| Donald Trump ✓Republican | 60.1% | 1,949 |
|---|---|---|
| Kamala HarrisDemocratic | 36.7% | 1,190 |
| OtherAll other candidates | 3.2% | 104 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | −8.4% |
| 2012 | −12.7% |
| 2016 | −28.5% |
| 2020 | −25.5% |
| 2024 | −23.4% |
| Year | Won | Democratic | Republican | Other | Margin | Total |
|---|---|---|---|---|---|---|
| R | 36.7%Harris1,190 | 60.1%Trump1,949 | 3.2% | 3,243 | ||
| R | 35.5%Biden1,141 | 61.0%Trump1,962 | 3.6%incl. Jorgensen | 3,218 | ||
| R | 30.8%Clinton766 | 59.3%Trump1,474 | 9.8%incl. Johnson | 2,484 | ||
| R | 43.6%Obama1,035 | 56.4%Romney1,337 | 0.0% | 2,372 | ||
| R | 44.4%Obama1,161 | 52.8%McCain1,380 | 2.7% | 2,612 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | RochesterCity | WashingtonState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 75.0% | 65.8% | 61.0% |
| Black | 0.0% | 4.0% | 12.2% |
| Asian | 3.3% | 9.8% | 6.0% |
| Two or more races | 13.6% | 12.7% | 12.6% |
| Other race | 8.1% | 7.7% | 8.2% |
| Hispanic or Latino | 20.3% | 14.4% | 19.3% |
| Income & Age | |||
| Median household income | $99,286 | $98,141 | $84,427 |
| Poverty rate | 16.3% | 9.9% | 12.5% |
| Median age | 42.7 | 38.5 | 39.1 |
| Age 18–24 | 7.5% | 8.5% | 9.2% |
| Age 65 and older | 18.7% | 16.7% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 38.5% | 39.3% | 35.6% |
| Speaks a non-English language at home | 11.8% | 21.5% | 22.3% |
| Spanish | 4.5% | 9.1% | 13.6% |
| Other Asian & Pacific Island | 1.6% | 2.1% | 1.1% |
| German or other West Germanic | 1.1% | 0.4% | 0.5% |
| Vietnamese | 1.1% | 1.0% | 0.5% |
| Ancestry | |||
| Largest ancestry | German 16.3% | German 14.5% | German 12.5% |
| 2nd-largest ancestry | English 13.0% | English 12.1% | Mexican 11.3% |
| 3rd-largest ancestry | Irish 11.7% | Mexican 10.8% | English 9.5% |
| Religion | |||
| Catholic | 8.2%County context | 10.7% | 18.6% |
| Evangelical Protestant | 21.8%County context | 20.5% | 16.5% |
| Unaffiliated or unclaimed | 63.5%County context | 58.8% | 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.
Rochester sits in the Pacific Northwest. In 2024 it voted Republican.
Across the recorded series it reached a Republican high of 28.5 points in 2016. Between 2020 and 2024 the city moved 2.1 points toward the Democratic candidate; the 2024 margin was 23.4 points.
A population of 5,834, a 75% non-Hispanic-white share, and a median household income of $99,286 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 →
Rochester, Washington. Akashic. https://akashic.app/city/5359110/. Accessed May 20, 2026. License: CC BY 4.0.