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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
Connecticut
57
Rankings
Full list

Top and bottom zip codes in Connecticut

Zip codes with 1,000+ residents

Most diverse zip codes

See all
  1. 106510New Haven73.7
  2. 206511New Haven73.6
  3. 306103Hartford73.6
  4. 406810Danbury73.3
  5. 506606Bridgeport72.8
  6. 606710Waterbury72.2
  7. 706105Hartford72
  8. 806706Waterbury71.9
  9. 906110West Hartford71.7
  10. 1006705Waterbury71.6

Least diverse zip codes

See all
  1. 106282Woodstock Valley6.5
  2. 206763Morris8.1
  3. 306255North Grosvenordale9.6
  4. 406090West Granby10.2
  5. 506750Bantam10.7
  6. 606057New Hartford11
  7. 706232Andover11.1
  8. 806469Moodus11.3
  9. 906027East Hartland11.6
  10. 1006063Barkhamsted12.3

Diversity index by county in Connecticut

  1. 1Greater Bridgeport Planning Region64.3
  2. 2South Central Connecticut Planning Region60
  3. 3Western Connecticut Planning Region60
  4. 4Capitol Planning Region59.1
  5. 5Naugatuck Valley Planning Region58.7
  6. 6Southeastern Connecticut Planning Region47.3
  7. 7Lower Connecticut River Valley Planning Region36.1
  8. 8Northwest Hills Planning Region32
  9. 9Northeastern Connecticut Planning Region25

Questions about this map

Which zip code has the highest diversity index in Connecticut?

Among zip codes with at least 1,000 residents, 06510 (New Haven, CT) has the highest: 73.7.

Which zip code has the lowest diversity index in Connecticut?

06282 (Woodstock Valley, CT) has the lowest: 6.5.

What is the diversity index for the United States?

61.4; in Connecticut it is 57.

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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