Humphreys County is a Republican stronghold. About 20% of voters here vote Democratic and 80% Republican.
About 65% of adults in Humphreys County typically vote, near the U.S. average of about 62%. Among adults in Humphreys County, ~13% vote Democratic, ~52% Republican, and ~35% don't vote. The map below shows estimated turnout by block group.
How Humphreys County compares
Among counties within 50 miles, Humphreys County leans more Republican than 6 of 14 neighbors.
Humphreys County runs about 30 points more Republican than Tennessee as a whole.
Why Humphreys 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 Humphreys County, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 16% of adults in Humphreys County hold a bachelor's degree, about 6 points below the Tennessee average of 22%.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Humphreys County, TN sits in the bottom quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Humphreys County looks the way it does
Turnout in Humphreys 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
- Houston County, TN R+64
- Benton County, TN R+64
- Dickson County, TN R+55
- Hickman County, TN R+67
- Perry County, TN R+73
- Stewart County, TN R+67
- Henry County, TN R+55
- Decatur County, TN R+69
- Carroll County, TN R+58
- Lewis County, TN R+67
Counties with Similar Populations
- Waseca County, MN R+32
- Inyo County, CA R+4
- Green Lake County, WI R+34
- Perry County, MO R+62
- McIntosh County, OK R+55
- Butler County, AL R+13
- Ashley County, AR R+46
- Greene County, GA R+14
- Adair County, KY R+62
- Pike County, GA 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.