RANKING · 2024 ACS · 16 SHOWN OF 16

Least educated, Maine counties

Maine counties with the smallest share of adults 25+ holding a bachelor's degree or higher (2024 ACS). This list covers the 16 counties in Maine that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDMost college graduates Most educated Most graduate degrees Fewest graduate degrees

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPBACHELOR'S DEGREE OR HIGHERVS 2000

01Somerset County, MEME51,62021.1%+79%

02Piscataquis County, MEME17,40921.6%+62%

03Androscoggin County, MEME116,48723.4%+63%

04Aroostook County, MEME66,60923.4%+60%

05Oxford County, MEME60,34624.0%+53%

06Washington County, MEME31,33424.7%+69%

07Penobscot County, MEME157,96730.1%+48%

08Kennebec County, MEME129,06731.9%+54%

09Franklin County, MEME30,82432.0%+53%

10Waldo County, MEME40,69334.4%+54%

11York County, MEME222,43436.2%+58%

12Knox County, MEME41,11739.7%+51%

13Hancock County, MEME57,17140.1%+48%

14Lincoln County, MEME36,59540.2%+51%

15Sagadahoc County, MEME37,97944.2%+77%

16Cumberland County, MEME317,22253.0%+55%

SHOWING 1–16 OF 16

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES