McNair is a Democratic stronghold. About 90% of voters here vote Democratic and 10% Republican.
About 53% of adults in McNair typically vote, below the U.S. average of about 62%. Among adults in McNair, ~48% vote Democratic, ~5% Republican, and ~47% don't vote. The map below shows estimated turnout by block group.
How McNair compares
Among cities within 25 miles, McNair is the most Democratic-leaning.
McNair runs about 103 points more Democratic than Mississippi as a whole. Mississippi leans Republican overall, while McNair is one of the few Democratic-leaning pockets.
Politics vary noticeably by neighborhood within McNair. The northwest side is the most Democratic-leaning (D+83) and the northeast side is the least Democratic-leaning (D+68), a spread of about 15 points.
Why McNair leans the way it does
This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for McNair, not a ranked or complete list of what matters most.
Rural, majority-Black areas of the Southern Black Belt vote Democratic, against the usual rural pattern. About 94% of residents in McNair are Black or African American, about 58 points above the Mississippi average of 36%. A high never-married share predicts Democratic voting, and about 50% of adults in McNair have never been married, above 98% of cities. McNair runs against the grain of Mississippi, a Democratic-leaning pocket in a Republican-leaning state.
Food insecurity and voter turnout
Places with high food insecurity tend to turn out at a lower rate; McNair, MS sits in the top tenth nationally on this measure. Food insecurity does not directly drive turnout; it reflects economic hardship, which lines up with lower voting.
Why turnout in McNair looks the way it does
Areas with limited routine healthcare access turn out at lower rates. McNair 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 5%, about 55 points below the U.S. average of 60%. High food insecurity lines up with lower turnout, and about 44% of adults in McNair report food insecurity, in the top fraction of cities. High-crime urban areas turn out at lower rates, and McNair sits in the top 15% on a violent-crime measure. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Fayette, MS D+79
- Stampley, MS D+61
- Hamburg, MS D+25
- Harriston, MS D+71
- Oldenburg, MS R+31
- Roxie, MS R+3
- Stanton, MS D+2
- Leesdale, MS R+13
- Red Lick, MS D+68
- Kirby, MS R+12
Cities with Similar Populations
- Gainesville, AL D+55
- Craig, NE R+60
- Victoria, IL R+38
- Grayson, OK R+53
- Prague, NE R+58
- Pioneertown, CA R+5
- Hayward, MN R+38
- Franks, MO R+65
- Sacaton Flats, AZ D+63
- Bledsoe, KY R+85
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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.