- Lead
- 1,247
- Total
- 9,262
- vs nation
- D+14.9
Connecticut 84th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 2,235
- Total
- 7,425
- vs nation
- D+25.6
- Lead
- 2,341
- Total
- 6,599
- vs nation
- D+33.4
- Lead
- 2,879
- Total
- 6,409
- vs nation
- D+41.1
- Lead
- 3,097
- Total
- 6,788
- vs nation
- D+38.4
- Lead
- 2,192
- Total
- 6,376
- vs nation
- D+36.8
- Lead
- 2,632
- Total
- 6,058
- vs nation
- D+42.9
- Lead
- 2,430
- Total
- 5,912
- vs nation
- D+32.6
Key facts
- 2024 presidential margin
- D+13.5MIT Election Lab
- Population
- 23,6612024 5-year
- Population density
- 6,959 / sq mi2024 5-year · TIGER/Line
- Land area
- 3.4 sq miTIGER/Line
- Median household income
- $52,9062024 5-year
- White (non-Hispanic)
- 30.5%2024 5-year
- Black
- 12.4%2024 5-year
- Hispanic / Latino
- 52.7%2024 5-year
- Peak Democratic margin
- D+58.0 in 1964MIT Election Lab
- Peak Republican margin
- R+4.9 in 1924MIT Election Lab
- Most similar
- State House District 72, CT · twin score 95.0
presidential history
Party record book
Connecticut 84th 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
79.0%
4,607 votes · D+58.0 · modeled estimate
Runner-up · Barack Obama, 2008 · 72.3%
Republican
Dwight D. Eisenhower1956
50.3%
2,384 votes · R+0.5 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 48.7%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
5,184votes
56.0% of the vote · D+13.5 · modeled estimate
Runner-up · Barack Obama, 2008 · 4,910 votes
Republican
Donald Trump2024
3,937votes
42.5% of the vote · D+13.5 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 2,650 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
+43.7pts D vs U.S.
Place D+26.2 · U.S. R+17.5 · modeled estimate
Runner-up · Al Gore, 2000 · +42.9 pts
Republican
William H. Taft1912
−3.3pts R vs U.S.
Place D+22.9 · U.S. D+19.5 · modeled estimate
Runner-up · Herbert Hoover, 1932 · −9.0 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
The district recorded a Democratic presidential margin of D+13.5 in 2024, compared with D+45.6 in 2008. About 4,930 residents lived here as of the 2024 ACS 5-year.
Across the recorded series it reached a Democratic high of 58.0 points in 1964 and a Republican high of 4.9 points in 1924. Between 2020 and 2024 the district moved 16.6 points toward the Republican candidate; the 2024 margin was 13.5 points.
A population of 23,661, a 31% non-Hispanic-white share, and a median household income of $52,906 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 72 and State House District 140.
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 84th State House District. Akashic. https://akashic.app/sld-lower/09084/. Accessed May 20, 2026. License: CC BY 4.0.