# Counties in Maine by high school graduate or higher, population 25 and over, 2024

All 16 values come from U.S. Census Bureau for 2024, so the places are comparable.

- Indicator id: `high_school_graduate_share`
- Unit: %
- Definition: People aged 25 and over who hold a regular high school diploma, a GED or alternative credential, or any higher level of education, as a percentage of all people aged 25 and over. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.
- Source: U.S. Census Bureau, American Community Survey 5-year estimates, table B15003: population 25 years and over with a high school diploma, GED or higher as a percentage of the population 25 years and over, calculated with stored inputs (https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b15003.dat)
- Retrieved: 2026-10-12
- Citation: U.S. Census Bureau. American Community Survey 5-year estimates, table B15003: population 25 years and over with a high school diploma, GED or higher as a percentage of the population 25 years and over, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b15003.dat. Retrieved 2026-10-12.
- Web page: https://invokely.ai/rankings/high-school-graduate-or-higher/maine-counties

| Rank | Place | % |
|---:|---|---:|
| 1 | Cumberland County | 96.8 |
| 2 | Sagadahoc County | 95.7 |
| 3 | Hancock County | 95.6 |
| 4 | York County | 95.4 |
| 5 | Lincoln County | 95 |
| 6 | Kennebec County | 94.9 |
| 7 | Knox County | 94.8 |
| 8 | Penobscot County | 94.8 |
| 9 | Franklin County | 94.1 |
| 10 | Waldo County | 93.6 |
| 11 | Somerset County | 93.2 |
| 12 | Androscoggin County | 93.1 |
| 13 | Oxford County | 92.6 |
| 14 | Piscataquis County | 91.4 |
| 15 | Aroostook County | 91.1 |
| 15 | Washington County | 91.1 |