Knox County is a Republican stronghold. About 17% of voters here vote Democratic and 83% Republican.
About 70% of adults in Knox County typically vote, above the U.S. average of about 62%. Among adults in Knox County, ~12% vote Democratic, ~58% Republican, and ~30% don't vote. The map below shows estimated turnout by block group.
How Knox County compares
Among counties within 50 miles, Knox County leans more Republican than 1 of 6 neighbors.
Knox County runs about 52 points more Republican than Texas as a whole.
Politics vary noticeably by city within Knox County. The northwest side is the most Republican-leaning (R+78) and the south side is the least Republican-leaning (R+56), a spread of about 22 points.
Why Knox County leans the way it does
This analysis examined 14,881 data points per county to find what predicts political lean and turnout. The items below are a few correlations that stood out for Knox County, not a ranked or complete list of what matters most.
Areas with low college attainment vote Republican. About 14% of adults in Knox County hold a bachelor's degree, about 12 points below the Texas average of 26%. A high family-household share predicts Republican voting, and about 70% of households in Knox County are family households, above 79% of counties.
Population density and Republican lean
Places with low population density tend to lean Republican; Knox County, TX sits below the national average on this measure.
Why turnout in Knox County looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Knox County 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 49%, about 11 points below the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Haskell County, TX R+65
- Baylor County, TX R+66
- King County, TX R+86
- Foard County, TX R+69
- Stonewall County, TX R+68
- Throckmorton County, TX R+76
- Cottle County, TX R+57
- Jones County, TX R+47
- Wilbarger County, TX R+45
- Kent County, TX R+79
Counties with Similar Populations
- Traverse County, MN R+42
- Sutton County, TX R+46
- Chautauqua County, KS R+73
- Nance County, NE R+60
- Bennett County, SD R+7
- Hemphill County, TX R+66
- Reagan County, TX R+55
- Webster County, NE R+69
- Granite County, MT R+38
- Foster County, ND R+50
Sources and methodology
Precinct-level voting records used to fit the model come from Texas Secretary of State, Elections Division, 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.