- Lead
- 2,763
- Total
- 5,950
- vs nation
- D+47.9
Connecticut 128th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 2,803
- Total
- 4,230
- vs nation
- D+61.8
- Lead
- 3,356
- Total
- 4,235
- vs nation
- D+77.2
- Lead
- 2,952
- Total
- 3,765
- vs nation
- D+74.6
- Lead
- 3,354
- Total
- 4,164
- vs nation
- D+73.3
- Lead
- 2,711
- Total
- 3,650
- vs nation
- D+76.7
- Lead
- 2,572
- Total
- 3,451
- vs nation
- D+74.0
- Lead
- 2,265
- Total
- 3,195
- vs nation
- D+62.4
Key facts
- 2024 presidential margin
- D+46.4MIT Election Lab
- Population
- 23,7452024 5-year
- Population density
- 14,841 / sq mi2024 5-year · TIGER/Line
- Land area
- 1.6 sq miTIGER/Line
- Median household income
- $48,2782024 5-year
- White (non-Hispanic)
- 6.0%2024 5-year
- Black
- 30.9%2024 5-year
- Hispanic / Latino
- 56.5%2024 5-year
- Peak Democratic margin
- D+98.9 in 1880MIT Election Lab
- Most similar
- State House District 124, CT · twin score 98.7
presidential history
Party record book
Connecticut 128th 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
Winfield S. Hancock1880
99.5%
181 votes · D+98.9 · modeled estimate
Runner-up · Samuel J. Tilden, 1876 · 99.4%
Republican
Dwight D. Eisenhower1956
29.0%
533 votes · D+42.1 · modeled estimate
Runner-up · Calvin Coolidge, 1924 · 28.0%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
4,320votes
72.6% of the vote · D+46.4 · modeled estimate
Runner-up · Hillary Clinton, 2016 · 3,760 votes
Republican
Donald Trump2024
1,557votes
26.2% of the vote · D+46.4 · modeled estimate
Runner-up · Donald Trump, 2020 · 700 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
Alton B. Parker1904
+101.1pts D vs U.S.
Place D+81.4 · U.S. R+19.7 · modeled estimate
Runner-up · Grover Cleveland, 1892 · +91.5 pts
Republican
Donald Trump2024
−47.9pts R vs U.S.
Place D+46.4 · U.S. R+1.5 · modeled estimate
Runner-up · Herbert Hoover, 1932 · −53.7 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
With a 46.4-point Democratic presidential margin, this Hartford-area district ranks among the state's most one-sided, reflecting the dense urban core and heavily Democratic electorate that typifies Connecticut's capital region.
Across the recorded series it reached a Democratic high of 98.9 points in 1880. Between 2020 and 2024 the district moved 19.8 points toward the Republican candidate; the 2024 margin was 46.4 points.
A population of 23,745, a 6% non-Hispanic-white share, and a median household income of $48,278 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 124 and State House District 130.
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 →
Connecticut 128th State House District. Akashic. https://akashic.app/sld-lower/09128/. Accessed May 20, 2026. License: CC BY 4.0.