39631 leans Democratic by roughly 28 points: about 64% of voters vote Democratic and 36% Republican.
About 68% of adults in 39631 typically vote, above the U.S. average of about 62%. Among adults in 39631, ~44% vote Democratic, ~24% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How 39631 compares
Among zip codes within 15 miles, 39631 leans more Democratic than 4 of 5 neighbors.
39631 runs about 52 points more Democratic than Mississippi as a whole. Mississippi leans Republican overall, while 39631 is one of the few Democratic-leaning pockets.
Politics vary noticeably by block within 39631. The northeast side runs the most Democratic (D+49) and the southeast side runs the most Republican (R+46), a spread of about 95 points.
Why 39631 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 39631, not a ranked or complete list of what matters most.
39631 votes against the grain of Mississippi. Mississippi leans Republican overall, while 39631 runs about 52 points more Democratic. A high never-married share predicts Democratic voting, and about 44% of adults in 39631 have never been married, above 91% of zip codes.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; 39631, MS sits in the bottom tenth nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in 39631 looks the way it does
Limited routine healthcare access lines up with lower turnout, and 39631 sits in the bottom quarter on routine-care measures. 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 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.