Duncan, OK Micro 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 Duncan, OK Micro Area population aged 25 years and above was 29,706. Among this population, 3.60K of them (12.13%) had an education level of Less than High School Diploma; and 12.61K of them (42.45%) had an education level of High School Graduate or Equivalent.

The first chart and table below shows the population and percentages of the Duncan, OK Micro Area population aged 25 years and above by educational attainment.

You can find the educational attainment information about the Duncan, OK Micro Area male and female population below.

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

Percentage of Duncan, OK Micro 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 Duncan, OK Micro Area Population Aged 25 years and above in 2021
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Educational Level Population Percent (%)
Less than High School Diploma 3603 12.13
High School Graduate or Equivalent 12610 42.45
Some College or Associates Degree 8112 27.31
Bachelors or Higher 5381 18.11

Male Population

The Duncan, OK Micro Area male population aged 25 years and above was 14,282. Among this population, 1.69K of them (11.83%) had an education level of Less than High School Diploma; and 6.43K of them (45.01%) had an education level of High School Graduate or Equivalent.

The chart and table below shows the population and percentages of the Duncan, OK Micro Area male population aged 25 years and above by educational attainment.

Percentage of Duncan, OK Micro 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 Duncan, OK Micro Area Male Pop. Aged 25 years and above in 2021
Items per page:
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Educational Level Population Percent (%)
Less than High School Diploma 1690 11.83
High School Graduate or Equivalent 6428 45.01
Some College or Associates Degree 3647 25.54
Bachelors or Higher 2517 17.62

Female Population

The Duncan, OK Micro Area female population aged 25 years and above was 15,424. Among this population, 1.91K of them (12.40%) had an education level of Less than High School Diploma; and 6.18K of them (40.08%) had an education level of High School Graduate or Equivalent.

The chart and table below shows the population and percentages of the Duncan, OK Micro Area female population aged 25 years and above by educational attainment.

Percentage of Duncan, OK Micro 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 Duncan, OK Micro Area Female Pop. Aged 25 years and above in 2021
Items per page:
0 of 0
Educational Level Population Percent (%)
Less than High School Diploma 1913 12.40
High School Graduate or Equivalent 6182 40.08
Some College or Associates Degree 4465 28.95
Bachelors or Higher 2864 18.57