- Lead
- 6,294
- Total
- 17,381
- vs nation
- D+37.7
Massachusetts 135th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 8,715
- Total
- 19,693
- vs nation
- D+39.8
- Lead
- 9,474
- Total
- 18,389
- vs nation
- D+49.4
- Lead
- 7,373
- Total
- 16,614
- vs nation
- D+40.5
- Lead
- 6,864
- Total
- 15,830
- vs nation
- D+36.1
- Lead
- 5,709
- Total
- 14,202
- vs nation
- D+42.7
- Lead
- 5,030
- Total
- 12,730
- vs nation
- D+39.0
- Lead
- 4,884
- Total
- 11,675
- vs nation
- D+33.3
Key facts
- 2024 presidential margin
- D+36.2MIT Election Lab
- Population
- 42,8592024 5-year
- Population density
- 13,825 / sq mi2024 5-year · TIGER/Line
- Land area
- 3.1 sq miTIGER/Line
- Median household income
- $89,8752024 5-year
- White (non-Hispanic)
- 42.9%2024 5-year
- Black
- 15.8%2024 5-year
- Hispanic / Latino
- 12.2%2024 5-year
- Peak Democratic margin
- D+64.2 in 1964MIT Election Lab
- Peak Republican margin
- R+41.6 in 1896MIT Election Lab
- Most similar
- 18th Middlesex District, MA · twin score 90.9
presidential history
Party record book
Massachusetts 135th 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
82.0%
13,891 votes · D+64.2 · modeled estimate
Runner-up · Hillary Clinton, 2016 · 72.2%
Republican
William McKinley1896
66.9%
4,049 votes · R+41.6 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 65.7%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Harry S. Truman1948
14,345votes
61.9% of the vote · D+27.5 · modeled estimate
Runner-up · Joe Biden, 2020 · 14,002 votes
Republican
Dwight D. Eisenhower1956
12,268votes
54.1% of the vote · R+8.6 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1952 · 12,233 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
Hillary Clinton2016
+49.4pts D vs U.S.
Place D+51.5 · U.S. D+2.1 · modeled estimate
Runner-up · Hubert Humphrey, 1968 · +47.2 pts
Republican
William McKinley1896
+35.5pts R vs U.S.
Place R+41.6 · U.S. R+6.1 · modeled estimate
Runner-up · Warren G. Harding, 1920 · +10.2 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 | 92.7%12,849 | 7.3%1,006 | 13,855 |
| 2020 | D | 96.7%14,330 | 3.3%486 | 14,816 |
The 13th Suffolk District posts presidential margins exceeding 35 points, reflecting a dense urban electorate concentrated in one of Massachusetts' most reliably one-sided legislative constituencies.
Across the recorded series it reached a Democratic high of 64.2 points in 1964 and a Republican high of 41.6 points in 1896. Between 2020 and 2024 the district moved 8.0 points toward the Republican candidate; the 2024 margin was 36.2 points.
A population of 42,859, a 43% non-Hispanic-white share, and a median household income of $89,875 describe the district. The district's voting pattern over the last decade is most similar to that of 18th Middlesex District and 17th Suffolk 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 135th State House District. Akashic. https://akashic.app/sld-lower/25135/. Accessed May 20, 2026. License: CC BY 4.0.