Plymouth County, Massachusetts
| Kamala Harris ✓Democratic | 53.3% | 159,962 |
|---|---|---|
| Donald TrumpRepublican | 44.5% | 133,544 |
| Ayyadurai EllisIndependent | 0.6% | 1,799 |
| Year | Margin (D minus R) |
|---|---|
| 1892 | −17.4% |
| 1896 | −57.1% |
| 1900 | −34.5% |
| 1904 | −33.3% |
| 1908 | −37.4% |
| 1912 | +5.9% |
| 1916 | −9.7% |
| 1920 | −53.0% |
| 1924 | −51.4% |
| 1928 | −24.7% |
| 1932 | −17.6% |
| 1936 | −14.7% |
| 1940 | −16.9% |
| 1944 | −18.8% |
| 1948 | −16.6% |
| 1952 | −34.7% |
| 1956 | −42.6% |
| 1960 | −3.2% |
| 1964 | +36.6% |
| 1968 | +10.3% |
| 1972 | −4.7% |
| 1976 | +5.5% |
| 1980 | −15.5% |
| 1984 | −20.8% |
| 1988 | −10.9% |
| 1992 | +4.6% |
| 1996 | +21.4% |
| 2000 | +15.4% |
| 2004 | +8.4% |
| 2008 | +7.6% |
| 2012 | +4.2% |
| 2016 | +7.3% |
| 2020 | +17.2% |
| 2024 | +8.8% |
Plymouth County backed Republican presidential candidates for decades before trending Democratic in recent cycles; its 2024 D+8.8 margin reflects a steady suburban and exurban realignment along Massachusetts's South Shore.
Across the recorded series it reached a Democratic high of 36.6 points in 1964 and a Republican high of 57.1 points in 1896. Between 2020 and 2024 the county moved 8.4 points toward the Republican candidate; the 2024 margin was 8.8 points.
A population of 535,075, a 76% non-Hispanic-white share, and a median household income of $114,201 describe the county. The county's voting pattern over the last decade is most similar to that of Worcester County and Essex County.
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Plymouth County, Massachusetts. Akashic. https://akashic.app/county/25023/. Accessed May 20, 2026. License: CC BY 4.0.