RANKING · 2020 CENSUS · 34 SHOWN OF 34

Most racially diverse, Maine cities · 2020

Maine cities ranked by the CensusEasy Diversity Score (0 to 100), the chance two random residents are of a different race or ethnicity (2020 ACS). This list covers the 34 cities in Maine that qualify, ranked against each other statewide.

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MaineAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros ZIP codes

YEAR2010 2020 2024

RANKPLACESTATEPOPDIVERSITY SCOREVS 2010

01Lewiston, MEME38,86649–

02Portland, MEME69,91145–

03Westbrook, MEME21,56538–

04South Portland, MEME27,00734–

05Auburn, MEME25,44131–

06Kittery, MEME5,11030–

07Old Orchard Beach, MEME9,24428–

08Orono, MEME11,15128–

09Oak Hill, MEME5,63128–

10Brunswick, MEME17,65227–

11Bangor, MEME32,51826–

12Old, MEME7,58926–

13Biddeford, MEME22,39925–

14Saco, MEME21,15924–

15Waterville, MEME17,57923–

16Augusta, MEME19,15523–

17Gorham, MEME7,59322–

18Presque Isle, MEME8,69421–

19Belfast, MEME6,98819–

20North Windham, MEME5,41719–

21Ellsworth, MEME8,86218–

22Yarmouth, MEME6,28918–

23Sanford, MEME22,66317–

24Rockland, MEME7,14217–

25Bath, MEME8,83517–

26Brewer, MEME9,63617–

27Houlton, MEME5,08215–

28Topsham, MEME7,27113–

29Skowhegan, MEME6,66213–

30Gardiner, MEME6,20613–

31Winslow, MEME5,87313–

32Caribou, MEME7,32111–

33Kennebunk, MEME6,22111–

34Hampden, MEME5,16110–

SHOWING 1–34 OF 34

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UPDATED 2026-06-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS