is the least Republican-leaning (R+60), a spread of about 11 points.
Why Campbell 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 Campbell 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 Campbell County, about 95% of residents are non-Hispanic white, about 23 points above the U.S. average of 72%; about 13% of adults hold a bachelor's degree, about 9 points below the Tennessee average of 22%.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; Campbell County, TN sits in the bottom quarter nationally on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in Campbell County looks the way it does
Turnout in Campbell County sits close to the national pattern. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Union County, TN R+70
- Anderson County, TN R+39
- Scott County, TN R+70
- Claiborne County, TN R+70
- McCreary County, KY R+70
- Knox County, TN R+13
- Whitley County, KY R+68
- Bell County, KY R+62
- Morgan County, TN R+70
- Grainger County, TN R+71
Counties with Similar Populations
- Sequoyah County, OK R+58
- Fremont County, WY R+32
- Person County, NC R+24
- Webster County, MO R+64
- Union County, AR R+20
- Mayes County, OK R+56
- Latah County, ID R+4
- Douglas County, MN R+36
- Wayne County, WV R+55
- Crawford County, KS R+28
Sources and methodology
Precinct-level voting records used to fit the model come from Tennessee Secretary of State, Division 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.