Sutton County leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.
About 62% of adults in Sutton County typically vote, near the U.S. average of about 62%. Among adults in Sutton County, ~17% vote Democratic, ~46% Republican, and ~37% don't vote. The map below shows estimated turnout by block group.
How Sutton County compares
Among counties within 50 miles, Sutton County is the most Republican-leaning.
Sutton County runs about 33 points more Republican than Texas as a whole.
Politics vary noticeably by city within Sutton County. The southwest side is the most Republican-leaning (R+64) and the west side is the least Republican-leaning (R+23), a spread of about 41 points.
Why Sutton 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 Sutton County, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 7% of residents in Sutton County live in densely developed areas, about 27 points below the Texas average of 35%.
Park access and Republican lean
Places with low park coverage tend to lean Republican; Sutton County, TX sits in the bottom tenth nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Sutton County looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Sutton 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 48%, about 5 points below the Texas average of 54%. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Schleicher County, TX R+44
- Crockett County, TX R+39
- Edwards County, TX R+42
- Irion County, TX R+69
- Kimble County, TX R+63
- Menard County, TX R+53
- Tom Green County, TX R+39
- Reagan County, TX R+55
- Concho County, TX R+71
- Real County, TX R+64
Counties with Similar Populations
- Chautauqua County, KS R+73
- Nance County, NE R+60
- Bennett County, SD R+7
- Hemphill County, TX R+66
- Traverse County, MN R+42
- Reagan County, TX R+55
- Knox County, TX R+66
- Webster County, NE R+69
- Foster County, ND R+50
- Petersburg Census Area, AK R+4
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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.