RANKING · 2020 CENSUS · 34 SHOWN OF 34

Youngest by median age, Maine cities · 2020

Maine cities with the youngest median age (2020 ACS). This list covers the 34 cities in Maine that qualify, ranked against each other statewide. The median across all 34 is 42.9.

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SAME RANKING BYCounties States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

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 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS