Oakville is a Republican stronghold. About 14% of voters here vote Democratic and 86% Republican.
About 80% of adults in Oakville typically vote, above the U.S. average of about 62%. Among adults in Oakville, ~11% vote Democratic, ~69% Republican, and ~20% don't vote. The map below shows estimated turnout by block group.
How Oakville compares
Among cities within 25 miles, Oakville leans more Republican than 22 of 24 neighbors.
Oakville runs about 59 points more Republican than Texas as a whole.
Why Oakville 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 Oakville, not a ranked or complete list of what matters most.
Rural areas vote Republican. About 4% of residents in Oakville live in densely developed areas, about 31 points below the Texas average of 35%.
Population density and Republican lean
Places with low population density tend to lean Republican; Oakville, TX sits in the bottom tenth nationally on this measure.
Why turnout in Oakville looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Oakville 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 43%, about 11 points below the Texas average of 54%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Three Rivers, TX R+58
- Dinero, TX R+73
- Cadiz, TX R+59
- George West, TX R+54
- Oaks, TX R+67
- Simmons, TX R+54
- Mineral, TX R+61
- Pawnee, TX R+63
- Calliham, TX R+59
Cities with Similar Populations
- Sparksville, IN R+67
- Lunsford, AR R+68
- Yellow House, PA R+27
- Vigil, CO R+30
- Orkney Springs, VA R+33
- Henlopen Acres, DE D+22
- Paw Paw, OK R+61
- Bryan, PA R+62
- Manzano, NM R+32
- Maple Grove, MI R+21
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.