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Population Review

119th Congress · CO-4

Colorado's 4th Congressional District

Colorado's 4th Congressional District (CO-4) has a population of 741,771. The median household income is $111,866 and the median age is 39.4.

741,771

Population

23

People / sq mi

$111,866

Median Income

39.4

Median Age

CO-4 covers 32,138 sq mi of land at 23.1 people per square mile.

Race & Ethnicity

White80.8%
Black or African American1.7%
Asian0.1%
Hispanic or Latino (any race)2.1%

Economy & Income

$111,866

Median Household Income

$54,796

Per Capita Income

4.1%

Poverty Rate

2.7%

Unemployment

Housing

$569,900

Median Home Value

$1,777

Median Rent

76.3%

Homeownership

Education

95.2%

High School+

47.0%

Bachelor's+

Other Colorado Congressional Districts

Largest cities in Colorado

Largest counties in Colorado

State rankings

Common questions about CO-4

Frequently Asked Questions

Colorado's 4th Congressional District (CO-4) has a population of 741,771 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 Colorado's 4th Congressional District is $111,866, with a per capita income of $54,796.

Colorado's 4th Congressional District is 80.8% White, 1.7% Black, 0.1% Asian, and 2.1% Hispanic or Latino, per Census ACS data.

Data for Colorado'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.