Old Union leans slightly Republican by roughly 8 points: about 46% of voters vote Democratic and 54% Republican.
About 68% of adults in Old Union typically vote, above the U.S. average of about 62%. Among adults in Old Union, ~31% vote Democratic, ~37% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How Old Union compares
Among cities within 25 miles, Old Union leans more Republican than 7 of 61 neighbors.
Old Union runs about 14 points more Democratic than Mississippi as a whole.
Politics vary noticeably by neighborhood within Old Union. The northeast side is the most split-leaning (R+33) and the southeast side is the least split-leaning (Even), a spread of about 33 points.
Why Old Union 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 Old Union, not a ranked or complete list of what matters most.
Car-dependent areas vote Republican. About 95% of residents in Old Union drive to work alone, about 22 points above the U.S. average of 74%. A high family-household share predicts Republican voting, and about 75% of households in Old Union are family households, above 76% of cities.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; Old Union, MS sits in the bottom tenth 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 Old Union looks the way it does
Turnout in Old Union sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Shannon, MS R+14
- Pine Grove, MS D+6
- Verona, MS D+51
- Troy, MS R+50
- Plantersville, MS R+41
- Zion, MS R+69
- Tupelo, MS R+9
- Okolona, MS D+31
- Furrs, MS R+15
- Nettleton, MS R+44
Cities with Similar Populations
- Adrian, OH R+52
- Oakland, AR R+45
- Virgil City, MO R+71
- Herman Center, WI R+57
- Grant, OK R+65
- Blackey, KY R+62
- Willard, WI R+41
- Hartford, TN R+70
- Harrietta, MI R+39
- Meadowview Estates, KY D+30
All Local Stats
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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.