Marion leans heavily Republican by roughly 40 points: about 30% of voters vote Democratic and 70% Republican.
About 68% of adults in Marion typically vote, above the U.S. average of about 62%. Among adults in Marion, ~20% vote Democratic, ~48% Republican, and ~32% don't vote. The map below shows estimated turnout by block group.
How Marion compares
Among cities within 25 miles, Marion leans more Republican than 28 of 47 neighbors.
Marion runs about 26 points more Republican than Texas as a whole.
Politics vary noticeably by neighborhood within Marion. The southwest side is the most Republican-leaning (R+62) and the north side is the least Republican-leaning (R+32), a spread of about 30 points.
Why Marion 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 Marion, not a ranked or complete list of what matters most.
Areas with many family households vote Republican. About 79% of households in Marion are family households, about 12 points above the U.S. average of 67%.
Population density and Democratic lean
Places with high population density tend to lean Democratic; Marion, TX sits above the national average on this measure.
Why turnout in Marion looks the way it does
Areas with limited routine healthcare access turn out at lower rates. Marion is in the bottom quarter nationally for routine-care measures such as insurance coverage, preventive screenings, and dental visits. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Santa Clara, TX R+41
- Schumannsville, TX R+33
- Cibolo, TX R+11
- Zuehl, TX R+40
- Schertz, TX R+10
- Mc Queeney, TX R+42
- New Berlin, TX R+66
- Randolph AFB, TX R+6
- Geronimo, TX R+62
- Universal City, TX R+2
Cities with Similar Populations
- Licking, MO R+61
- Spring Lake Heights, NJ R+5
- Apison, TN R+42
- Anza, CA R+20
- Calera, OK R+62
- Grantville, GA R+36
- Wolcottville, IN R+58
- Jourdanton, TX R+51
- Esko, MN R+16
- Larned, KS R+46
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.