Lauderdale County leans Republican by roughly 22 points: about 39% of voters vote Democratic and 61% Republican.
About 57% of adults in Lauderdale County typically vote, near the U.S. average of about 62%. Among adults in Lauderdale County, ~22% vote Democratic, ~35% Republican, and ~43% don't vote. The map below shows estimated turnout by block group.
How Lauderdale County compares
Among counties within 50 miles, Lauderdale County leans more Republican than 5 of 13 neighbors.
Lauderdale County runs about 7 points more Democratic than Tennessee as a whole.
Politics vary noticeably by city within Lauderdale County. The south side runs the most Democratic (D+29) and the north side runs the most Republican (R+71), a spread of about 100 points.
Why Lauderdale County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Lauderdale County, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 13% of adults in Lauderdale County hold a bachelor's degree, about 9 points below the Tennessee average of 22%. Car-dependent areas vote Republican, and about 83% of residents in Lauderdale County drive to work alone, above 87% of counties.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; Lauderdale County, TN sits in the bottom quarter nationally 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 Lauderdale County looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Lauderdale County is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Renters vote less often than owners, and about 34% of households in Lauderdale County rent, above 85% of counties. Low high-school completion lines up with lower turnout, and about 84% of adults in Lauderdale County have completed high school, below 85% of counties. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Haywood County, TN D+13
- Dyer County, TN R+47
- Tipton County, TN R+47
- Crockett County, TN R+57
- Mississippi County, AR R+10
- Pemiscot County, MO R+30
- Gibson County, TN R+44
- Fayette County, TN R+33
- Madison County, TN R+2
- Lake County, TN R+37
Counties with Similar Populations
- Otsego County, MI R+28
- Macon County, TN R+68
- Posey County, IN R+45
- Barbour County, AL R+3
- Iosco County, MI R+28
- Manistee County, MI R+18
- Todd County, MN R+50
- Lyon County, MN R+28
- Prentiss County, MS R+58
- Bremer County, IA 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.