Porter leans heavily Republican by roughly 30 points: about 35% of voters vote Democratic and 65% Republican.
About 60% of adults in Porter typically vote, near the U.S. average of about 62%. Among adults in Porter, ~21% vote Democratic, ~39% Republican, and ~40% don't vote. The map below shows estimated turnout by block group.
How Porter compares
Among cities within 25 miles, Porter leans more Republican than 15 of 38 neighbors.
Porter runs about 17 points more Republican than Texas as a whole.
Politics vary noticeably by neighborhood within Porter. The north side is the most Republican-leaning (R+40) and the west side is the least Republican-leaning (R+12), a spread of about 28 points.
Why Porter 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 Porter, not a ranked or complete list of what matters most.
Porter votes Republican even though it is densely developed (about 78%, far above the Texas average of 35%). State and regional patterns outweigh the Democratic lean that density usually predicts here. A high family-household share predicts Republican voting, and about 78% of households in Porter are family households, above 85% of cities.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; Porter, 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 Porter looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Porter is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. The uninsured rate here is about 21%, about 11 points above the U.S. average of 10%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- New Caney, TX R+38
- Walden Woods, TX R+48
- Humble, TX Even
- Woodbranch, TX R+52
- Roman Forest, TX R+45
- Patton Village, TX R+50
- Atascocita, TX Even
- Huffman, TX R+61
- Splendora, TX R+60
- Oak Ridge North, TX R+37
Cities with Similar Populations
- Cleveland, TX R+44
- Venice, CA D+57
- Irwin, PA R+28
- Papillion, NE R+11
- Coachella, CA D+22
- Los Lunas, NM R+11
- Brooksville, FL R+42
- Los Gatos, CA D+32
- Bloomfield, NJ D+39
- North Brunswick, NJ D+25
All Local Stats
Home Services
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.