US Educational Attainment and Per Gender for Ages 25 years and Above in 2021 (ACS-5Yrs)

Updated on September 2, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 225,152,317 US population aged 25 years and above, 25.05M of them (11.13%) had an education level of Less than High School Diploma; and 59.64M of them (26.49%) had an education level of High School Graduate or Equivalent.

The first chart and table below shows the population and percentages of the US population aged 25 years and above by educational attainment.

You can find the educational attainment information about the US male and female population below.

Related Topics: US ACS - 2021 Topic List.
Percentage of US 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 US Population Aged 25 years and above in 2021
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Educational Level Population Percent (%)
Less than High School Diploma 25050356 11.13
High School Graduate or Equivalent 59636386 26.49
Some College or Associates Degree 64656741 28.72
Bachelors or Higher 75808834 33.67

Male Population

Among the 109,715,423 US male population aged 25 years and above, 13.01M of them (11.86%) had an education level of Less than High School Diploma; and 30.40M of them (27.71%) had an education level of High School Graduate or Equivalent.

The chart and table below shows the population and percentages of the US male population aged 25 years and above by educational attainment.

Percentage of US 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 US Male Pop. Aged 25 years and above in 2021
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Educational Level Population Percent (%)
Less than High School Diploma 13014399 11.86
High School Graduate or Equivalent 30403580 27.71
Some College or Associates Degree 30335401 27.65
Bachelors or Higher 35962043 32.78

Female Population

Among the 115,436,894 US female population aged 25 years and above, 12.04M of them (10.43%) had an education level of Less than High School Diploma; and 29.23M of them (25.32%) had an education level of High School Graduate or Equivalent.

The chart and table below shows the population and percentages of the US female population aged 25 years and above by educational attainment.

Percentage of US 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 US Female Pop. Aged 25 years and above in 2021
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Educational Level Population Percent (%)
Less than High School Diploma 12035957 10.43
High School Graduate or Equivalent 29232806 25.32
Some College or Associates Degree 34321340 29.73
Bachelors or Higher 39846791 34.52