High Island is a Republican stronghold. About 21% of voters here vote Democratic and 79% Republican.
About 64% of adults in High Island typically vote, near the U.S. average of about 62%. Among adults in High Island, ~13% vote Democratic, ~51% Republican, and ~36% don't vote. The map below shows estimated turnout by block group.
How High Island compares
Among cities within 25 miles, High Island leans more Republican than 7 of 10 neighbors.
High Island runs about 44 points more Republican than Texas as a whole.
Why High Island leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in High Island. The lean here lands roughly where demographic data alone would predict.
Cholesterol-screening access and voter turnout
Places with high cholesterol-screening access tend to turn out at a higher rate; High Island, TX sits in the top tenth nationally on this measure. Cholesterol screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in High Island looks the way it does
Homeowners vote more often than renters. About 92% of households in High Island own their home, about 17 points above the Texas average of 75%. Limited routine healthcare access lines up with lower turnout, and High Island sits in the bottom quarter on routine-care measures. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Gilchrist, TX R+61
- Stowell, TX R+50
- Winnie, TX R+53
- Double Bayou, TX R+53
- Oak Island, TX R+59
- Bolivar Peninsula, TX R+55
- Smith Point, TX R+47
- Monroe City, TX R+40
- Hamshire, TX R+72
- Anahuac, TX R+52
Cities with Similar Populations
- Millersburg, MN R+29
- Clayroot, NC R+30
- Tyler, OK R+65
- Fishtail, MT R+40
- Oak Ridge Park, NC R+16
- Ward, LA R+78
- Burke, TN R+70
- Lebanon, AL R+76
- Norvelt, PA R+45
- Hyacinth, VA R+7
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.