Gibson County leans heavily Republican by roughly 44 points: about 28% of voters vote Democratic and 72% Republican.
About 67% of adults in Gibson County typically vote, near the U.S. average of about 62%. Among adults in Gibson County, ~19% vote Democratic, ~48% Republican, and ~33% don't vote. The map below shows estimated turnout by block group.
How Gibson County compares
Among counties within 50 miles, Gibson County leans more Republican than 6 of 16 neighbors.
Gibson County runs about 14 points more Republican than Tennessee as a whole.
Politics vary noticeably by city within Gibson County. The northeast side is the most Republican-leaning (R+70) and the south side is the least Republican-leaning (R+15), a spread of about 56 points.
Why Gibson 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 Gibson County, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 83% of residents in Gibson County drive to work alone, about 9 points above the U.S. average of 74%.
Park access and Republican lean
Places with low park coverage tend to lean Republican; Gibson County, TN sits in the bottom quarter nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Gibson County looks the way it does
Turnout in Gibson 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
- Crockett County, TN R+57
- Madison County, TN R+2
- Carroll County, TN R+58
- Weakley County, TN R+53
- Dyer County, TN R+47
- Haywood County, TN D+13
- Henderson County, TN R+65
- Obion County, TN R+52
- Chester County, TN R+61
- Lauderdale County, TN R+23
Counties with Similar Populations
- Cherokee County, TX R+47
- Venango County, PA R+42
- Lincoln County, OR D+13
- Somerset County, ME R+29
- Bedford County, TN R+51
- Columbus County, NC R+27
- Dearborn County, IN R+53
- Polk County, TX R+50
- Medina County, TX R+37
- Carroll County, NH R+2
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.