Franklin County is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 68% of adults in Franklin County typically vote, above the U.S. average of about 62%. Among adults in Franklin County, ~14% vote Democratic, ~54% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How Franklin County compares
Among counties within 50 miles, Franklin County leans more Republican than 4 of 13 neighbors.
Franklin County runs about 29 points more Republican than Tennessee as a whole.
Politics vary noticeably by city within Franklin County. The southwest side is the most Republican-leaning (R+70) and the east side is the least Republican-leaning (R+36), a spread of about 33 points.
Why Franklin County leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Franklin County. The lean here lands roughly where demographic data alone would predict.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Franklin County, TN sits below the national average 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 Franklin County looks the way it does
Turnout in Franklin 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
- Moore County, TN R+69
- Coffee County, TN R+55
- Grundy County, TN R+68
- Lincoln County, TN R+64
- Bedford County, TN R+51
- Marion County, TN R+62
- Jackson County, AL R+71
- Warren County, TN R+62
- Cannon County, TN R+69
- Dade County, GA R+64
Counties with Similar Populations
- Manassas City, VA D+14
- Camden County, MO R+54
- Fulton County, OH R+45
- Davie County, NC R+45
- Stephens County, OK R+58
- Polk County, GA R+53
- Union County, PA R+26
- Montrose County, CO R+30
- Levy County, FL R+56
- Douglas County, WA R+25
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.