| Donald Trump ✓Republican | 51.8% | 20,100 |
|---|---|---|
| Kamala HarrisDemocratic | 45.1% | 17,513 |
| OtherAll other candidates | 3.0% | 1,177 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | −13.1% |
| 2012 | −21.9% |
| 2016 | −10.7% |
| 2020 | −5.0% |
| 2024 | −6.7% |
| Year | Won | Democratic | Republican | Other | Margin | Total |
|---|---|---|---|---|---|---|
| R | 45.1%Harris17,513 | 51.8%Trump20,100 | 3.0% | 38,790 | ||
| R | 46.2%Biden18,240 | 51.2%Trump20,215 | 2.6%incl. Jorgensen | 39,476 | ||
| R | 41.1%Clinton11,467 | 51.7%Trump14,446 | 7.2%incl. Johnson | 27,924 | ||
| R | 39.1%Obama10,336 | 60.9%Romney16,123 | 0.0% | 26,459 | ||
| R | 43.3%Obama11,742 | 56.4%McCain15,307 | 0.3% | 27,119 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | RocklinCity | CaliforniaState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 64.4% | 39.7% | 61.0% |
| Black | 1.5% | 5.4% | 12.2% |
| Asian | 11.6% | 15.5% | 6.0% |
| Two or more races | 16.1% | 19.2% | 12.6% |
| Other race | 6.3% | 20.1% | 8.2% |
| Hispanic or Latino | 16.0% | 40.1% | 19.3% |
| Income & Age | |||
| Median household income | $124,168 | $99,122 | $84,427 |
| Poverty rate | 5.6% | 12.0% | 12.5% |
| Median age | 38.4 | 37.9 | 39.1 |
| Age 18–24 | 7.3% | 9.1% | 9.2% |
| Age 65 and older | 20.4% | 15.6% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 43.2% | 36.6% | 35.6% |
| Speaks a non-English language at home | 16.6% | 44.4% | 22.3% |
| Spanish | 6.2% | 28.4% | 13.6% |
| Other Indo-European | 2.9% | 3.4% | 2.0% |
| Russian, Polish, or other Slavic | 1.8% | 0.7% | 0.7% |
| Tagalog (incl. Filipino) | 1.7% | 2.1% | 0.6% |
| Ancestry | |||
| Largest ancestry | German 14.4% | German 6.8% | German 12.5% |
| 2nd-largest ancestry | English 14.4% | English 6.3% | English 9.5% |
| 3rd-largest ancestry | Irish 11.0% | Irish 5.9% | Irish 9.4% |
| Religion | |||
| Catholic | 13.1%County context | 26.2% | 18.6% |
| Evangelical Protestant | 15.8%County context | 9.0% | 16.5% |
| Unaffiliated or unclaimed | 61.3%County context | 55.2% | 51.5% |
| Latter-day Saints | 5.6%County context | 1.9% | 2.0% |
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.
Rocklin sits in the Pacific Coast. In 2024 it voted Republican.
Across the recorded series it reached a Republican high of 21.9 points in 2012. Between 2020 and 2024 the city moved 1.7 points toward the Republican candidate; the 2024 margin was 6.7 points.
A population of 73,327, a 64% non-Hispanic-white share, and a median household income of $124,168 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 →
Rocklin, California. Akashic. https://akashic.app/city/0662364/. Accessed May 20, 2026. License: CC BY 4.0.