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

Updated on August 19, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 690,618 Delaware population aged 25 years and above, 61.79K of them (8.95%) had an education level of Less than High School Diploma; and 209.93K of them (30.40%) had an education level of High School Graduate or Equivalent.

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

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

You can see similar information for other states and for the United States.

Percentage of Delaware 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 Delaware Population Aged 25 years and above in 2021
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Educational Level Population Percent (%)
Less than High School Diploma 61788 8.95
High School Graduate or Equivalent 209928 30.40
Some College or Associates Degree 186528 27.01
Bachelors or Higher 232374 33.65

Male Population

Among the 329,528 Delaware male population aged 25 years and above, 34.24K of them (10.39%) had an education level of Less than High School Diploma; and 105.65K of them (32.06%) had an education level of High School Graduate or Equivalent.

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

Percentage of Delaware 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 Delaware Male Pop. Aged 25 years and above in 2021
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Educational Level Population Percent (%)
Less than High School Diploma 34241 10.39
High School Graduate or Equivalent 105652 32.06
Some College or Associates Degree 83640 25.38
Bachelors or Higher 105995 32.17

Female Population

Among the 361,090 Delaware female population aged 25 years and above, 27.55K of them (7.63%) had an education level of Less than High School Diploma; and 104.28K of them (28.88%) had an education level of High School Graduate or Equivalent.

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

Percentage of Delaware 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 Delaware Female Pop. Aged 25 years and above in 2021
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Educational Level Population Percent (%)
Less than High School Diploma 27547 7.63
High School Graduate or Equivalent 104276 28.88
Some College or Associates Degree 102888 28.49
Bachelors or Higher 126379 35.00