38024 leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 68% of adults in 38024 typically vote, above the U.S. average of about 62%. Among adults in 38024, ~20% vote Democratic, ~48% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How 38024 compares
Among zip codes within 15 miles, 38024 is the least Republican-leaning.
38024 runs about 10 points more Republican than Tennessee as a whole.
Politics vary noticeably by block within 38024. The northeast side is the most Republican-leaning (R+61) and the west side is the least Republican-leaning (R+20), a spread of about 41 points.
Why 38024 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 38024, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 88% of residents in 38024 drive to work alone, about 15 points above the U.S. average of 74%.
Population density and Democratic lean
Places with high population density tend to lean Democratic; 38024, TN sits above the national average on this measure.
Why turnout in 38024 looks the way it does
Areas with limited routine healthcare access turn out at lower rates. 38024 is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. 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.