Fourth Middlesex District, Massachusetts: Democratic loyalist district. In 2024, voted D+39%. Democratic peak: D+53 in 1964.
Key facts
- 2024 presidential margin
- D+39MIT Election Lab
- Political archetype
- Democratic loyalistAkashic typology
- Population
- 128,9502024 5-year
- Median household income
- $130,8472024 5-year
- White (non-Hispanic)
- 66.8%2024 5-year
- Black
- 4.9%2024 5-year
- Hispanic / Latino
- 9.3%2024 5-year
- Peak Democratic margin
- D+53 in 1964MIT Election Lab
- Peak Republican margin
- R+47 in 1896MIT Election Lab
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 43,640 | 18,505 | 64,132 | ||
| D | 48,577 | 17,863 | 68,423 | ||
| D | 40,956 | 17,299 | 63,644 | ||
| D | 37,134 | 21,040 | 59,358 | ||
| D | 36,558 | 19,343 | 57,143 | ||
| D | 34,699 | 18,718 | 54,226 | ||
| D | 31,801 | 15,656 | 51,714 | ||
| D | 31,340 | 13,374 | 49,426 | ||
| D | 27,075 | 15,246 | 54,264 | ||
| D | 28,457 | 22,853 | 52,153 | ||
| D | 25,585 | 25,155 | 50,904 | ||
| D | 21,310 | 20,227 | 50,189 | ||
| D | 28,328 | 20,467 | 50,638 | ||
| D | 27,181 | 21,177 | 48,613 | ||
| D | 29,146 | 14,821 | 45,460 | ||
| D | 34,614 | 10,604 | 45,399 | ||
| D | 28,030 | 19,372 | 47,501 | ||
| R | 17,053 | 27,006 | 44,184 | ||
| R | 18,646 | 24,877 | 43,651 | ||
| D | 19,538 | 17,966 | 38,244 | ||
| R | 16,548 | 18,583 | 35,188 | ||
| R | 17,210 | 19,099 | 36,475 | ||
| R | 14,916 | 15,718 | 33,019 | ||
| R | 13,715 | 14,520 | 28,787 | ||
| R | 13,643 | 14,890 | 28,637 | ||
| R | 5,080 | 12,792 | 20,089 | ||
| R | 4,853 | 12,328 | 17,636 | ||
| R | 3,923 | 4,786 | 8,899 | ||
| D | 2,888 | 2,401 | 8,096 | ||
| R | 2,468 | 4,618 | 7,547 | ||
| R | 2,589 | 4,384 | 7,231 | ||
| R | 2,320 | 3,907 | 6,450 | ||
| R | 1,542 | 4,508 | 6,317 | ||
| R | 2,737 | 3,178 | 6,067 | ||
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Demographics
The Fourth Middlesex District posted a D+31.8 margin in 2024, reflecting the dense concentration of university-affiliated and professional households across its inner-suburban Middlesex communities.
The Democratic margin in Fourth Middlesex District reached its widest at fifty-three points in 1964. The margin in 2024 was thirty-nine points — still decisive.
Its loyalty is rooted in its place. Median household income of $130,847, a 67% non-Hispanic-white share, and a population of 128,950 together describe a district whose political habits are deeply settled.
Compare two places, side by side
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Fourth Middlesex District, Massachusetts. Akashic. https://akashic.app/sld-upper/25D16/. Accessed May 20, 2026. License: CC BY 4.0.