- Lead
- 15,815
- Total
- 23,530
- vs nation
- D+68.7
Massachusetts 87th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 18,396
- Total
- 25,291
- vs nation
- D+68.3
- Lead
- 15,720
- Total
- 24,154
- vs nation
- D+63.0
- Lead
- 13,103
- Total
- 21,450
- vs nation
- D+57.2
- Lead
- 13,307
- Total
- 21,129
- vs nation
- D+55.7
- Lead
- 12,544
- Total
- 20,009
- vs nation
- D+65.1
- Lead
- 11,793
- Total
- 19,217
- vs nation
- D+60.8
- Lead
- 11,993
- Total
- 18,746
- vs nation
- D+55.5
Key facts
- 2024 presidential margin
- D+67.2MIT Election Lab
- Population
- 45,4132024 5-year
- Population density
- 9,083 / sq mi2024 5-year · TIGER/Line
- Land area
- 5 sq miTIGER/Line
- Median household income
- $128,3142024 5-year
- White (non-Hispanic)
- 65.4%2024 5-year
- Black
- 9.3%2024 5-year
- Hispanic / Latino
- 7.3%2024 5-year
- Peak Democratic margin
- D+77.2 in 1964MIT Election Lab
- Peak Republican margin
- R+16.5 in 1896MIT Election Lab
- Most similar
- 15th Norfolk District, MA · twin score 98.0
presidential history
Party record book
Massachusetts 87th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1876) · 38 presidential cycles · 38 with a vote-share denominator · 34 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Lyndon B. Johnson1964
88.5%
16,085 votes · D+77.2 · modeled estimate
Runner-up · Joe Biden, 2020 · 85.4%
Republican
William McKinley1896
53.1%
878 votes · R+16.5 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 49.4%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
21,587votes
85.4% of the vote · D+72.7 · modeled estimate
Runner-up · Kamala Harris, 2024 · 19,237 votes
Republican
Dwight D. Eisenhower1956
5,184votes
39.5% of the vote · D+20.8 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 4,822 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
George McGovern1972
+74.4pts D vs U.S.
Place D+51.3 · U.S. R+23.2 · modeled estimate
Runner-up · Kamala Harris, 2024 · +68.7 pts
Republican
William McKinley1896
+10.4pts R vs U.S.
Place R+16.5 · U.S. R+6.1 · modeled estimate
Runner-up · Alf Landon, 1936 · −12.0 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2024 | D | 100.0%17,209 | 0.0%0 | 17,209 |
| 2020 | D | 80.6%17,366 | 19.4%4,175 | 21,541 |
The 29th Middlesex posted a D+67.2 presidential margin in 2024, placing it among the most heavily one-sided state house districts in the commonwealth and reflecting the dense, highly educated urban precincts it contains.
Across the recorded series it reached a Democratic high of 77.2 points in 1964 and a Republican high of 16.5 points in 1896. Between 2020 and 2024 the district moved 5.5 points toward the Republican candidate; the 2024 margin was 67.2 points.
A population of 45,413, a 65% non-Hispanic-white share, and a median household income of $128,314 describe the district. The district's voting pattern over the last decade is most similar to that of 15th Norfolk District and 26th Middlesex District.
The state-house districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
Massachusetts 87th State House District. Akashic. https://akashic.app/sld-lower/25087/. Accessed May 20, 2026. License: CC BY 4.0.