38474 is a Republican stronghold. About 23% of voters here vote Democratic and 77% Republican.
About 60% of adults in 38474 typically vote, near the U.S. average of about 62%. Among adults in 38474, ~14% vote Democratic, ~46% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.
How 38474 compares
Among zip codes within 15 miles, 38474 leans more Republican than 1 of 7 neighbors.
38474 runs about 24 points more Republican than Tennessee as a whole.
Politics vary noticeably by block within 38474. The southwest side is the most Republican-leaning (R+69) and the east side is the least Republican-leaning (R+41), a spread of about 28 points.
Why 38474 leans the way it does
This analysis examined 14,881 data points per zip code to find what predicts political lean and turnout. The items below are a few correlations that stood out for 38474, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 87% of residents in 38474 drive to work alone, about 14 points above the U.S. average of 74%. Low college attainment predicts Republican voting, and 38474 sits in the bottom quarter (about 14%, below 84% of zip codes).
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; 38474, TN sits below the national average on this measure. Dental visits do not drive turnout; the rate reflects income, insurance, and healthcare access, which line up with who votes.
Why turnout in 38474 looks the way it does
Turnout in 38474 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 Zip Codes
Zip Codes with Similar Populations
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.