Overview
- District ID
- ct-hd-104
- State
- Connecticut
- Chamber
- Lower chamber
- District Code
- 104
- Land Area
- 6.94 sq mi
- Water Area
- 0.32 sq mi
Boundary
Boundary as GeoJSON
Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.
Places
| Place | Overlap | Share of district land | Share of place land |
|---|
| Ansonia city | 6.02 sq mi | 86.8% | 100.0% |
| Derby city | 0.92 sq mi | 13.2% | 18.1% |
Showing all 2 places
Overlapping Congressional Districts
| Congressional district | Population in both | Share of this district's population | Share of the congressional district's population | Share of this district's land |
|---|
| CT District 3 | 24,073 | 100.0% | 3.3% | 100.0% |
Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).
Voters
- Registered Voters
- 15,196
- Active Voters
- 14,445 (95.1%)
Party Registration
| Party | Voters | Share |
|---|
| Democratic | 5,046 | 33.2% |
| Republican | 2,766 | 18.2% |
| Unaffiliated | 7,155 | 47.1% |
| Other parties | 229 | 1.5% |
| No party recorded | 0 | 0.0% |
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2023–2024 | 9,793 (64.4%) | 0 (0.0%) | 0 (0.0%) |
| 2021–2022 | 6,694 (44.1%) | 0 (0.0%) | 0 (0.0%) |
| 2019–2020 | 9,518 (62.6%) | 0 (0.0%) | 0 (0.0%) |
| 2017–2018 | 6,698 (44.1%) | 0 (0.0%) | 0 (0.0%) |
| 2015–2016 | 7,642 (50.3%) | 0 (0.0%) | 0 (0.0%) |
| 2013–2014 | 4,886 (32.2%) | 0 (0.0%) | 0 (0.0%) |
| 2011–2012 | 5,733 (37.7%) | 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 Population
- 24,360 (± 555)
- Median Age
- 41.2
- Median Household Income
- $76,250 (± $11,043)
- High School Graduate or Higher (age 25+)
- 87.7%
- Bachelor's Degree or Higher (age 25+)
- 24.8%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 4,279 | 17.6% |
| 18 to 64 | 15,567 | 63.9% |
| 65 and over | 4,514 | 18.5% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 6,874 | 28.2% |
| White, not Hispanic | 12,531 | 51.4% |
| Black, not Hispanic | 3,589 | 14.7% |
| Asian, not Hispanic | 393 | 1.6% |
| American Indian / Alaska Native, not Hispanic | 12 | 0.0% |
| Native Hawaiian / Pacific Islander, not Hispanic | 0 | 0.0% |
| Some other race, not Hispanic | 57 | 0.2% |
| Two or more races, not Hispanic | 904 | 3.7% |
Source: U.S. Census Bureau, American Community Survey 2020-2024 ACS 5-year estimates (tables B01001, B01002, B01003, B03002, B15003, B19013) for this state legislative district. Estimates are survey-based; ± figures are 90% margins of error.
Citizen Voting Age Population
- Total Citizen Population
- 22,563
- Citizen Voting Age Population (CVAP)
- 18,384
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 17,044 | 75.5% |
| Hispanic | 5,522 | 24.5% |
| White | 12,622 | 55.9% |
| Black | 3,535 | 15.7% |
| Asian | 293 | 1.3% |
| American Indian / Alaska Native | 10 | 0.0% |
| Native Hawaiian / Pacific Islander | 0 | 0.0% |
| Two or More Races | 57 | 0.3% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 14,508 | 78.9% |
| Hispanic | 3,872 | 21.1% |
| White | 11,053 | 60.1% |
| Black | 3,163 | 17.2% |
| Asian | 252 | 1.4% |
| American Indian / Alaska Native | 58 | 0.3% |
| Native Hawaiian / Pacific Islander | 2 | 0.0% |
| Two or More Races | 0 | 0.0% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
