- Lead
- 1,263
- Total
- 11,633
- vs nation
- D+12.3
Massachusetts 20th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 3,744
- Total
- 12,244
- vs nation
- D+26.1
- Lead
- 4,723
- Total
- 11,946
- vs nation
- D+37.4
- Lead
- 5,829
- Total
- 11,577
- vs nation
- D+46.5
- Lead
- 6,210
- Total
- 11,843
- vs nation
- D+45.2
- Lead
- 6,505
- Total
- 11,528
- vs nation
- D+58.9
- Lead
- 6,437
- Total
- 10,751
- vs nation
- D+59.4
- Lead
- 6,391
- Total
- 10,095
- vs nation
- D+54.8
Key facts
- 2024 presidential margin
- D+10.9MIT Election Lab
- Population
- 43,1082024 5-year
- Population density
- 10,777 / sq mi2024 5-year · TIGER/Line
- Land area
- 4 sq miTIGER/Line
- Median household income
- $44,2552024 5-year
- White (non-Hispanic)
- 46.7%2024 5-year
- Black
- 6.4%2024 5-year
- Hispanic / Latino
- 32.0%2024 5-year
- Peak Democratic margin
- D+77.6 in 1964MIT Election Lab
- Peak Republican margin
- R+28.6 in 1896MIT Election Lab
- Most similar
- 13th Bristol District, MA · twin score 97.7
presidential history
Party record book
Massachusetts 20th 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
88.8%
8,931 votes · D+77.6 · modeled estimate
Runner-up · John F. Kennedy, 1960 · 80.6%
Republican
William McKinley1896
63.3%
631 votes · R+28.6 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 60.7%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
John Kerry2004
8,986votes
77.9% of the vote · D+56.4 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 8,931 votes
Republican
Donald Trump2024
5,053votes
43.4% of the vote · D+10.9 · modeled estimate
Runner-up · Donald Trump, 2020 · 4,127 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
+65.5pts D vs U.S.
Place D+42.3 · U.S. R+23.2 · modeled estimate
Runner-up · Hubert Humphrey, 1968 · +61.1 pts
Republican
William McKinley1896
+22.5pts R vs U.S.
Place R+28.6 · U.S. R+6.1 · modeled estimate
Runner-up · Warren G. Harding, 1920 · −2.6 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
The 11th Bristol District posts a consistent Democratic lean at the presidential level, but its blue-collar, small-city electorate has historically kept margins closer in down-ballot contests than the topline D+10.9 suggests.
Across the recorded series it reached a Democratic high of 77.6 points in 1964 and a Republican high of 28.6 points in 1896. Between 2020 and 2024 the district moved 19.7 points toward the Republican candidate; the 2024 margin was 10.9 points.
A population of 43,108, a 47% non-Hispanic-white share, and a median household income of $44,255 describe the district. The district's voting pattern over the last decade is most similar to that of 13th Bristol District and 7th Bristol 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 20th State House District. Akashic. https://akashic.app/sld-lower/25020/. Accessed May 20, 2026. License: CC BY 4.0.