RANKING · 1990 CENSUS · 33 SHOWN OF 33

Most racially diverse, Maine cities · 1990

Maine cities ranked by the CensusEasy Diversity Score (0 to 100), the chance two random residents are of a different race or ethnicity (2023 ACS). This list covers the 33 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

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPDIVERSITY SCOREVS 2000

01Kittery, MEME5,11019+34%

02Orono, MEME11,15113−2%

03Old, MEME7,58912+55%

04Brunswick, MEME17,65212+14%

05Topsham, MEME7,27111−5%

06Bath, MEME8,83510+9%

07Portland, MEME69,91110−41%

08Houlton, MEME5,0829+168%

09Bangor, MEME32,5189+17%

10Caribou, MEME7,3217+77%

11Yarmouth, MEME6,2897+128%

12Old Orchard Beach, MEME9,2447+39%

13Gorham, MEME7,5937+15%

14Westbrook, MEME21,5657+9%

15Presque Isle, MEME8,6947+49%

16Sanford, MEME22,6636−31%

17Augusta, MEME19,1556−4%

18Auburn, MEME25,4416+23%

19Waterville, MEME17,5796−20%

20South Portland, MEME27,0076−32%

21Kennebunk, MEME6,2215+125%

22Winslow, MEME5,8735+58%

23Lewiston, MEME38,8664−43%

24Belfast, MEME6,9884+36%

25Ellsworth, MEME8,8624+28%

26Brewer, MEME9,6363−13%

27Gardiner, MEME6,2063−15%

28Biddeford, MEME22,3993−47%

29Saco, MEME21,1593−18%

30North Windham, MEME5,4173+1%

31Skowhegan, MEME6,6623−25%

32Rockland, MEME7,1421−81%

33Hampden, MEME5,1610−100%

SHOWING 1–33 OF 33

Download CSV (full list, 33 rows)How this score is calculated

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