RANKING · 2020 CENSUS · 34 SHOWN OF 34

Youngest by median age, Maine cities · 2020

Maine cities with the youngest median age (2023 ACS). This list covers the 34 cities in Maine that qualify, ranked against each other statewide.

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SAME RANKING BYCounties 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

01Orono, MEME11,15121.4−3%

02Gorham, MEME7,59335.1+27%

03Old, MEME7,58935.4+5%

04Portland, MEME69,91137.6+5%

05Lewiston, MEME38,86637.9+1%

06Waterville, MEME17,57938.0+7%

07Biddeford, MEME22,39938.2+5%

08Kittery, MEME5,11038.4+9%

09Westbrook, MEME21,56539.4+4%

10Bangor, MEME32,51839.8+10%

11South Portland, MEME27,00740.6+7%

12Gardiner, MEME6,20641.3+8%

13Sanford, MEME22,66341.3+14%

14Auburn, MEME25,44141.8+9%

15Brewer, MEME9,63642.7+9%

16Brunswick, MEME17,65242.8+18%

17Saco, MEME21,15942.9+15%

18North Windham, MEME5,41742.9+18%

19Hampden, MEME5,16143.1+11%

20Bath, MEME8,83543.3+17%

21Yarmouth, MEME6,28943.8+9%

22Skowhegan, MEME6,66244.0+12%

23Augusta, MEME19,15544.1+9%

24Ellsworth, MEME8,86244.4+10%

25Presque Isle, MEME8,69444.7+20%

26Winslow, MEME5,87344.7+10%

27Houlton, MEME5,08245.0+10%

28Rockland, MEME7,14247.9+17%

29Caribou, MEME7,32148.4+19%

30Topsham, MEME7,27149.1+36%

31Oak Hill, MEME5,63149.4–

32Belfast, MEME6,98852.1+20%

33Old Orchard Beach, MEME9,24454.9+37%

34Kennebunk, MEME6,22155.4+25%

SHOWING 1–34 OF 34

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