Marshall leans heavily Democratic by roughly 36 points: about 68% of voters vote Democratic and 32% Republican.
About 57% of adults in Marshall typically vote, near the U.S. average of about 62%. Among adults in Marshall, ~39% vote Democratic, ~18% Republican, and ~43% don't vote. The map below shows estimated turnout by block group.
How Marshall compares
Among cities within 25 miles, Marshall leans more Democratic than 8 of 46 neighbors.
Marshall runs about 16 points more Democratic than California as a whole.
Politics vary noticeably by neighborhood within Marshall. The southwest side is the most Democratic-leaning (D+43) and the southeast side is the least Democratic-leaning (D+33), a spread of about 10 points.
Why Marshall 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 Marshall, not a ranked or complete list of what matters most.
Areas with high college attainment vote Democratic. About 45% of adults in Marshall hold a bachelor's degree, about 16 points above the U.S. average of 28%. A high never-married share predicts Democratic voting, and about 31% of adults in Marshall have never been married, above 78% of cities.
Park access and Democratic lean
Places with heavy park coverage tend to lean Democratic; Marshall, CA sits in the top quarter nationally on this measure. Park access does not change how people vote; it tends to track denser, higher-income areas.
Why turnout in Marshall looks the way it does
Renters vote less often than owners. About 53% of households in Marshall rent, about 28 points above the U.S. average of 25%. Strong routine healthcare access lines up with higher turnout, and Marshall sits in the top quarter on routine-care measures. Crowded housing lines up with lower turnout, and about 4% of homes in Marshall have more than one occupant per room, above 85% of cities. Learn more about the findings and methodology on the political spectrum map.
Nearby Cities
- Inverness, CA D+60
- Point Reyes Station, CA D+46
- Olema, CA D+43
- Tomales, CA D+35
- Tocaloma, CA D+43
- Dillon Beach, CA D+36
- Fallon, CA D+36
- Nicasio, CA D+47
- Lakeville, CA D+15
- Lagunitas, CA D+63
Cities with Similar Populations
- North Washington, CO Even
- New Bethel, TN R+64
- Marblemount, WA R+18
- Gilman City, MO R+72
- Herbert Springs, MS R+85
- McHue, AR R+67
- Jetson, KY R+74
- Pickens, TX R+70
- Rosemont, OH R+46
- Newdale, ID R+64
All Local Stats
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Sources and methodology
Precinct-level voting records used to fit the model come from California 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.