Warren County leans slightly Democratic by roughly 6 points: about 53% of voters vote Democratic and 47% Republican.
About 68% of adults in Warren County typically vote, above the U.S. average of about 62%. Among adults in Warren County, ~36% vote Democratic, ~32% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How Warren County compares
Among counties within 50 miles, Warren County leans more Democratic than 5 of 13 neighbors.
Warren County runs about 29 points more Democratic than Mississippi as a whole. Mississippi leans Republican overall, while Warren County is one of the few Democratic-leaning pockets.
Politics vary noticeably by city within Warren County. The west side runs the most Democratic (D+73) and the northwest side runs the most Republican (R+67), a spread of about 140 points.
Why Warren 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 Warren County, not a ranked or complete list of what matters most.
Areas with many never-married adults vote Democratic. About 37% of adults in Warren County have never been married, modestly above similar-sized counties (around 29%). Warren County runs against the grain of Mississippi, a Democratic-leaning pocket in a Republican-leaning state.
Cholesterol-screening access and voter turnout
Places with high cholesterol-screening access tend to turn out at a higher rate; Warren County, MS sits in the top quarter nationally on this measure. Cholesterol screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Warren County looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Warren County is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The dental-visit rate here is about 10%, about 50 points below the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Madison Parish, LA D+6
- Claiborne County, MS D+61
- Hinds County, MS D+52
- East Carroll Parish, LA D+18
- Tensas Parish, LA R+4
- Issaquena County, MS R+11
- Copiah County, MS D+6
- Sharkey County, MS D+48
- Yazoo County, MS D+17
- Jefferson County, MS D+63
Counties with Similar Populations
- Bryan County, GA R+35
- Beaufort County, NC R+24
- Henderson County, KY R+33
- Phelps County, MO R+33
- Stephenson County, IL R+14
- Wood County, TX R+68
- Branch County, MI R+38
- McDowell County, NC R+50
- Washington County, MS D+48
- Stokes County, NC R+57
Sources and methodology
Precinct-level voting records used to fit the model come from Mississippi Secretary of State, 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.