RANKING · 2000 CENSUS · 16 SHOWN OF 16

Youngest by median age, Maine counties · 2000

Maine counties with the youngest median age (2023 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

RELATEDOldest by median age Most foreign-born residents Highest uninsured rate Most women Most men Highest disability rate

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01Androscoggin County, MEME116,48737.2+0%

02Penobscot County, MEME157,96737.2+0%

03Cumberland County, MEME317,22237.6+0%

04Sagadahoc County, MEME37,97938.0+0%

05Franklin County, MEME30,82438.2+0%

06York County, MEME222,43438.5+0%

07Kennebec County, MEME129,06738.7+0%

08Somerset County, MEME51,62038.9+0%

09Waldo County, MEME40,69339.3+0%

10Oxford County, MEME60,34640.2+0%

11Washington County, MEME31,33440.5+0%

12Aroostook County, MEME66,60940.7+0%

13Hancock County, MEME57,17140.7+0%

14Knox County, MEME41,11741.4+0%

15Piscataquis County, MEME17,40942.1+0%

16Lincoln County, MEME36,59542.6+0%

SHOWING 1–16 OF 16

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES