Houston leans Republican by roughly 18 points: about 41% of voters vote Democratic and 59% Republican.
About 68% of adults in Houston typically vote, above the U.S. average of about 62%. Among adults in Houston, ~28% vote Democratic, ~40% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How Houston compares
Among cities within 25 miles, Houston leans more Republican than 21 of 49 neighbors.
Houston runs about 4 points more Democratic than Mississippi as a whole.
Politics vary noticeably by neighborhood within Houston. The south side is the most Republican-leaning (R+36) and the north side is the least Republican-leaning (R+3), a spread of about 33 points.
Why Houston leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Houston. The lean here lands roughly where demographic data alone would predict.
Cancer-screening access and voter turnout
Places with low colon-cancer-screening access tend to turn out at a lower rate; Houston, MS sits in the bottom quarter nationally on this measure. Cancer screening does not drive turnout; it reflects income, insurance, and healthcare access.
Why turnout in Houston looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Houston 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 8%, about 52 points below the U.S. average of 60%. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- McCondy, MS R+19
- Sonora, MS R+59
- Woodland, MS R+38
- Pyland, MS R+53
- Sparta, MS R+9
- Thorn, MS R+55
- Van Vleet, MS R+16
- New Houlka, MS R+15
- Vardaman, MS R+38
- Old Houlka, MS R+40
Cities with Similar Populations
- Interlochen, MI R+15
- Belcamp, MD D+21
- Fort Benning, GA R+32
- Valley Springs, CA R+43
- Berkley, MA R+19
- Normandy Park, WA D+30
- Windber, PA R+39
- Nephi, UT R+66
- Cannon Falls, MN R+25
- Ardmore, AL R+53
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from Mississippi Secretary of State, Elections, 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.