RANKING · 2024 ACS · 16 SHOWN OF 16

Most racially diverse, Maine counties

Maine counties 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 16 counties in Maine that qualify, ranked against each other statewide. The median across all 16 is 18.

Flip the list · Least racially diverse, US counties →

MaineAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

RANKPLACESTATEPOPDIVERSITY SCOREVS 1990

01Cumberland County, MEME317,22233+416%

02Androscoggin County, MEME116,48729+623%

03Washington County, MEME31,33428+137%

04York County, MEME222,43423+375%

05Penobscot County, MEME157,96721+237%

06Kennebec County, MEME129,06719+398%

07Sagadahoc County, MEME37,97919+170%

08Oxford County, MEME60,34618+693%

09Aroostook County, MEME66,60918+131%

10Hancock County, MEME57,17118+348%

11Piscataquis County, MEME17,40917+514%

12Waldo County, MEME40,69317+533%

13Franklin County, MEME30,82417+499%

14Lincoln County, MEME36,59516+397%

15Knox County, MEME41,11716+603%

16Somerset County, MEME51,62015+478%

SHOWING 1–16 OF 16

Download CSV (full list, 16 rows)How this score is calculated

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES