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About this map

The chance that two residents picked at random belong to different racial or ethnic groups. 0 means everyone is in the same group; 50+ is very mixed. The U.S. overall scores about 61.

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

U.S.
61.4
New Jersey
66.4
Rankings
Full list

Top and bottom zip codes in New Jersey

Zip codes with 1,000+ residents

Most diverse zip codes

See all
  1. 108902North Brunswick76.4
  2. 207721Cliffwood76.4
  3. 308873Somerset76.2
  4. 407001Avenel75.9
  5. 507631Englewood75.7
  6. 608401Atlantic City75.4
  7. 707304Jersey City75.3
  8. 808854Piscataway75.1
  9. 907008Carteret74.6
  10. 1007083Union74.4

Least diverse zip codes

See all
  1. 108243Sea Isle City6.9
  2. 207739Little Silver7.6
  3. 307717Avon By The Sea9
  4. 408202Avalon10.2
  5. 508319Estell Manor11.7
  6. 608230Ocean View12.5
  7. 708732Island Heights12.6
  8. 807704Fair Haven13.3
  9. 908758Waretown13.6
  10. 1008752Seaside Park14.2

Diversity index by county in New Jersey

  1. 1Essex County73.1
  2. 2Middlesex County72.9
  3. 3Hudson County71.9
  4. 4Mercer County71.6
  5. 5Union County71
  6. 6Somerset County67.8
  7. 7Cumberland County67.6
  8. 8Bergen County65.3
  9. 9Camden County65
  10. 10Passaic County64.7
  11. 11Atlantic County64.3
  12. 12Burlington County56.9
  13. 13Morris County52.8
  14. 14Salem County47.6
  15. 15Monmouth County46.5
  16. 16Gloucester County42.9
  17. 17Warren County42.1
  18. 18Hunterdon County34.8
  19. 19Sussex County34.8
  20. 20Ocean County32.8
  21. 21Cape May County28.6

Questions about this map

Which zip code has the highest diversity index in New Jersey?

Among zip codes with at least 1,000 residents, 08902 (North Brunswick, NJ) has the highest: 76.4.

Which zip code has the lowest diversity index in New Jersey?

08243 (Sea Isle City, NJ) has the lowest: 6.9.

What is the diversity index for the United States?

61.4; in New Jersey it is 66.4.

Where does this data come from?

U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024). The chance that two residents picked at random belong to different racial or ethnic groups. 0 means everyone is in the same group; 50+ is very mixed. The U.S. overall scores about 61.

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