Petros is a Republican stronghold. About 16% of voters here vote Democratic and 84% Republican.
About 63% of adults in Petros typically vote, near the U.S. average of about 62%. Among adults in Petros, ~10% vote Democratic, ~53% Republican, and ~37% don't vote. The map below shows estimated turnout by block group.
How Petros compares
Among cities within 25 miles, Petros leans more Republican than 36 of 68 neighbors.
Petros runs about 39 points more Republican than Tennessee as a whole.
Why Petros 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 Petros, not a ranked or complete list of what matters most.
Areas with a high white share and below-average college attainment vote Republican. In Petros, about 99% of residents are non-Hispanic white, about 26 points above the U.S. average of 72%; about 6% of adults hold a bachelor's degree, about 16 points below the Tennessee average of 22%. A high family-household share predicts Republican voting, and about 77% of households in Petros are family households, above 82% of cities.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; Petros, TN sits in the bottom quarter 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 Petros looks the way it does
Turnout in Petros 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
- Fork Mountain, TN R+71
- Coalfield, TN R+67
- Kelley Town, TN R+66
- Windrock, TN R+68
- Wartburg, TN R+66
- White Oak, TN R+73
- Oliver Springs, TN R+58
- Union, TN R+62
- Jonesville, TN R+40
- Charleys Branch, TN R+71
Cities with Similar Populations
- Cottle, WV R+60
- Garysville, VA R+28
- Gentry, MO R+69
- Montgomery, MA R+14
- Sugar Valley, WV R+66
- Lulu, MO R+71
- Rose City, TX R+81
- Hopewell, MS R+7
- Emma, MO R+64
- Cainsville, MO R+73
Sources and methodology
Precinct-level voting records used to fit the model come from Tennessee Secretary of State, Division of 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.