RANKING · 2020 CENSUS · 16 SHOWN OF 16

Largest households, Maine counties · 2020

Maine counties ranked by average household size (2023 ACS). This list covers the 16 counties in Maine that qualify, ranked against each other statewide.

MaineAll states All rankings

SAME RANKING BYCities 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 2000

01Oxford County, MEME60,3462.55–

02York County, MEME222,4342.33–

03Cumberland County, MEME317,2222.32–

04Franklin County, MEME30,8242.32–

05Penobscot County, MEME157,9672.30–

06Piscataquis County, MEME17,4092.30–

07Somerset County, MEME51,6202.30–

08Androscoggin County, MEME116,4872.28–

09Kennebec County, MEME129,0672.25–

10Waldo County, MEME40,6932.24–

11Sagadahoc County, MEME37,9792.22–

12Hancock County, MEME57,1712.21–

13Aroostook County, MEME66,6092.20–

14Washington County, MEME31,3342.20–

15Knox County, MEME41,1172.18–

16Lincoln County, MEME36,5952.16–

SHOWING 1–16 OF 16

Download CSV (full list, 16 rows)

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