Wilson County leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 76% of adults in Wilson County typically vote, above the U.S. average of about 62%. Among adults in Wilson County, ~23% vote Democratic, ~53% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How Wilson County compares
Among counties within 50 miles, Wilson County leans more Republican than 3 of 16 neighbors.
Wilson County runs about 10 points more Republican than Tennessee as a whole.
Politics vary noticeably by city within Wilson County. The southeast side is the most Republican-leaning (R+65) and the east side is the least Republican-leaning (R+21), a spread of about 44 points.
Why Wilson 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 Wilson County, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 73% of households in Wilson County are family households, about 7 points above the U.S. average of 67%.
High-school completion and voter turnout
Places with high-school-completion-heavy adults tend to turn out at a higher rate; Wilson County, TN sits in the top quarter nationally on this measure.
Why turnout in Wilson County looks the way it does
Areas with high high-school completion turn out at higher rates. About 94% of adults in Wilson County have completed high school, about 6 points above the Tennessee average of 88%. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Sumner County, TN R+40
- Davidson County, TN D+26
- Trousdale County, TN R+59
- Rutherford County, TN R+16
- Smith County, TN R+64
- Robertson County, TN R+46
- Williamson County, TN R+29
- Macon County, TN R+68
- Cannon County, TN R+69
- DeKalb County, TN R+63
Counties with Similar Populations
- Parker County, TX R+62
- Rowan County, NC R+27
- Orange County, NC D+48
- Sandoval County, NM D+4
- Coweta County, GA R+27
- Kaufman County, TX R+29
- Coconino County, AZ D+21
- Rock Island County, IL D+12
- Scott County, MN R+5
- Douglas County, GA D+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.