RANKING · 2024 ACS · 34 SHOWN OF 34

Most racially diverse, Maine cities

Maine cities ranked by the CensusEasy Diversity Score (0 to 100), the chance two random residents are of a different race or ethnicity (2024 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

01Portland, MEME69,91148–

02Lewiston, MEME38,86648–

03South Portland, MEME27,00746–

04Westbrook, MEME21,56542–

05Saco, MEME21,15936–

06Hampden, MEME5,16133–

07Kittery, MEME5,11033–

08Gorham, MEME7,59331–

09Orono, MEME11,15131–

10North Windham, MEME5,41730–

11Waterville, MEME17,57929–

12Bangor, MEME32,51828–

13Augusta, MEME19,15528–

14Old Orchard Beach, MEME9,24428–

15Gardiner, MEME6,20628–

16Sanford, MEME22,66327–

17Brunswick, MEME17,65226–

18Auburn, MEME25,44125–

19Old, MEME7,58925–

20Belfast, MEME6,98823–

21Presque Isle, MEME8,69423–

22Kennebunk, MEME6,22121–

23Ellsworth, MEME8,86221–

24Brewer, MEME9,63621–

25Biddeford, MEME22,39920–

26Caribou, MEME7,32120–

27Winslow, MEME5,87319–

28Bath, MEME8,83518–

29Yarmouth, MEME6,28915–

30Rockland, MEME7,14215–

31Houlton, MEME5,08214–

32Oak Hill, MEME5,63113–

33Topsham, MEME7,27112–

34Skowhegan, MEME6,6629–

SHOWING 1–34 OF 34

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES