Smithfield is a Republican stronghold. About 13% of voters here vote Democratic and 87% Republican.
About 73% of adults in Smithfield typically vote, above the U.S. average of about 62%. Among adults in Smithfield, ~9% vote Democratic, ~64% Republican, and ~27% don't vote. The map below shows estimated turnout by block group.
How Smithfield compares
Among cities within 25 miles, Smithfield leans more Republican than 47 of 56 neighbors.
Smithfield runs about 44 points more Republican than Tennessee as a whole.
Why Smithfield 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 Smithfield, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 2% of residents in Smithfield live in densely developed areas, about 20 points below the Tennessee average of 21%. A high white share with below-average college attainment predicts Republican voting, and Smithfield fits that profile on both counts.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Smithfield, TN sits in the bottom quarter 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 Smithfield looks the way it does
Homeowners vote more often than renters. About 94% of households in Smithfield own their home, about 17 points above the Tennessee average of 77%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Sandy Lane, TN R+74
- Cokercreek, TN R+74
- Tellico Plains, TN R+73
- Jalapa, TN R+74
- Violet, NC R+61
- Rural Vale, TN R+74
- Bullet Creek, TN R+71
- Unaka, NC R+64
- Rafter, TN R+72
- Towee, TN R+72
Cities with Similar Populations
- Doyon, ND R+47
- Wildwood, WA R+35
- Fairmount, MD R+37
- Felton, AR D+7
- Fentress, MS R+34
- Garden City, LA Even
- Glen Cove, WA D+58
- Steamburg, PA R+56
- St. Joseph, WV R+67
- Rowena, GA Even
All Local Stats
Home Services
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.