Armstrong County is a Republican stronghold. About 11% of voters here vote Democratic and 89% Republican.
About 80% of adults in Armstrong County typically vote, above the U.S. average of about 62%. Among adults in Armstrong County, ~9% vote Democratic, ~71% Republican, and ~20% don't vote. The map below shows estimated turnout by block group.
How Armstrong County compares
Among counties within 50 miles, Armstrong County is the most Republican-leaning.
Armstrong County runs about 63 points more Republican than Texas as a whole.
Politics vary noticeably by city within Armstrong County. The west side is the most Republican-leaning (R+89) and the north side is the least Republican-leaning (R+72), a spread of about 17 points.
Why Armstrong 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 Armstrong County, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 76% of households in Armstrong County are family households, about 9 points above the U.S. average of 67%.
Walkability and Republican lean
Places with a low walkability score tend to lean Republican; Armstrong County, TX 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 Armstrong County looks the way it does
Areas with high high-school completion turn out at higher rates. About 95% of adults in Armstrong County have completed high school, about 9 points above the Texas average of 86%. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Carson County, TX R+75
- Potter County, TX R+19
- Randall County, TX R+46
- Donley County, TX R+66
- Gray County, TX R+59
- Hutchinson County, TX R+60
- Swisher County, TX R+48
- Briscoe County, TX R+71
- Hall County, TX R+63
- Roberts County, TX R+90
Counties with Similar Populations
- Eureka County, NV R+72
- Deuel County, NE R+71
- Sherman County, OR R+59
- Haakon County, SD R+71
- Garden County, NE R+70
- Logan County, ND R+75
- Oliver County, ND R+67
- Garfield County, NE R+66
- Boyd County, NE R+75
- Gosper County, NE R+72
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.