Connecticut Congressional District 01

Congressional District Profile

Overview

District ID
CT-01
State
Connecticut
District Number
01
Total Candidates
71
Election Cycles
2026, 2024, 2022, 2020, 2018, 2016, 2014, 2012, 2010, 2008, 2006, 2004, 2002, 2000, 1998, 1996, 1994, 1992, 1990, 1988, 1986, 1984, 1982, 1980

View office details for U.S. Representative - Connecticut District 01

Voters

Registered Voters
503,553
Active Voters
468,245 (93.0%)

Party Registration

PartyVotersShare
Democratic198,38039.4%
Republican90,48918.0%
Unaffiliated207,46941.2%
Other parties7,2151.4%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–2026196 (0.0%)0 (0.0%)0 (0.0%)
2023–2024339,697 (67.5%)0 (0.0%)0 (0.0%)
2021–2022249,389 (49.5%)0 (0.0%)0 (0.0%)
2019–2020338,437 (67.2%)0 (0.0%)0 (0.0%)
2017–2018250,856 (49.8%)0 (0.0%)0 (0.0%)
2015–2016274,320 (54.5%)0 (0.0%)0 (0.0%)
2013–2014179,265 (35.6%)0 (0.0%)0 (0.0%)
2011–2012219,374 (43.6%)0 (0.0%)0 (0.0%)

Turnout counts today's registered voters with a counted ballot in the cycle's elections (the odd and even year), as a share of today's registered voters. Voters who have since left the rolls are not counted.

Browse the voter list for this district (premium access; sign-in required)

Source: Civitech voter file snapshot as of 11/04/2025. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Citizen Population
672,921
Citizen Voting Age Population (CVAP)
534,442

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic549,80781.7%
Hispanic123,11618.3%
White406,89260.5%
Black96,48414.3%
Asian27,1154.0%
American Indian / Alaska Native2560.0%
Native Hawaiian / Pacific Islander1610.0%
Two or More Races2,1100.3%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic450,34084.3%
Hispanic84,10115.7%
White344,18864.4%
Black80,06515.0%
Asian22,4974.2%
American Indian / Alaska Native3,0410.6%
Native Hawaiian / Pacific Islander1550.0%
Two or More Races1,6450.3%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation.

Candidates