| Donald Trump ✓Republican | 50.6% | 12,946 |
|---|---|---|
| Kamala HarrisDemocratic | 46.4% | 11,867 |
| OtherAll other candidates | 3.0% | 777 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | −12.7% |
| 2012 | −24.3% |
| 2016 | −7.6% |
| 2020 | −1.9% |
| 2024 | −4.2% |
| Year | Won | Democratic | Republican | Other | Margin | Total |
|---|---|---|---|---|---|---|
| R | 46.4%Harris11,867 | 50.6%Trump12,946 | 3.0% | 25,590 | ||
| R | 47.9%Biden13,237 | 49.9%Trump13,769 | 2.2%incl. Jorgensen | 27,612 | ||
| R | 43.2%Clinton9,564 | 50.8%Trump11,238 | 6.1%incl. Johnson | 22,143 | ||
| R | 37.8%Obama7,931 | 62.2%Romney13,033 | 0.0% | 20,964 | ||
| R | 43.6%Obama9,449 | 56.3%McCain12,208 | 0.2% | 21,696 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | Rancho Santa MargaritaCity | CaliforniaState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 61.7% | 39.7% | 61.0% |
| Black | 1.6% | 5.4% | 12.2% |
| Asian | 12.6% | 15.5% | 6.0% |
| Two or more races | 16.7% | 19.2% | 12.6% |
| Other race | 7.2% | 20.1% | 8.2% |
| Hispanic or Latino | 20.3% | 40.1% | 19.3% |
| Income & Age | |||
| Median household income | $152,560 | $99,122 | $84,427 |
| Poverty rate | 5.8% | 12.0% | 12.5% |
| Median age | 40.9 | 37.9 | 39.1 |
| Age 18–24 | 8.9% | 9.1% | 9.2% |
| Age 65 and older | 16.1% | 15.6% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 44.1% | 36.6% | 35.6% |
| Speaks a non-English language at home | 46.4% | 44.4% | 22.3% |
| Spanish | 24.3% | 28.4% | 13.6% |
| Vietnamese | 6.4% | 1.5% | 0.5% |
| Other Indo-European | 3.6% | 3.4% | 2.0% |
| Chinese (incl. Mandarin & Cantonese) | 3.2% | 3.5% | 1.1% |
| Ancestry | |||
| Largest ancestry | German 7.5% | German 6.8% | German 12.5% |
| 2nd-largest ancestry | English 7.3% | English 6.3% | English 9.5% |
| 3rd-largest ancestry | Irish 6.0% | Irish 5.9% | Irish 9.4% |
| Religion | |||
| Catholic | 29.9%County context | 26.2% | 18.6% |
| Evangelical Protestant | 11.7%County context | 9.0% | 16.5% |
| Unaffiliated or unclaimed | 50.5%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.
Rancho Santa Margarita sits in the Pacific Coast. In 2024 it voted Republican.
Across the recorded series it reached a Republican high of 24.3 points in 2012. Between 2020 and 2024 the city moved 2.3 points toward the Republican candidate; the 2024 margin was 4.2 points.
A population of 46,990, a 62% non-Hispanic-white share, and a median household income of $152,560 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 →
Rancho Santa Margarita, California. Akashic. https://akashic.app/city/0659587/. Accessed May 20, 2026. License: CC BY 4.0.