Connecticut 1st Congressional District
Akashic| Year | Margin (D minus R) |
|---|---|
| 2008 | +33.3% |
| 2012 | +28.8% |
| 2016 | +23.3% |
| 2020 | +28.1% |
| 2024 | +22.8% |
Federal officeholders only. State and local officeholders are planned for the next data pass.
U.S. House
Each result reflects the U.S. House district as it was drawn for that election; redistricting has redrawn these lines over time, so they can differ from the current 120th-Congress district shown on the map above.
| Year | District | Won | Democratic | Republican | Total |
|---|---|---|---|---|---|
| 2024 | 1 | D | 59.8%197,788 | 34.8%115,065 | 330,482 |
| 2022 | 1 | D | 59.4%144,873 | 37.5%91,506 | 243,913 |
| 2020 | 1 | D | 61.0%213,001 | 35.0%122,111 | 349,237 |
| 2018 | 1 | D | 60.6%166,155 | 35.0%96,024 | 274,140 |
| 2016 | 1 | D | 59.8%187,021 | 33.8%105,674 | 312,924 |
| 2014 | 1 | D | 58.5%127,430 | 36.1%78,609 | 217,881 |
| 2012 | 1 | D | 64.9%192,840 | 27.7%82,321 | 297,061 |
| 2010 | 1 | D | 57.8%130,538 | 37.2%84,076 | 226,038 |
| 2008 | 1 | D | 65.8%194,493 | 26.0%76,860 | 295,557 |
| 2006 | 1 | D | 74.4%154,539 | 25.5%53,010 | 207,592 |
| 2004 | 1 | D | 73.0%198,802 | 27.0%73,601 | 272,403 |
| 2002 | 1 | D | 66.8%134,698 | 33.2%66,968 | 201,688 |
| 2000 | 1 | D | 71.9%151,932 | 28.1%59,331 | 211,263 |
| 1998 | 1 | D | 58.1%97,681 | 41.4%69,668 | 168,264 |
| 1996 | 1 | D | 67.5%145,169 | 24.9%53,666 | 215,136 |
| 1994 | 1 | D | 47.1%88,946 | 24.8%46,865 | 188,907 |
| 1992 | 1 | D | 46.0%112,838 | 30.6%75,113 | 245,430 |
| 1990 | 1 | D | 71.4%126,566 | 28.6%50,690 | 177,256 |
| 1988 | 1 | D | 77.2%176,463 | 22.8%51,985 | 228,448 |
| 1986 | 1 | D | 74.2%128,930 | 25.4%44,122 | 173,787 |
| 1984 | 1 | D | 61.7%147,748 | 37.9%90,823 | 239,362 |
| 1982 | 1 | D | 68.1%126,798 | 31.2%58,075 | 186,110 |
| 1980 | 1 | D | 63.0%137,849 | 37.0%80,816 | 218,694 |
| 1978 | 1 | D | 59.5%102,749 | 39.3%67,828 | 172,564 |
| 1976 | 1 | D | 57.1%128,479 | 41.8%94,106 | 225,076 |
U.S. Senate
| Year | Won | Democratic | Republican | Total |
|---|---|---|---|---|
| 2024 | D | 55.8%953,646 | 39.7%678,256 | 1,708,259 |
| 2018 | D | 56.8%787,685 | 39.4%545,717 | 1,386,752 |
| 2016 | D | 57.7%920,766 | 34.6%552,621 | 1,596,238 |
| 2012 | D | 52.7%792,983 | 40.2%604,569 | 1,504,895 |
| 2010 | D | 52.5%605,204 | 43.2%498,341 | 1,152,443 |
| 2006 | O | 39.7%450,844 | 9.6%109,198 | 1,134,697 |
| 2004 | D | 66.4%945,347 | 32.1%457,749 | 1,424,726 |
| 2000 | D | 63.2%828,902 | 34.2%448,077 | 1,311,261 |
| 1998 | D | 65.1%628,306 | 32.4%312,177 | 964,457 |
| 1994 | D | 41.1%443,793 | 31.0%334,833 | 1,079,664 |
| 1992 | D | 38.5%577,662 | 38.1%572,036 | 1,500,661 |
| 1988 | D | 49.8%688,499 | 49.0%678,454 | 1,383,516 |
| 1986 | D | 64.8%632,695 | 34.8%340,438 | 976,933 |
| 1982 | R | 46.1%499,146 | 50.4%545,987 | 1,083,508 |
| 1980 | D | 56.3%763,969 | 42.9%581,884 | 1,355,961 |
| 1976 | R | 41.2%561,018 | 57.7%785,683 | 1,361,666 |
Connecticut's 1st district centers on Hartford and its dense, majority-minority suburbs, producing presidential margins above D+20 in every cycle since 2008. Median household income runs well below the state average, shaping a persistent gap with Connecticut's wealthier districts.
Across the recorded series it reached a Democratic high of 33.3 points in 2008. Between 2020 and 2024 the district moved 5.2 points toward the Republican candidate; the 2024 margin was 22.8 points.
A population of 721,173, a 60% non-Hispanic-white share, and a median household income of $87,708 describe the district. The district's voting pattern over the last decade is most similar to that of Congressional District 1 and Congressional District 2.
The congressional 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 1st Congressional District. Akashic. https://akashic.app/cd/0901/. Accessed May 20, 2026. License: CC BY 4.0.