RANKING · 2010 CENSUS · 16 SHOWN OF 16

Least educated, Maine counties · 2010

Maine counties with the smallest share of adults 25+ holding a bachelor's degree or higher (2010 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

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPBACHELOR'S DEGREE OR HIGHERVS 2000

01Piscataquis County, MEME17,40915.0%+13%

02Somerset County, MEME51,62015.3%+30%

03Aroostook County, MEME66,60916.2%+10%

04Androscoggin County, MEME116,48718.4%+28%

05Oxford County, MEME60,34618.5%+18%

06Washington County, MEME31,33419.0%+30%

07Waldo County, MEME40,69323.1%+3%

08Penobscot County, MEME157,96723.3%+15%

09Kennebec County, MEME129,06724.1%+16%

10Franklin County, MEME30,82424.5%+17%

11York County, MEME222,43426.7%+17%

12Knox County, MEME41,11726.9%+3%

13Sagadahoc County, MEME37,97929.6%+18%

14Hancock County, MEME57,17130.1%+11%

15Lincoln County, MEME36,59531.6%+19%

16Cumberland County, MEME317,22239.5%+15%

SHOWING 1–16 OF 16

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS