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Population Review

119th Congress · CO-1

Colorado's 1st Congressional District

Colorado's 1st Congressional District (CO-1) has a population of 719,744. The median household income is $91,539 and the median age is 35.1.

719,744

Population

4677

People / sq mi

$91,539

Median Income

35.1

Median Age

CO-1 covers 154 sq mi of land at 4676.7 people per square mile.

Race & Ethnicity

White62.9%
Black or African American8.8%
Asian0.1%
Hispanic or Latino (any race)2.9%

Economy & Income

$91,539

Median Household Income

$61,152

Per Capita Income

7.7%

Poverty Rate

3.4%

Unemployment

Housing

$586,700

Median Home Value

$1,770

Median Rent

48.9%

Homeownership

Education

91.4%

High School+

55.6%

Bachelor's+

Other Colorado Congressional Districts

Largest cities in Colorado

Largest counties in Colorado

State rankings

Common questions about CO-1

Frequently Asked Questions

Colorado's 1st Congressional District (CO-1) has a population of 719,744 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 1st Congressional District is $91,539, with a per capita income of $61,152.

Colorado's 1st Congressional District is 62.9% White, 8.8% Black, 0.1% Asian, and 2.9% Hispanic or Latino, per Census ACS data.

Data for Colorado's 1st 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.