- Lead
- 5,032
- Total
- 10,600
- vs nation
- D+48.9
Connecticut 91st State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 6,736
- Total
- 12,480
- vs nation
- D+49.5
- Lead
- 5,156
- Total
- 11,342
- vs nation
- D+43.4
- Lead
- 6,068
- Total
- 11,190
- vs nation
- D+50.4
- Lead
- 6,509
- Total
- 11,905
- vs nation
- D+47.4
- Lead
- 4,874
- Total
- 10,960
- vs nation
- D+46.9
- Lead
- 5,492
- Total
- 10,453
- vs nation
- D+52.0
- Lead
- 5,046
- Total
- 10,022
- vs nation
- D+41.8
Key facts
- 2024 presidential margin
- D+47.5MIT Election Lab
- Population
- 23,3872024 5-year
- Population density
- 3,077 / sq mi2024 5-year · TIGER/Line
- Land area
- 7.6 sq miTIGER/Line
- Median household income
- $83,1092024 5-year
- White (non-Hispanic)
- 46.0%2024 5-year
- Black
- 26.7%2024 5-year
- Hispanic / Latino
- 15.7%2024 5-year
- Peak Democratic margin
- D+65.6 in 1964MIT Election Lab
- Most similar
- State House District 15, CT · twin score 91.9
presidential history
Party record book
Connecticut 91st 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
82.8%
8,573 votes · D+65.6 · modeled estimate
Runner-up · Barack Obama, 2008 · 77.0%
Republican
Dwight D. Eisenhower1956
44.2%
3,487 votes · D+11.6 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 43.4%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
9,540votes
76.4% of the vote · D+54.0 · modeled estimate
Runner-up · Barack Obama, 2008 · 9,163 votes
Republican
Ronald Reagan1984
3,876votes
41.1% of the vote · D+17.5 · modeled estimate
Runner-up · Richard Nixon, 1972 · 3,674 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
Al Smith1928
+54.2pts D vs U.S.
Place D+36.7 · U.S. R+17.5 · modeled estimate
Runner-up · Al Gore, 2000 · +52.0 pts
Republican
William H. Taft1912
−11.6pts R vs U.S.
Place D+31.1 · U.S. D+19.5 · modeled estimate
Runner-up · Herbert Hoover, 1932 · −19.6 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 |
|---|---|---|---|---|
| 2020 | D | 58.3%5,487 | 41.7%3,923 | 9,410 |
| 2018 | D | 60.8%5,017 | 39.2%3,230 | 8,247 |
With a D+47.5 presidential margin, this Hartford-area district ranks among the most heavily Democratic legislative seats in the state, reflecting the dense urban core it encompasses.
Across the recorded series it reached a Democratic high of 65.6 points in 1964. Between 2020 and 2024 the district moved 6.5 points toward the Republican candidate; the 2024 margin was 47.5 points.
A population of 23,387, a 46% non-Hispanic-white share, and a median household income of $83,109 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 15 and State House District 92.
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 91st State House District. Akashic. https://akashic.app/sld-lower/09091/. Accessed May 20, 2026. License: CC BY 4.0.