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About this map

Income inequality on a 0-to-1 scale. 0 means every household earns the same; higher means income is concentrated among fewer households. The U.S. scores about 0.48. Lower is more equal.

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

U.S.
0.483
Massachusetts
0.489
Rankings
Full list

Top and bottom zip codes in Massachusetts

Zip codes with 1,000+ residents

Zip codes with the most income inequality

See all
  1. 102650North Chatham0.650
  2. 202163Boston0.642
  3. 302115Boston0.641
  4. 402539Edgartown0.638
  5. 502111Boston0.633
  6. 602116Boston0.623
  7. 702557Oak Bluffs0.616
  8. 802118Boston0.603
  9. 902633Chatham0.595
  10. 1002738Marion0.579

Zip codes with the least income inequality

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  1. 101611Cherry Valley0.287
  2. 202538East Wareham0.300
  3. 302071South Walpole0.302
  4. 401474West Townsend0.303
  5. 501005Barre0.309
  6. 602702Assonet0.313
  7. 701008Blandford0.314
  8. 801537North Oxford0.319
  9. 901827Dunstable0.323
  10. 1002648Marstons Mills0.324

Income inequality (Gini) by county in Massachusetts

  1. 1Dukes County0.553
  2. 2Suffolk County0.525
  3. 3Berkshire County0.494
  4. 4Norfolk County0.484
  5. 5Essex County0.482
  6. 6Barnstable County0.479
  7. 7Middlesex County0.475
  8. 8Nantucket County0.472
  9. 9Hampshire County0.471
  10. 10Hampden County0.470
  11. 11Plymouth County0.463
  12. 12Bristol County0.458
  13. 13Worcester County0.453
  14. 14Franklin County0.436

Questions about this map

Which zip code has the highest income inequality (gini) in Massachusetts?

Among zip codes with at least 1,000 residents, 02650 (North Chatham, MA) has the highest: 0.650.

Which zip code has the lowest income inequality (gini) in Massachusetts?

01611 (Cherry Valley, MA) has the lowest: 0.287.

What is the income inequality (gini) for the United States?

0.483; in Massachusetts it is 0.489.

Where does this data come from?

U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024). Income inequality on a 0-to-1 scale. 0 means every household earns the same; higher means income is concentrated among fewer households. The U.S. scores about 0.48. Lower is more equal.

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