Demographics in Boulder, CO

Population, age, race, ethnicity, and household statistics — 2023 ACS Data

Where is Boulder?

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Population

Source: U.S. Census Bureau ACS (2023)

Total Population

106,274

Male

55,022

51.8%

Female

51,252

48.2%

Median Age

28.8

Age Distribution

Source: U.S. Census Bureau ACS (2023)

Race & Ethnicity

Source: U.S. Census Bureau ACS (2023)

White

81.8%

Black

1.1%

Hispanic

11.2%

Asian

5.8%

Two or More

9.2%

Other

1.8%

Education & Household

Source: U.S. Census Bureau ACS (2023)

Bachelor's or Higher

44.0%

High School or Higher

47.6%

Foreign Born

10.2%

Veterans

2.4%

Married

28.1%

Avg Household Size

2.2

Marital Status by Age

Source: U.S. Census Bureau ACS (2023)

Boulder, CO has a population of 106,274 with a median age of 28.8. The racial makeup is 81.8% White, 11.2% Hispanic, 1.1% Black, 5.8% Asian. About 44.0% of residents hold a bachelor's degree or higher. The foreign-born population is 10.2%.