Akashic
1892–2024
Akashic
Connecticut 25th State Senate District
presidential margin
2008D+26.62012D+19.32016D+29.02020D+35.32024D+27.4
full record · 2008 → 2024
D+27.4
2024
median income$113,050U.S. $80,734 · CT $95,781
median age40.6U.S. 39.1 · CT 41.2
poverty rate8.8%U.S. 12.5% · CT 10.0%
bachelor’s+ (25+)49.9%U.S. 35.6% · CT 42.5%
non-english30.9%U.S. 22.3% · CT 23.4%
race · ethnicity · ancestry
Italian14.6%
Irish12.9%
English7.8%
Puerto Rican6.6%
Ecuadorian3.3%
Dominican3.1%
African American†6.4%
Jamaican2.1%
Haitian1.5%
Asian Indian1.8%
Chinese1.2%
Filipino0.5%
religion

Religious adherence is published only at the county level (U.S. Religion Census). See Greater Bridgeport Planning Region.

American Community Survey 2024 5-year (income, age, poverty, education, language, race, ancestry) · presidential returns from MIT Election Lab through 2024.

Connecticut 25th State Senate District

Akashic
Connecticut 25th State Senate DistrictHarrisD+27.4
2024
2024 presidential margin for Connecticut 25th State Senate DistrictThe boundary of Connecticut 25th State Senate District, filled by its 2024 presidential margin (D+27.4), over faint outlines of the counties it is drawn from.Connecticut 25th State Senate District · D+27.4
How it voted
Share of the 2024 vote
Kamala Harris ✓Democratic63.0%29,908
Donald TrumpRepublican35.5%16,878
Jill SteinGreen1.5%697
D+60
R+60
District boundary, filled by its own 2024 D-vs-R margin — precinct detail where available, over the 3 counties it's drawn from (shown faint).
The precinct map shows the 2024 presidential vote; the timeline scrubs the district’s overall result across 1892–2024, on its current boundaries.
County-level results (3 counties) — table
2024 presidential result by county for Connecticut 25th State Senate District — winner and D-vs-R margin.
CountyWinnerMargin
Greater Bridgeport Planning Region, CTDemocraticD+19.6
Naugatuck Valley Planning Region, CTDemocraticD+11.2
Western Connecticut Planning Region, CTDemocraticD+18.0
5 presidential elections
Third column names the leading third-party or independent finisher. Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonDemocraticRepublicanOtherMarginTotal
D
63.0%Harris29,908
35.5%Trump16,878
1.5%Stein697
+27.4%
47,483
D
67.0%Biden33,289
31.7%Trump15,772
1.3%Jorgensen622
+35.3%
49,683
D
62.4%Clinton27,271
33.4%Trump14,598
4.2%Johnson1,833
+29.0%
43,702
D
59.7%Obama25,864
40.3%Romney17,478
0.0%
+19.3%
43,342
D
62.9%Obama26,879
36.3%McCain15,528
0.8%Nader324
+26.6%
42,731
presidential history
Presidential margin, 2008–2024
Democratic minus Republican, by election
Presidential margin over timeDemocratic-minus-Republican presidential margin from 2008 to 2024. Most recent: +27.4% in 2024.+27.4%DR20082024
Presidential margin over time
YearMargin (D minus R)
2008+26.6%
2012+19.3%
2016+29.0%
2020+35.3%
2024+27.4%
DemocraticRepublican
current representation
Current officeholders
DBob DuffState Senate · 25

State legislative officeholder from OpenStates nightly current-legislator data.

Source · OpenStates current legislator CSV.

In 2024 it voted Democratic by D+27.4, against D+26.6 in 2008. Median household income was $113,277 in the 2024 ACS 5-year, among the higher figures for a state senate district.

Across the recorded series it reached a Democratic high of 35.3 points in 2020. Between 2020 and 2024 the district moved 7.8 points toward the Republican candidate; the 2024 margin was 27.4 points.

A population of 101,594, a 56% non-Hispanic-white share, and a median household income of $113,050 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 22 and State Senate District 27.

Political twins — state-senate districts

The state-senate districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.

State Senate District 22
Connecticut
95.4twin score
median income2020 margincollege share
State Senate District 27
Connecticut
95.2twin score
2016–2024 trajectorymedian income
State Senate District 24
Connecticut
92.2twin score
median incomecollege share% unaffiliated

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 →

Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Connecticut 25th State Senate District. Akashic. https://akashic.app/sld-upper/09025/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
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Frequently asked questions

How did Connecticut 25th State Senate District vote in 2024?
In 2024, Connecticut 25th State Senate District voted Democratic by 27.4 points (D+27.4), carried by the Democratic candidate. Out of 47,483 votes cast, 29,908 went Democratic and 16,878 went Republican.
How many people live in Connecticut 25th State Senate District?
Connecticut 25th State Senate District has a population of 101,594 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Connecticut 25th State Senate District?
Median household income in Connecticut 25th State Senate District is $113,050 — above the national median of $80,734. The Connecticut state median is $95,781.
What is the political history of Connecticut 25th State Senate District?
Akashic tracks 5 presidential elections in Connecticut 25th State Senate District from 2008 to 2024. Of those, 5 went Democratic and 0 went Republican.