Connecticut 143rd State House District
Presidential margin, 2004–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 2004 | +7.7% |
| 2008 | +21.7% |
| 2012 | +13.6% |
| 2016 | +21.2% |
| 2020 | +29.2% |
| 2024 | +31.6% |
| Year | Won | Democratic | Republican | Other | Margin | Swing | vs U.S. | Total |
|---|---|---|---|---|---|---|---|---|
| D | 65.0%Harris7,252 | 33.5%Trump3,731 | 1.5% | D+31.6 | D+2.4 | D+33.1 | 11,149 | |
| D | 63.9%Biden8,451 | 34.7%Trump4,593 | 1.3% | D+29.2 | D+8.0 | D+24.7 | 13,221 | |
| D | 58.6%Clinton6,775 | 37.4%Trump4,324 | 4.1% | D+21.2 | D+7.6 | D+19.1 | 11,569 | |
| D | 56.3%Obama6,517 | 42.7%Romney4,944 | 0.9% | D+13.6 | R+8.1 | D+9.7 | 11,568 | |
| D | 60.5%Obama6,879 | 38.8%McCain4,414 | 0.7% | D+21.7 | D+14.0 | D+14.4 | 11,377 | |
| D | 53.1%Kerry5,833 | 45.4%Bush4,988 | 1.4% | D+7.7 | — | D+10.2 | 10,977 |
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
With a 2024 presidential margin of D+31.6 in a district of roughly 23,000 residents, HD-143 ranks among the most reliably blue legislative seats in Connecticut, leaving general-election competition largely absent.
Across the recorded series it reached a Democratic high of 31.6 points in 2024. Between 2020 and 2024 the district moved 2.4 points toward the Democratic candidate; the 2024 margin was 31.6 points.
A population of 23,196, a 68% non-Hispanic-white share, and a median household income of $143,352 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 147 and State House District 142.
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.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Connecticut 143rd State House District. Akashic. https://akashic.app/sld-lower/09143/. Accessed May 20, 2026. License: CC BY 4.0.