Boulder, CO Metro Area Educational Attainment and Per Gender for Ages 25 years and Above in 2021 (ACS-5Yrs)

Updated on August 30, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the Boulder, CO Metro Area population aged 25 years and above was 219,430. Among this population, 9.90K of them (4.51%) had an education level of Less than High School Diploma; and 24.35K of them (11.10%) had an education level of High School Graduate or Equivalent.

The first chart and table below shows the population and percentages of the Boulder, CO Metro Area population aged 25 years and above by educational attainment.

You can find the educational attainment information about the Boulder, CO Metro Area male and female population below.

You can see similar information for other metro statistical areas (MSAs) and for the United States.

Percentage of Boulder, CO Metro Area Population 25 years and above By Educational Attainment in 2021
Less HS Dipl.
HS Grad. or Equiv.
Some Coll. or AA
Bachelors+
Educational Attainment For Boulder, CO Metro Area Population Aged 25 years and above in 2021
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Educational Level Population Percent (%)
Less than High School Diploma 9902 4.51
High School Graduate or Equivalent 24354 11.10
Some College or Associates Degree 47235 21.53
Bachelors or Higher 137939 62.86

Male Population

The Boulder, CO Metro Area male population aged 25 years and above was 109,886. Among this population, 5.07K of them (4.61%) had an education level of Less than High School Diploma; and 12.61K of them (11.48%) had an education level of High School Graduate or Equivalent.

The chart and table below shows the population and percentages of the Boulder, CO Metro Area male population aged 25 years and above by educational attainment.

Percentage of Boulder, CO Metro Area Male Population 25 years and above By Educational Attainment in 2021
Less HS Dipl.
HS Grad. or Equiv.
Some Coll. or AA
Bachelors+
Educational Attainment For Boulder, CO Metro Area Male Pop. Aged 25 years and above in 2021
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Educational Level Population Percent (%)
Less than High School Diploma 5070 4.61
High School Graduate or Equivalent 12612 11.48
Some College or Associates Degree 24408 22.21
Bachelors or Higher 67796 61.70

Female Population

The Boulder, CO Metro Area female population aged 25 years and above was 109,544. Among this population, 4.83K of them (4.41%) had an education level of Less than High School Diploma; and 11.74K of them (10.72%) had an education level of High School Graduate or Equivalent.

The chart and table below shows the population and percentages of the Boulder, CO Metro Area female population aged 25 years and above by educational attainment.

Percentage of Boulder, CO Metro Area Female Population 25 years and above By Educational Attainment in 2021
Less HS Dipl.
HS Grad. or Equiv.
Some Coll. or AA
Bachelors+
Educational Attainment For Boulder, CO Metro Area Female Pop. Aged 25 years and above in 2021
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Educational Level Population Percent (%)
Less than High School Diploma 4832 4.41
High School Graduate or Equivalent 11742 10.72
Some College or Associates Degree 22827 20.84
Bachelors or Higher 70143 64.03