Ranking of Maine Counties By Population Aged 25 years and above with an Educational attainment of Bachelors or Higher in 2021 (ACS-5Yrs)

Updated on September 3, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the population of Maine (aged 25 years and above) who had an educational attainment of Bachelors or Higher was 334,450. Among all Maine counties, Cumberland County had the highest population (aged 25 years and above) with an educational attainment of Bachelors or Higher (109,227), followed by York County (51,139), and Penobscot County (32,587).

The chart below shows the top 10 Maine counties, and the table below shows the ranking of all Maine counties.

You can see similar information for other educational attainments.

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

Ranking of Maine Counties By Population (Aged 25yrs+) with an Educational Attainment of Bachelors or Higher in 2021
Cumberland County
York County
Penobscot County
Kennebec County
Androscoggin County
Hancock County
Knox County
Sagadahoc County
Aroostook County
Lincoln County
Ranking of Maine Counties By Population (Aged 25yrs+) with an Educational Attainment of Bachelors or Higher in 2021
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Rank County Number of People
1 Cumberland County 109227
2 York County 51139
3 Penobscot County 32587
4 Kennebec County 26468
5 Androscoggin County 17607
6 Hancock County 15046
7 Knox County 11188
8 Sagadahoc County 10522
9 Aroostook County 10133
10 Lincoln County 10109
11 Waldo County 9681
12 Oxford County 9176
13 Somerset County 7461
14 Franklin County 6018
15 Washington County 5469
16 Piscataquis County 2619