37341 leans heavily Republican by roughly 42 points: about 29% of voters vote Democratic and 71% Republican.
About 77% of adults in 37341 typically vote, above the U.S. average of about 62%. Among adults in 37341, ~22% vote Democratic, ~54% Republican, and ~24% don't vote. The map below shows estimated turnout by block group.
How 37341 compares
Among zip codes within 15 miles, 37341 leans more Republican than 16 of 23 neighbors.
37341 runs about 13 points more Republican than Tennessee as a whole.
Politics vary noticeably by block within 37341. The northeast side is the most Republican-leaning (R+60) and the southwest side is the least Republican-leaning (R+23), a spread of about 38 points.
Why 37341 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 37341, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 81% of households in 37341 are family households, about 14 points above the U.S. average of 67%.
Cancer-screening access and voter turnout
Places with high colon-cancer-screening access tend to turn out at a higher rate; 37341, TN sits in the top quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in 37341 looks the way it does
Areas with strong routine healthcare access turn out at higher rates. 37341 is in the top quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 65%, above 63% of zip codes. 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.