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Population Review

119th Congress · CO-3

Colorado's 3rd Congressional District

Colorado's 3rd Congressional District (CO-3) has a population of 726,135. The median household income is $69,034 and the median age is 41.6.

726,135

Population

15

People / sq mi

$69,034

Median Income

41.6

Median Age

CO-3 covers 49,950 sq mi of land at 14.5 people per square mile.

Race & Ethnicity

White79.1%
Black or African American1.0%
Asian0.6%
Hispanic or Latino (any race)4.4%

Economy & Income

$69,034

Median Household Income

$39,773

Per Capita Income

8.9%

Poverty Rate

2.7%

Unemployment

Housing

$339,300

Median Home Value

$1,134

Median Rent

70.9%

Homeownership

Education

91.8%

High School+

32.3%

Bachelor's+

Other Colorado Congressional Districts

Largest cities in Colorado

Largest counties in Colorado

State rankings

Common questions about CO-3

Frequently Asked Questions

Colorado's 3rd Congressional District (CO-3) has a population of 726,135 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 3rd Congressional District is $69,034, with a per capita income of $39,773.

Colorado's 3rd Congressional District is 79.1% White, 1.0% Black, 0.6% Asian, and 4.4% Hispanic or Latino, per Census ACS data.

Data for Colorado's 3rd 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.