Ranking of Hawaii Counties By Population Aged 25 years and above with an Educational attainment of High School Graduate or Equivalent in 2021 (ACS-5Yrs)
Updated on September 3, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, the population of Hawaii (aged 25 years and above) who had an educational attainment of High School Graduate or Equivalent was 273,929. Among all Hawaii counties, Honolulu County had the highest population (aged 25 years and above) with an educational attainment of High School Graduate or Equivalent (180,820), followed by Hawaii County (42,111), and Maui County (35,482).
The chart below shows the top 5 Hawaii counties, and the table below shows the ranking of all Hawaii counties.
You can see similar information for other educational attainments.
You can also see similar information for other states and for the United States.
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Related Topics: Hawaii ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates.
Ranking of Hawaii Counties By Population (Aged 25yrs+) with an Educational Attainment of High School Graduate or Equivalent in 2021
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| Rank | County | Number of People |
|---|---|---|
| 1 | Honolulu County | 180820 |
| 2 | Hawaii County | 42111 |
| 3 | Maui County | 35482 |
| 4 | Kauai County | 15503 |
| 5 | Kalawao County | 13 |