Perthshire leans heavily Democratic by roughly 48 points: about 74% of voters vote Democratic and 26% Republican.
About 51% of adults in Perthshire typically vote, below the U.S. average of about 62%. Among adults in Perthshire, ~38% vote Democratic, ~13% Republican, and ~49% don't vote. The map below shows estimated turnout by block group.
How Perthshire compares
Among cities within 25 miles, Perthshire leans more Democratic than 40 of 50 neighbors.
Perthshire runs about 72 points more Democratic than Mississippi as a whole. Mississippi leans Republican overall, while Perthshire is one of the few Democratic-leaning pockets.
Politics vary noticeably by neighborhood within Perthshire. The southwest side is the most Democratic-leaning (D+56) and the west side is the least Democratic-leaning (D+41), a spread of about 15 points.
Why Perthshire 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 Perthshire, 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 77% of residents in Perthshire are Black or African American, about 41 points above the Mississippi average of 36%. A high never-married share predicts Democratic voting, and about 54% of adults in Perthshire have never been married, in the top fraction of cities. Perthshire runs against the grain of Mississippi, a Democratic-leaning pocket in a Republican-leaning state.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; Perthshire, 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 Perthshire looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Perthshire 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%. Renters vote less often than owners, and about 42% of households in Perthshire rent, about 17 points above the U.S. average of 25%. High food insecurity lines up with lower turnout, and about 48% of adults in Perthshire report food insecurity, in the top fraction of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Gunnison, MS D+41
- Waxhaw, MS D+50
- Lombardy, MS D+53
- Symonds, MS D+49
- Shelby, MS D+77
- Niles, MS D+59
- Rosedale, MS D+67
- Winstonville, MS D+73
- Duncan, MS D+58
Cities with Similar Populations
- Atlanta, ID R+52
- White Rock, MI R+42
- Moose Junction, WI R+29
- South Montesano, WA R+15
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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.