Nine Mile is a Republican stronghold. About 14% of voters here vote Democratic and 86% Republican.
About 66% of adults in Nine Mile typically vote, near the U.S. average of about 62%. Among adults in Nine Mile, ~9% vote Democratic, ~57% Republican, and ~34% don't vote. The map below shows estimated turnout by block group.
How Nine Mile compares
Among cities within 25 miles, Nine Mile leans more Republican than 47 of 61 neighbors.
Nine Mile runs about 42 points more Republican than Tennessee as a whole.
Why Nine Mile leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Nine Mile, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 7% of adults in Nine Mile hold a bachelor's degree, about 15 points below the Tennessee average of 22%.
Paved land cover and Republican lean
Places with little paved surface tend to lean Republican; Nine Mile, 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 Nine Mile looks the way it does
Homeowners vote more often than renters. About 91% of households in Nine Mile own their home, about 14 points above the Tennessee average of 77%. Limited routine healthcare access lines up with lower turnout, and Nine Mile sits in the bottom quarter on routine-care measures. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Milo, TN R+71
- Cold Spring, TN R+73
- Summer City, TN R+70
- Melvine, TN R+72
- Litton, TN R+73
- Morgan Springs, TN R+68
- Emery Mill, TN R+70
- Pikeville, TN R+69
- Burke, TN R+70
- Mount Crest, TN R+73
Cities with Similar Populations
- Gholsonville, VA R+10
- Spires, IL R+55
- Mance, PA R+72
- Lowland, NC R+38
- Marrtown, ME D+16
- Deckers Point, PA R+67
- Centertown, PA R+51
- Long Branch, IL R+62
- Snap, KY R+63
- Rocky Branch, TX R+60
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.