Idaho 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 1,185,197 Idaho population aged 25 years and above, 104.68K of them (8.83%) had an education level of Less than High School Diploma; and 314.52K of them (26.54%) had an education level of High School Graduate or Equivalent.

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

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

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

Percentage of Idaho 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 Idaho Population Aged 25 years and above in 2021
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Educational Level Population Percent (%)
Less than High School Diploma 104683 8.83
High School Graduate or Equivalent 314521 26.54
Some College or Associates Degree 420711 35.50
Bachelors or Higher 345282 29.13

Male Population

Among the 590,472 Idaho male population aged 25 years and above, 57.18K of them (9.68%) had an education level of Less than High School Diploma; and 164.05K of them (27.78%) had an education level of High School Graduate or Equivalent.

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

Percentage of Idaho 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 Idaho Male Pop. Aged 25 years and above in 2021
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Educational Level Population Percent (%)
Less than High School Diploma 57177 9.68
High School Graduate or Equivalent 164054 27.78
Some College or Associates Degree 199101 33.72
Bachelors or Higher 170140 28.81

Female Population

Among the 594,725 Idaho female population aged 25 years and above, 47.51K of them (7.99%) had an education level of Less than High School Diploma; and 150.47K of them (25.30%) had an education level of High School Graduate or Equivalent.

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

Percentage of Idaho 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 Idaho Female Pop. Aged 25 years and above in 2021
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Educational Level Population Percent (%)
Less than High School Diploma 47506 7.99
High School Graduate or Equivalent 150467 25.30
Some College or Associates Degree 221610 37.26
Bachelors or Higher 175142 29.45