Old River Terrace, Channelview, TX Political Map | Democrat & Republican Areas in Old River Terrace

By the BestNeighborhood data science team. Last updated May 2026.

Old River Terrace leans Republican by roughly 22 points: about 39% of voters vote Democratic and 61% Republican.

 

About 38% of adults in Old River Terrace typically vote, below the U.S. average of about 62%. Among adults in Old River Terrace, ~15% vote Democratic, ~23% Republican, and ~62% don't vote. The map below shows estimated turnout by block group.

How Old River Terrace compares

Old River Terrace sits in a sparsely populated area with few comparable neighborhoods nearby.

Old River Terrace runs about 8 points more Republican than Texas as a whole.

Politics vary noticeably by block within Old River Terrace. The northeast side is the most Republican-leaning (R+29) and the north side is the least Republican-leaning (R+18), a spread of about 10 points.

Why Old River Terrace leans the way it does

This analysis examined 14,881 data points per neighborhood to find what predicts political lean and turnout. The items below are a few correlations that stood out for Old River Terrace, not a ranked or complete list of what matters most.

Car-dependent areas vote Republican. About 86% of residents in Old River Terrace drive to work alone, about 12 points above the U.S. average of 74%. Low college attainment predicts Republican voting, and Old River Terrace sits in the bottom quarter (about 13%, below 89% of neighborhoods).

Cancer-screening access and voter turnout

Places with low colon-cancer-screening access tend to turn out at a lower rate; Old River Terrace, Channelview, TX sits in the bottom tenth nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.

Why turnout in Old River Terrace looks the way it does

Areas with limited routine healthcare access turn out at lower rates. Old River Terrace 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 36%, about 18 points below the Texas average of 54%. Low high-school completion lines up with lower turnout, and about 61% of adults in Old River Terrace have completed high school, below 98% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.

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.