El Oso leans heavily Republican by roughly 46 points: about 27% of voters vote Democratic and 73% Republican.
About 41% of adults in El Oso typically vote, below the U.S. average of about 62%. Among adults in El Oso, ~11% vote Democratic, ~30% Republican, and ~59% don't vote. The map below shows estimated turnout by block group.
How El Oso compares
Among cities within 25 miles, El Oso leans more Republican than 9 of 31 neighbors.
El Oso runs about 33 points more Republican than Texas as a whole.
Politics vary noticeably by neighborhood within El Oso. The south side is the most Republican-leaning (R+49) and the east side is the least Republican-leaning (R+27), a spread of about 22 points.
Why El Oso 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 El Oso, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 77% of households in El Oso are family households, about 10 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; El Oso, 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 El Oso looks the way it does
Areas with limited routine healthcare access turn out at lower rates. El Oso 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 46%, about 8 points below the Texas average of 54%. High-crime urban areas turn out at lower rates, and El Oso sits in the top 15% on a violent-crime measure. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Zunkerville, TX R+42
- Pawnee, TX R+63
- Green, TX R+42
- Kenedy, TX R+26
- Karnes City, TX R+36
- Oaks, TX R+67
- Burnell, TX R+45
- Fashing, TX R+66
Cities with Similar Populations
- Rockwest, AL R+21
- Frenchboro, ME D+4
- Mount Blanco, TX R+72
- Amistad, NM R+69
- Oneida, AR Even
- Longview, MO R+72
- Lordville, NY R+39
- Logan, SD R+70
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.