| Kamala Harris ✓Democratic | 59.7% | 3,965 |
|---|---|---|
| Donald TrumpRepublican | 38.0% | 2,519 |
| OtherAll other candidates | 2.3% | 152 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | +7.5% |
| 2012 | +9.6% |
| 2016 | +10.7% |
| 2020 | +16.4% |
| 2024 | +21.8% |
| Year | Won | Democratic | Republican | Other | Margin | Total |
|---|---|---|---|---|---|---|
| D | 59.7%Harris3,965 | 38.0%Trump2,519 | 2.3% | 6,636 | ||
| D | 57.4%Biden3,617 | 41.1%Trump2,586 | 1.5%incl. Jorgensen | 6,298 | ||
| D | 52.8%Clinton2,593 | 42.1%Trump2,067 | 5.1%incl. Johnson | 4,913 | ||
| D | 54.8%Obama2,164 | 45.2%Romney1,784 | 0.0% | 3,948 | ||
| D | 53.1%Obama2,034 | 45.6%McCain1,747 | 1.2% | 3,827 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | Rio VistaCity | CaliforniaState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 68.2% | 39.7% | 61.0% |
| Black | 10.3% | 5.4% | 12.2% |
| Asian | 5.4% | 15.5% | 6.0% |
| Two or more races | 8.3% | 19.2% | 12.6% |
| Other race | 7.7% | 20.1% | 8.2% |
| Hispanic or Latino | 19.3% | 40.1% | 19.3% |
| Income & Age | |||
| Median household income | $89,306 | $99,122 | $84,427 |
| Poverty rate | 10.3% | 12.0% | 12.5% |
| Median age | 63.8 | 37.9 | 39.1 |
| Age 18–24 | 8.3% | 9.1% | 9.2% |
| Age 65 and older | 17.4% | 15.6% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 28.8% | 36.6% | 35.6% |
| Speaks a non-English language at home | 31.5% | 44.4% | 22.3% |
| Spanish | 18.2% | 28.4% | 13.6% |
| Tagalog (incl. Filipino) | 7.0% | 2.1% | 0.6% |
| Other Indo-European | 1.9% | 3.4% | 2.0% |
| Other Asian & Pacific Island | 1.4% | 2.0% | 1.1% |
| Ancestry | |||
| Largest ancestry | Mexican 22.2% | Mexican 32.3% | German 12.5% |
| 2nd-largest ancestry | Filipino 10.8% | German 6.8% | Mexican 11.3% |
| 3rd-largest ancestry | German 6.8% | English 6.3% | English 9.5% |
| Religion | |||
| Catholic | 16.0%County context | 26.2% | 18.6% |
| Evangelical Protestant | 9.3%County context | 9.0% | 16.5% |
| Unaffiliated or unclaimed | 67.8%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.
Rio Vista sits in the Pacific Coast. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 21.8 points in 2024. Between 2020 and 2024 the city moved 5.4 points toward the Democratic candidate; the 2024 margin was 21.8 points.
A population of 10,102, a 68% non-Hispanic-white share, and a median household income of $89,306 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 →
Rio Vista, California. Akashic. https://akashic.app/city/0660984/. Accessed May 20, 2026. License: CC BY 4.0.