119th Congress · CT-4
Connecticut's 4th Congressional District
Connecticut's 4th Congressional District (CT-4) has a population of 722,755. The median household income is $115,865 and the median age is 40.4.
722,755
Population
1625
People / sq mi
$115,865
Median Income
40.4
Median Age
CT-4 covers 445 sq mi of land at 1624.7 people per square mile.
Race & Ethnicity
| White | 61.7% |
| Black or African American | 11.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.0% |
Economy & Income
$115,865
Median Household Income
$75,214
Per Capita Income
6.9%
Poverty Rate
4.1%
Unemployment
Housing
$635,200
Median Home Value
$1,853
Median Rent
64.1%
Homeownership
Education
90.4%
High School+
53.6%
Bachelor's+
Other Connecticut Congressional Districts
Largest cities in Connecticut
Largest counties in Connecticut
State rankings
Frequently Asked Questions
Connecticut's 4th Congressional District (CT-4) has a population of 722,755 according to the latest Census ACS 5-Year estimates. Each US Congressional District is drawn to be roughly equal in population (~760K people).
The median household income in Connecticut's 4th Congressional District is $115,865, with a per capita income of $75,214.
Connecticut's 4th Congressional District is 61.7% White, 11.6% Black, 0.0% Asian, and 1.0% Hispanic or Latino, per Census ACS data.
More from Connecticut
Data for Connecticut's 4th Congressional District (119th Congress) from the American Community Survey 5-Year estimates. Land area from the Census Gazetteer files. Congressional districts are redrawn after each decennial Census; the 119th Congress (current) uses post-2020 boundaries.
Educational attainment is the headline number in Connecticut's 4th Congressional District: 53.6% of adults 25 and older have a four-year degree. With 722,755 residents, Connecticut's 4th Congressional District is a congressional district in Connecticut.
Households here are among the highest-earning of all US congressional districts: median income is $115,865, above the US median of $78,538. About 6.9% of residents live below the federal poverty level, below the national 12.4%. Home values run above average at $635,200, with typical rent around $1,853.
Connecticut's 4th Congressional District is among the best-educated US congressional districts: 53.6% of adults 25 and older hold a bachelor’s degree, above the national 35.0%.
The education numbers are the throughline: a college-heavy population in Connecticut's 4th Congressional District usually coincides with higher incomes and a workforce concentrated in professional and information industries.
Source: U.S. Census Bureau ACS, 2026.