- Lead
- 6,057
- Total
- 29,154
- vs nation
- D+22.2
Massachusetts 1st State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 7,373
- Total
- 29,311
- vs nation
- D+20.7
- Lead
- 3,797
- Total
- 26,842
- vs nation
- D+12.1
- Lead
- 2,170
- Total
- 25,855
- vs nation
- D+4.5
- Lead
- 3,858
- Total
- 25,617
- vs nation
- D+7.8
- Lead
- 2,862
- Total
- 25,804
- vs nation
- D+13.5
- Lead
- 2,603
- Total
- 23,651
- vs nation
- D+10.5
- Lead
- 3,826
- Total
- 21,623
- vs nation
- D+9.2
Key facts
- 2024 presidential margin
- D+20.8MIT Election Lab
- Population
- 42,7392024 5-year
- Population density
- 703 / sq mi2024 5-year · TIGER/Line
- Land area
- 60.8 sq miTIGER/Line
- Median household income
- $92,0822024 5-year
- White (non-Hispanic)
- 86.4%2024 5-year
- Black
- 3.5%2024 5-year
- Hispanic / Latino
- 3.1%2024 5-year
- Peak Democratic margin
- D+25.2 in 2020MIT Election Lab
- Peak Republican margin
- R+80.5 in 1896MIT Election Lab
- Most similar
- 3rd Barnstable District, MA · twin score 99.4
presidential history
Party record book
Massachusetts 1st 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
Joe Biden2020
61.6%
18,043 votes · D+25.2 · modeled estimate
Runner-up · Kamala Harris, 2024 · 59.1%
Republican
William McKinley1896
87.5%
912 votes · R+80.5 · modeled estimate
Runner-up · Calvin Coolidge, 1924 · 86.5%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
18,043votes
61.6% of the vote · D+25.2 · modeled estimate
Runner-up · Kamala Harris, 2024 · 17,244 votes
Republican
Mitt Romney2012
11,671votes
45.1% of the vote · D+8.4 · modeled estimate
Runner-up · George W. Bush, 2004 · 11,306 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
Kamala Harris2024
+22.2pts D vs U.S.
Place D+20.8 · U.S. R+1.5 · modeled estimate
Runner-up · Joe Biden, 2020 · +20.7 pts
Republican
William McKinley1896
+74.4pts R vs U.S.
Place R+80.5 · U.S. R+6.1 · modeled estimate
Runner-up · Alf Landon, 1936 · +64.8 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 | 60.8%16,316 | 39.2%10,499 | 26,815 |
| 2020 | D | 65.3%17,248 | 34.7%9,179 | 26,427 |
Anchored in Barnstable town, this compact Cape Cod district has shifted well to the left of its surrounding region, posting a D+20.8 presidential margin in a county that leans considerably more competitive overall.
Across the recorded series it reached a Democratic high of 25.2 points in 2020 and a Republican high of 80.5 points in 1896. Between 2020 and 2024 the district moved 4.4 points toward the Republican candidate; the 2024 margin was 20.8 points.
A population of 42,739, a 86% non-Hispanic-white share, and a median household income of $92,082 describe the district. The district's voting pattern over the last decade is most similar to that of 3rd Barnstable District and 4th Barnstable 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 1st State House District. Akashic. https://akashic.app/sld-lower/25001/. Accessed May 20, 2026. License: CC BY 4.0.