La Salle County leans slightly Republican by roughly 14 points: about 43% of voters vote Democratic and 57% Republican.
About 52% of adults in La Salle County typically vote, below the U.S. average of about 62%. Among adults in La Salle County, ~22% vote Democratic, ~30% Republican, and ~48% don't vote. The map below shows estimated turnout by block group.
How La Salle County compares
Among counties within 50 miles, La Salle County leans more Republican than 3 of 4 neighbors.
Politically, La Salle County sits close to the rest of Texas.
Politics vary noticeably by city within La Salle County. The northeast side is the most Republican-leaning (R+49) and the west side is the least Republican-leaning (R+8), a spread of about 41 points.
Why La Salle 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 La Salle County, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 74% of households in La Salle County are family households, about 7 points above the U.S. average of 67%.
Preventive-care access and voter turnout
Places with limited routine preventive-care access tend to turn out at a lower rate; La Salle County, TX sits in the bottom tenth 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 La Salle County looks the way it does
Areas with limited routine healthcare access turn out at lower rates. La Salle 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 39%, about 15 points below the Texas average of 54%. Low high-school completion lines up with lower turnout, and about 70% of adults in La Salle County have completed high school, in the bottom fraction of counties. High-crime urban areas turn out at lower rates, and La Salle County sits in the top 15% on a violent-crime measure. Learn more about the findings and methodology on the political spectrum map.
Nearby Counties
- Frio County, TX R+13
- Dimmit County, TX R+4
- Zavala County, TX D+4
- McMullen County, TX R+59
- Webb County, TX Even
- Atascosa County, TX R+37
- Duval County, TX R+10
- Medina County, TX R+37
- Uvalde County, TX R+23
- Live Oak County, TX R+61
Counties with Similar Populations
- Childress County, TX R+57
- Hancock County, TN R+77
- Pershing County, NV R+52
- Buena Vista City, VA R+35
- Kearney County, NE R+59
- Russell County, KS R+59
- Clark County, MO R+60
- Lac qui Parle County, MN R+38
- Galax City, VA R+38
- King and Queen County, VA R+28
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.