Trousdale County is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 59% of adults in Trousdale County typically vote, near the U.S. average of about 62%. Among adults in Trousdale County, ~12% vote Democratic, ~47% Republican, and ~41% don't vote. The map below shows estimated turnout by block group.
How Trousdale County compares
Among counties within 50 miles, Trousdale County leans more Republican than 9 of 19 neighbors.
Trousdale County runs about 29 points more Republican than Tennessee as a whole.
Politics vary noticeably by city within Trousdale County. The northwest side is the most Republican-leaning (R+64) and the south side is the least Republican-leaning (R+54), a spread of about 10 points.
Why Trousdale 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 Trousdale County, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 11% of residents in Trousdale County live in densely developed areas, about 11 points below the Tennessee average of 21%. A high family-household share predicts Republican voting, and about 74% of households in Trousdale County are family households, above 93% of counties.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Trousdale County, TN sits in the bottom quarter nationally on this measure. Paved ground does not change how people vote; it mostly reflects how urban and built-up a place is.
Why turnout in Trousdale County looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Trousdale 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.
Nearby Counties
- Macon County, TN R+68
- Smith County, TN R+64
- Wilson County, TN R+39
- Sumner County, TN R+40
- Allen County, KY R+64
- Jackson County, TN R+65
- Monroe County, KY R+69
- Simpson County, KY R+42
- DeKalb County, TN R+63
- Clay County, TN R+67
Counties with Similar Populations
- Jackson County, TN R+65
- Ramsey County, ND R+30
- Teton County, ID R+21
- Iron County, MI R+24
- Conecuh County, AL R+7
- Barton County, MO R+65
- Magoffin County, KY R+67
- Red River County, TX R+51
- Ward County, TX R+56
- Douglas County, MO R+70
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.