Perry County is a Republican stronghold. About 13% of voters here vote Democratic and 87% Republican.
About 64% of adults in Perry County typically vote, near the U.S. average of about 62%. Among adults in Perry County, ~8% vote Democratic, ~55% Republican, and ~37% don't vote. The map below shows estimated turnout by block group.
How Perry County compares
Among counties within 50 miles, Perry County is the most Republican-leaning.
Perry County runs about 44 points more Republican than Tennessee as a whole.
Why Perry 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 Perry County, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 5% of residents in Perry County live in densely developed areas, about 16 points below the Tennessee average of 21%. Low college attainment predicts Republican voting, and Perry County sits in the bottom quarter (about 14%, below 89% of counties). A high family-household share predicts Republican voting, and about 73% of households in Perry County are family households, above 91% of counties.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Perry County, TN sits in the bottom tenth 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 Perry County looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Perry 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
- Decatur County, TN R+69
- Lewis County, TN R+67
- Wayne County, TN R+71
- Hickman County, TN R+67
- Humphreys County, TN R+60
- Henderson County, TN R+65
- Benton County, TN R+64
- Hardin County, TN R+69
- Lawrence County, TN R+68
- Carroll County, TN R+58
Counties with Similar Populations
- Butler County, NE R+62
- Coffey County, KS R+58
- Webster County, WV R+68
- Cedar County, NE R+67
- Mercer County, ND R+65
- Knox County, NE R+56
- Keith County, NE R+60
- Bracken County, KY R+58
- Rosebud County, MT R+20
- Custer County, SD R+53
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.