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About this map

Everyone who lives in the zip code, from the Census Bureau's American Community Survey (5-year average).

Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024).

U.S.
334,922,499
Maine
1,387,817
Rankings
Full list

Top and bottom zip codes in Maine

Zip codes with 1,000+ residents

Most populated zip codes

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  1. 104401Bangor44,854
  2. 204240Lewiston38,324
  3. 304103Portland32,024
  4. 404901Waterville27,870
  5. 504106South Portland27,019
  6. 604330Augusta26,690
  7. 704005Biddeford24,772
  8. 804210Auburn24,602
  9. 904074Scarborough23,076
  10. 1004011Brunswick22,336

Least populated zip codes

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  1. 104951Monroe1,001
  2. 204548Georgetown1,012
  3. 304655Machiasport1,016
  4. 404606Addison1,045
  5. 504622Cherryfield1,050
  6. 604022Denmark1,054
  7. 704660Mount Desert1,072
  8. 804435Exeter1,093
  9. 904438Frankfort1,098
  10. 1004284Wayne1,101

Population by county in Maine

  1. 1Cumberland County308,827
  2. 2York County216,731
  3. 3Penobscot County154,710
  4. 4Kennebec County126,808
  5. 5Androscoggin County113,423
  6. 6Aroostook County67,058
  7. 7Oxford County59,255
  8. 8Hancock County56,460
  9. 9Somerset County50,959
  10. 10Knox County41,003
  11. 11Waldo County40,192
  12. 12Sagadahoc County37,285
  13. 13Lincoln County36,099
  14. 14Washington County31,331
  15. 15Franklin County30,413
  16. 16Piscataquis County17,263

Questions about this map

Which zip code has the highest population in Maine?

Among zip codes with at least 1,000 residents, 04401 (Bangor, ME) has the highest: 44,854.

Which zip code has the lowest population in Maine?

04951 (Monroe, ME) has the lowest: 1,001.

What is the population for the United States?

334,922,499; in Maine it is 1,387,817.

Where does this data come from?

U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024). Everyone who lives in the zip code, from the Census Bureau's American Community Survey (5-year average).

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