| Kamala Harris ✓Democratic | 62.5% | 9,494 |
|---|---|---|
| Donald TrumpRepublican | 33.3% | 5,059 |
| OtherAll other candidates | 4.1% | 626 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | +13.8% |
| 2012 | +15.4% |
| 2016 | +26.6% |
| 2020 | +37.7% |
| 2024 | +29.2% |
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 9,494 | 5,059 | 15,179 | ||
| D | 10,760 | 4,771 | 15,867 | ||
| D | 8,621 | 4,778 | 14,427 | ||
| D | 7,997 | 5,857 | 13,854 | ||
| D | 7,108 | 5,361 | 12,698 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | DedhamCity | MassachusettsState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 80.0% | 68.7% | 61.0% |
| Black | 6.6% | 6.8% | 12.2% |
| Asian | 2.8% | 7.3% | 6.0% |
| Two or more races | 8.4% | 11.1% | 12.6% |
| Other race | 2.2% | 6.1% | 8.2% |
| Hispanic or Latino | 7.9% | 13.3% | 19.3% |
| Income & Age | |||
| Median household income | $128,955 | $103,960 | $84,427 |
| Poverty rate | 5.6% | 10.1% | 12.5% |
| Median age | 44.6 | 40.3 | 39.1 |
| Age 18–24 | 8.6% | 9.9% | 9.2% |
| Age 65 and older | 17.6% | 17.9% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 55.0% | 47.3% | 35.7% |
| Speaks a non-English language at home | 18.1% | 25.1% | 22.3% |
| Spanish | 5.5% | 9.7% | 13.6% |
| Other Indo-European | 4.8% | 6.1% | 2.0% |
| French (incl. Cajun & Haitian) | 2.0% | 1.9% | 0.7% |
| Russian, Polish, or other Slavic | 1.9% | 1.0% | 0.7% |
| Ancestry | |||
| Largest ancestry | Irish 24.0% | Irish 18.6% | German 12.5% |
| 2nd-largest ancestry | Italian 11.7% | Italian 11.1% | English 9.5% |
| 3rd-largest ancestry | English 9.2% | English 9.7% | Irish 9.4% |
| Religion | |||
| Catholic | 40.9%County context | 35.5% | 18.6% |
| Evangelical Protestant | 2.0%County context | 3.6% | 16.5% |
| Unaffiliated or unclaimed | 46.5%County context | 51.4% | 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.
Dedham sits in New England. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 37.7 points in 2020. Between 2020 and 2024 the city moved 8.5 points toward the Republican candidate; the 2024 margin was 29.2 points.
A population of 25,237, a 80% non-Hispanic-white share, and a median household income of $128,955 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 →
Dedham, Massachusetts. Akashic. https://akashic.app/city/2516530/. Accessed May 20, 2026. License: CC BY 4.0.