- Lead
- 45,642
- Total
- 61,643
- vs nation
- D+75.5
Massachusetts Second Suffolk District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 62,179
- Total
- 73,064
- vs nation
- D+80.6
- Lead
- 61,610
- Total
- 71,160
- vs nation
- D+84.5
- Lead
- 54,224
- Total
- 62,073
- vs nation
- D+83.5
- Lead
- 51,139
- Total
- 58,804
- vs nation
- D+79.7
- Lead
- 44,809
- Total
- 51,876
- vs nation
- D+88.8
- Lead
- 37,941
- Total
- 46,356
- vs nation
- D+81.3
- Lead
- 35,742
- Total
- 43,243
- vs nation
- D+74.1
Key facts
- 2024 presidential margin
- D+74.0MIT Election Lab
- Population
- 181,8742024 5-year
- Population density
- 16,095 / sq mi2024 5-year · TIGER/Line
- Land area
- 11.3 sq miTIGER/Line
- Median household income
- $67,5252024 5-year
- White (non-Hispanic)
- 20.3%2024 5-year
- Black
- 39.9%2024 5-year
- Hispanic / Latino
- 26.4%2024 5-year
- Peak Democratic margin
- D+92.3 in 1964MIT Election Lab
- Most similar
- State Senate District 30, NY · twin score 96.4
presidential history
Party record book
Massachusetts Second Suffolk 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
96.1%
67,803 votes · D+92.3 · modeled estimate
Runner-up · Barack Obama, 2012 · 93.1%
Republican
William McKinley1896
27.3%
3,269 votes · D+35.3 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 25.4%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Harry S. Truman1948
70,057votes
88.9% of the vote · D+80.6 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 67,803 votes
Republican
Dwight D. Eisenhower1956
10,194votes
16.8% of the vote · D+66.2 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1952 · 10,054 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
+101.1pts D vs U.S.
Place D+77.9 · U.S. R+23.2 · modeled estimate
Runner-up · Al Smith, 1928 · +96.1 pts
Republican
William H. Taft1912
−38.7pts R vs U.S.
Place D+58.3 · U.S. D+19.5 · modeled estimate
Runner-up · William McKinley, 1896 · −41.4 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%54,526 | 7.3%4,270 | 58,796 |
| 2020 | D | 96.7%60,808 | 3.3%2,063 | 62,871 |
The Second Suffolk District delivers some of Massachusetts' most concentrated Democratic margins, anchored by dense urban neighborhoods in Boston where presidential candidates routinely clear 80% of the vote.
Across the recorded series it reached a Democratic high of 92.3 points in 1964. Between 2020 and 2024 the district moved 11.1 points toward the Republican candidate; the 2024 margin was 74.0 points.
A population of 181,874, a 20% non-Hispanic-white share, and a median household income of $67,525 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 30 and State Senate District 25.
The state-senate 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 Second Suffolk District. Akashic. https://akashic.app/sld-upper/25D29/. Accessed May 20, 2026. License: CC BY 4.0.