- Lead
- 168,252
- Total
- 374,892
- vs nation
- D+46.4
Massachusetts 5th Congressional District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 204,538
- Total
- 401,926
- vs nation
- D+46.4
- Lead
- 162,640
- Total
- 376,963
- vs nation
- D+41.1
- Lead
- 117,373
- Total
- 346,666
- vs nation
- D+30.0
- Lead
- 123,297
- Total
- 338,018
- vs nation
- D+29.2
- Lead
- 114,497
- Total
- 319,516
- vs nation
- D+38.3
- Lead
- 112,900
- Total
- 303,241
- vs nation
- D+36.7
- Lead
- 121,002
- Total
- 289,738
- vs nation
- D+33.2
Key facts
- 2024 presidential margin
- D+44.9MIT Election Lab
- Population
- 780,2682024 5-year
- Population density
- 3,558 / sq mi2024 5-year · TIGER/Line
- Land area
- 219 sq miTIGER/Line
- Median household income
- $130,8072024 5-year
- White (non-Hispanic)
- 64.6%2024 5-year
- Black
- 4.9%2024 5-year
- Hispanic / Latino
- 10.5%2024 5-year
- Peak Democratic margin
- D+57.6 in 1964MIT Election Lab
- Peak Republican margin
- R+51.4 in 1896MIT Election Lab
- Most similar
- Congressional District 8, MA · twin score 93.1
presidential history
Party record book
Massachusetts 5th Congressional 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
78.6%
219,355 votes · D+57.6 · modeled estimate
Runner-up · Joe Biden, 2020 · 74.4%
Republican
William McKinley1896
72.3%
32,526 votes · R+51.4 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 69.6%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
298,938votes
74.4% of the vote · D+50.9 · modeled estimate
Runner-up · Kamala Harris, 2024 · 265,626 votes
Republican
Dwight D. Eisenhower1956
162,078votes
59.0% of the vote · R+18.3 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1952 · 151,969 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
Joe Biden2020
+46.4pts D vs U.S.
Place D+50.9 · U.S. D+4.5 · modeled estimate
Runner-up · Kamala Harris, 2024 · +46.4 pts
Republican
William McKinley1896
+45.3pts R vs U.S.
Place R+51.4 · U.S. R+6.1 · modeled estimate
Runner-up · Alf Landon, 1936 · +20.9 pts
Current officeholders
Federal officeholders only. State and local officeholders are planned for the next data pass.
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each result reflects the U.S. House district as it was drawn for that election; redistricting has redrawn these lines over time, so they can differ from the current 120th-Congress district shown on the map above.
Massachusetts's 5th returned a D+44.9 presidential margin in 2024, placing it among the most heavily Democratic congressional districts in the country. The district anchors the inner suburbs west of Boston, including Newton and Framingham.
Across the recorded series it reached a Democratic high of 57.6 points in 1964 and a Republican high of 51.4 points in 1896. Between 2020 and 2024 the district moved 6.0 points toward the Republican candidate; the 2024 margin was 44.9 points.
A population of 780,268, a 65% non-Hispanic-white share, and a median household income of $130,807 describe the district. The district's voting pattern over the last decade is most similar to that of Congressional District 8 and Congressional District 8.
The congressional 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 5th Congressional District. Akashic. https://akashic.app/cd/2505/. Accessed May 20, 2026. License: CC BY 4.0.