| Kamala Harris ✓Democratic | 88.1% | 7,852 |
|---|---|---|
| Donald TrumpRepublican | 9.3% | 832 |
| OtherAll other candidates | 2.6% | 229 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | +75.0% |
| 2012 | +67.3% |
| 2016 | +78.6% |
| 2020 | +81.5% |
| 2024 | +78.8% |
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 7,852 | 832 | 8,913 | ||
| D | 8,696 | 827 | 9,660 | ||
| D | 7,668 | 753 | 8,803 | ||
| D | 7,109 | 1,391 | 8,500 | ||
| D | 7,945 | 1,125 | 9,095 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | Mill ValleyCity | CaliforniaState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 81.2% | 39.7% | 61.0% |
| Black | 0.8% | 5.4% | 12.2% |
| Asian | 8.4% | 15.5% | 6.0% |
| Two or more races | 7.0% | 19.2% | 12.6% |
| Other race | 2.6% | 20.1% | 8.2% |
| Hispanic or Latino | 4.8% | 40.1% | 19.3% |
| Income & Age | |||
| Median household income | $206,212 | $99,122 | $84,427 |
| Poverty rate | 5.9% | 12.0% | 12.5% |
| Median age | 48.7 | 37.9 | 39.1 |
| Age 18–24 | 7.1% | 9.1% | 9.2% |
| Age 65 and older | 23.9% | 15.6% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 75.8% | 37.1% | 35.7% |
| Speaks a non-English language at home | 15.9% | 44.4% | 22.3% |
| Other Indo-European | 4.5% | 3.5% | 2.0% |
| German or other West Germanic | 2.6% | 0.3% | 0.5% |
| Spanish | 2.4% | 28.3% | 13.6% |
| French (incl. Cajun & Haitian) | 2.3% | 0.4% | 0.7% |
| Ancestry | |||
| Largest ancestry | English 13.9% | German 6.8% | German 12.5% |
| 2nd-largest ancestry | German 13.3% | English 6.3% | English 9.5% |
| 3rd-largest ancestry | Irish 13.2% | Irish 5.9% | Irish 9.4% |
| Religion | |||
| Catholic | 23.4%County context | 26.2% | 18.6% |
| Evangelical Protestant | 3.0%County context | 9.0% | 16.5% |
| Unaffiliated or unclaimed | 63.1%County context | 55.2% | 51.5% |
ACS values are survey estimates and may include margins of error.
Religion data may be available only at county or larger geographies. Sub-county values are labeled when inherited, modeled, or contextual.
Mill Valley sits in the Pacific Coast. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 81.5 points in 2020. Between 2020 and 2024 the city moved 2.7 points toward the Republican candidate; the 2024 margin was 78.8 points.
A population of 14,012, a 81% non-Hispanic-white share, and a median household income of $206,212 describe the city.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Mill Valley, California. Akashic. https://akashic.app/city/0647710/. Accessed May 20, 2026. License: CC BY 4.0.