Connecticut 1st Congressional District, Connecticut: Urban anchor district. In 2024, voted D+19%. Democratic peak: D+43 in 1964.
Key facts
- 2024 presidential margin
- D+19MIT Election Lab
- Political archetype
- Urban anchorAkashic typology
- Population
- 630,0002024 5-year
- Median household income
- $94,3922024 5-year
- White (non-Hispanic)
- 64.8%2024 5-year
- Black
- 11.9%2024 5-year
- Hispanic / Latino
- 17.4%2024 5-year
- Peak Democratic margin
- D+43 in 1964MIT Election Lab
- Peak Republican margin
- R+34 in 1924MIT Election Lab
D
LARSON, John B.
−1 liberal+1 conservative
Predecessors: KENNELLY, Barbara Bailey (1997–1999), KENNELLY, Barbara Bailey (1995–1997), KENNELLY, Barbara Bailey (1993–1995), KENNELLY, Barbara Bailey (1991–1993)
Source · Voteview / Lewis, Poole, Rosenthal et al. (CC-BY).
Constituent county margins for Congressional District 1, CTOne cell per constituent county, colored by 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), ordered bluest first.
R+60D+60
One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| D | 180,485 | 123,296 | 309,103 | ||
| D | 195,167 | 119,966 | 320,325 | ||
| D | 165,245 | 113,056 | 292,062 | ||
| D | 168,440 | 107,019 | 278,798 | ||
| D | 186,200 | 103,942 | 293,907 | ||
| D | 159,935 | 114,803 | 279,738 | ||
| D | 151,327 | 93,553 | 259,217 | ||
| D | 138,123 | 80,121 | 249,300 | ||
| D | 131,030 | 93,780 | 288,475 | ||
| D | 132,701 | 123,027 | 258,343 | ||
| R | 110,338 | 146,877 | 258,283 | ||
| D | 106,680 | 106,133 | 251,312 | ||
| D | 125,210 | 120,370 | 247,040 | ||
| R | 112,441 | 133,166 | 248,117 | ||
| D | 121,077 | 90,167 | 223,022 | ||
| D | 153,493 | 60,558 | 214,425 | ||
| D | 122,385 | 92,207 | 214,594 | ||
| R | 78,504 | 116,030 | 194,534 | ||
| R | 90,459 | 99,311 | 190,318 | ||
| D | 77,542 | 69,757 | 150,648 | ||
| D | 79,069 | 62,973 | 142,853 | ||
| D | 72,116 | 58,311 | 130,721 | ||
| D | 65,319 | 43,936 | 113,847 | ||
| R | 46,296 | 47,535 | 97,291 | ||
| R | 41,715 | 49,756 | 92,233 | ||
| R | 18,304 | 40,324 | 65,146 | ||
| R | 19,675 | 36,188 | 58,740 | ||
| R | 16,075 | 16,212 | 33,662 | ||
| R | 11,550 | 11,561 | 29,785 | ||
| R | 9,414 | 17,281 | 28,421 | ||
| R | 11,037 | 16,837 | 28,994 | ||
| R | 10,324 | 15,921 | 26,913 | ||
| R | 14,046 | 23,260 | 38,743 | ||
| — | — | — | — | ||
| R | 11,046 | 11,535 | 23,246 | ||
| R | 10,260 | 10,309 | 20,570 | ||
| R | 9,811 | 10,621 | 20,432 | ||
| D | 9,991 | 9,445 | 19,436 |
Congressional elections · 16 Senate races
U.S. Senate
| Year | Won | D % | R % | Total |
|---|---|---|---|---|
| 2024 | D | 55.8% | 39.7% | 1,708,259 |
| 2018 | D | 56.8% | 39.3% | 1,386,840 |
| 2016 | D | 57.7% | 34.6% | 1,596,276 |
| 2012 | D | 52.5% | 40.0% | 1,511,764 |
| 2010 | D | 52.5% | 43.2% | 1,153,115 |
| 2006 | O | 39.7% | 9.6% | 1,134,777 |
| 2004 | D | 66.4% | 32.1% | 1,424,726 |
| 2000 | D | 63.2% | 34.2% | 1,311,261 |
| 1998 | D | 65.1% | 32.4% | 964,457 |
| 1994 | D | 41.1% | 31.0% | 1,079,664 |
| 1992 | D | 38.5% | 38.1% | 1,500,661 |
| 1988 | D | 49.8% | 49.0% | 1,383,526 |
| 1986 | D | 64.8% | 34.8% | 976,933 |
| 1982 | R | 46.1% | 50.4% | 1,083,508 |
| 1980 | D | 56.3% | 42.9% | 1,356,075 |
| 1976 | R | 41.2% | 57.7% | 1,361,666 |
Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
Irish
13.5%
Italian
13.5%
English
8.6%
Polish
8.0%
German
7.5%
French
4.8%
American
3.1%
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
Age distribution by sex
Median age: 40.5 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$94,392
Congressional District 1 ranks near the middle of US counties.
Congressional District 1$94,392
Connecticut$95,781
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
10.1%
Child poverty is below the national average.
Children under 1812.7%
Working age (18–64)9.3%
Seniors (65+)9.8%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
76.6%
speak English only
Spanish11.9%
Other Indo-European7.3%
Asian & Pacific Islander2.8%
Other languages1.4%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 26.3% of residents not counted as adherents by any reporting body.
Connecticut 1st Congressional District is a political anchor of New England. Its population of 630,000 and its concentration of urban, diverse, and college-educated voters have made it a Democratic stronghold for decades running.
The Democratic margin in Connecticut 1st Congressional District has been steady. It reached its modern peak at forty-three points in 1964; the 2024 margin was nineteen points, still in line with the district's long pattern.
Its political identity is inseparable from its demographic profile: a 65% non-Hispanic-white share, a median household income of $94,392, and the full diversity of a major metropolitan center.
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.
Congressional District 1, Connecticut. Akashic. https://akashic.app/cd/0901/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Frequently asked questions
How did Congressional District 1, Connecticut vote in 2024?
In 2024, Congressional District 1, Connecticut voted Democratic by 18.5 points (D+19), carried by the Democratic candidate. Out of 309,103 votes cast, 180,485 went Democratic and 123,296 went Republican.
What is Congressional District 1, Connecticut's political archetype?
Akashic classifies Congressional District 1, Connecticut as a "Urban anchor" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 20 times, Republican 17 times, and other 0 times.
When did Congressional District 1, Connecticut last vote Republican?
The most recent presidential election in which Congressional District 1, Connecticut voted Republican was 1984.
How many people live in Congressional District 1, Connecticut?
Congressional District 1, Connecticut has a population of 630,000 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Congressional District 1, Connecticut?
Median household income in Congressional District 1, Connecticut is $94,392 — above the national median of $80,734. The Connecticut state median is $95,781.
What is the political history of Congressional District 1, Connecticut?
Akashic tracks 38 presidential elections in Congressional District 1, Connecticut from 1876 to 2024. Of those, 20 went Democratic and 17 went Republican. The district's archetype — "Urban anchor" — captures the overall trajectory of that voting record.