RANKING · 2020 CENSUS · 34 SHOWN OF 34

Largest households, Maine cities · 2020

Maine cities ranked by average household size (2020 ACS). This list covers the 34 cities in Maine that qualify, ranked against each other statewide.

MaineAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros ZIP codes

RELATEDMost expensive homes Cheapest homes Highest median rent Lowest median rent Highest homeownership rate Highest renter share

YEAR2010 2020 2024

RANKPLACESTATEPOPAVERAGE HOUSEHOLD SIZEVS 2010

01Hampden, MEME5,1612.64+5%

02North Windham, MEME5,4172.63+7%

03Yarmouth, MEME6,2892.54+6%

04Gardiner, MEME6,2062.37+1%

05Sanford, MEME22,6632.37+3%

06Old, MEME7,5892.31+2%

07Saco, MEME21,1592.31−4%

08Orono, MEME11,1512.29+4%

09Gorham, MEME7,5932.29−10%

10Brewer, MEME9,6362.28+1%

11Houlton, MEME5,0822.27+5%

12Topsham, MEME7,2712.26−7%

13Oak Hill, MEME5,6312.25–

14Westbrook, MEME21,5652.25−0%

15Ellsworth, MEME8,8622.22−6%

16South Portland, MEME27,0072.22−0%

17Auburn, MEME25,4412.22+2%

18Winslow, MEME5,8732.21−11%

19Brunswick, MEME17,6522.19+8%

20Skowhegan, MEME6,6622.16+5%

21Biddeford, MEME22,3992.15−7%

22Lewiston, MEME38,8662.14−4%

23Bangor, MEME32,5182.12−0%

24Bath, MEME8,8352.12−4%

25Portland, MEME69,9112.10+1%

26Kennebunk, MEME6,2212.08+2%

27Belfast, MEME6,9882.04−5%

28Waterville, MEME17,5792.04−5%

29Presque Isle, MEME8,6942.03−9%

30Caribou, MEME7,3212.02−14%

31Kittery, MEME5,1101.96−11%

32Rockland, MEME7,1421.93−9%

33Augusta, MEME19,1551.92−6%

34Old Orchard Beach, MEME9,2441.72−13%

SHOWING 1–34 OF 34

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