- Lead
- 1,608
- Total
- 45,053
- vs nation
- D+5.0
Connecticut 29th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 3,428
- Total
- 43,771
- vs nation
- D+3.4
- Lead
- 4,681
- Total
- 43,832
- vs nation
- D+8.6
- Lead
- 11,548
- Total
- 40,848
- vs nation
- D+24.4
- Lead
- 13,814
- Total
- 44,810
- vs nation
- D+23.6
- Lead
- 9,558
- Total
- 42,270
- vs nation
- D+25.1
- Lead
- 11,298
- Total
- 37,977
- vs nation
- D+29.2
- Lead
- 11,747
- Total
- 36,778
- vs nation
- D+23.4
Key facts
- 2024 presidential margin
- D+3.6MIT Election Lab
- Population
- 104,5482024 5-year
- Population density
- 337 / sq mi2024 5-year · TIGER/Line
- Land area
- 310 sq miTIGER/Line
- Median household income
- $77,1232024 5-year
- White (non-Hispanic)
- 72.9%2024 5-year
- Black
- 2.9%2024 5-year
- Hispanic / Latino
- 14.4%2024 5-year
- Peak Democratic margin
- D+55.1 in 1964MIT Election Lab
- Peak Republican margin
- R+38.7 in 1896MIT Election Lab
- Most similar
- State Senate District 6, CT · twin score 78.9
presidential history
Party record book
Connecticut 29th State Senate 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
77.5%
21,636 votes · D+55.1 · modeled estimate
Runner-up · Barack Obama, 2008 · 64.5%
Republican
William McKinley1896
67.3%
3,554 votes · R+38.7 · modeled estimate
Runner-up · William McKinley, 1900 · 59.8%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Barack Obama2008
28,901votes
64.5% of the vote · D+30.8 · modeled estimate
Runner-up · Barack Obama, 2012 · 25,840 votes
Republican
Donald Trump2024
21,331votes
47.3% of the vote · D+3.6 · modeled estimate
Runner-up · Donald Trump, 2020 · 19,691 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
Lyndon B. Johnson1964
+32.5pts D vs U.S.
Place D+55.1 · U.S. D+22.6 · modeled estimate
Runner-up · Al Gore, 2000 · +29.2 pts
Republican
William McKinley1896
+32.6pts R vs U.S.
Place R+38.7 · U.S. R+6.1 · modeled estimate
Runner-up · William McKinley, 1900 · +14.2 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 | 54.9%26,051 | 45.1%21,431 | 47,482 |
| 2018 | D | 59.2%21,482 | 40.8%14,776 | 36,258 |
Connecticut 29th State Senate District sits in New England. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 55.1 points in 1964 and a Republican high of 38.7 points in 1896. Between 2020 and 2024 the district moved 4.3 points toward the Republican candidate; the 2024 margin was 3.6 points.
A population of 104,548, a 73% non-Hispanic-white share, and a median household income of $77,123 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 6 and State Senate District 19.
The state-senate 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 29th State Senate District. Akashic. https://akashic.app/sld-upper/09029/. Accessed May 20, 2026. License: CC BY 4.0.