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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
Tennessee
0.476
Rankings
Full list

Top and bottom zip codes in Tennessee

Zip codes with 1,000+ residents

Zip codes with the most income inequality

See all
  1. 137902Knoxville0.673
  2. 237050Cumberland City0.644
  3. 337301Altamont0.632
  4. 437402Chattanooga0.623
  5. 537150Red Boiling Springs0.618
  6. 638476Primm Springs0.609
  7. 737203Nashville0.582
  8. 838111Memphis0.582
  9. 937212Nashville0.577
  10. 1037405Chattanooga0.575

Zip codes with the least income inequality

See all
  1. 138565Grimsley0.227
  2. 238461Hampshire0.263
  3. 337057Dixon Springs0.275
  4. 437313Coalmont0.302
  5. 537829Oakdale0.303
  6. 638355Medina0.304
  7. 738370Saltillo0.305
  8. 837191Woodlawn0.316
  9. 938545Bloomington Springs0.324
  10. 1037032Cedar Hill0.326

Income inequality (Gini) by county in Tennessee

  1. 1Lake County0.542
  2. 2Dyer County0.529
  3. 3Hancock County0.523
  4. 4Shelby County0.513
  5. 5Lewis County0.502
  6. 6Overton County0.496
  7. 7Davidson County0.493
  8. 8Polk County0.490
  9. 9Hamilton County0.485
  10. 10Jackson County0.482
  11. 11Knox County0.480
  12. 12Hardin County0.478
  13. 13Grainger County0.476
  14. 14Obion County0.475
  15. 15Washington County0.472
  16. 16Lauderdale County0.471
  17. 17Rhea County0.470
  18. 18Greene County0.469
  19. 19Claiborne County0.469
  20. 20Madison County0.469
  21. 21Morgan County0.468
  22. 22Sullivan County0.467
  23. 23Wayne County0.467
  24. 24Giles County0.467
  25. 25Sequatchie County0.466
  26. 26Hamblen County0.466
  27. 27Haywood County0.464
  28. 28Henry County0.463
  29. 29Meigs County0.463
  30. 30Putnam County0.461
  31. 31Decatur County0.461
  32. 32Scott County0.461
  33. 33Pickett County0.461
  34. 34Cocke County0.460
  35. 35Lincoln County0.459
  36. 36Warren County0.458
  37. 37Roane County0.456
  38. 38Chester County0.455
  39. 39Jefferson County0.455
  40. 40Marshall County0.454
  41. 41Carter County0.453
  42. 42Sevier County0.453
  43. 43Anderson County0.453
  44. 44Lawrence County0.451
  45. 45Williamson County0.451
  46. 46Campbell County0.449
  47. 47McMinn County0.447
  48. 48DeKalb County0.445
  49. 49Unicoi County0.445
  50. 50Henderson County0.444
  51. 51Marion County0.444
  52. 52Johnson County0.443
  53. 53Crockett County0.443
  54. 54Bradley County0.442
  55. 55Cannon County0.442
  56. 56Fayette County0.442
  57. 57Weakley County0.440
  58. 58Macon County0.438
  59. 59Monroe County0.438
  60. 60Wilson County0.437
  61. 61McNairy County0.437
  62. 62Clay County0.437
  63. 63Grundy County0.437
  64. 64Carroll County0.436
  65. 65Hardeman County0.436
  66. 66Bledsoe County0.436
  67. 67Stewart County0.435
  68. 68Loudon County0.435
  69. 69Gibson County0.434
  70. 70Sumner County0.433
  71. 71Franklin County0.433
  72. 72Blount County0.432
  73. 73Hawkins County0.432
  74. 74White County0.432
  75. 75Cumberland County0.431
  76. 76Hickman County0.429
  77. 77Dickson County0.428
  78. 78Tipton County0.427
  79. 79Benton County0.427
  80. 80Union County0.425
  81. 81Coffee County0.424
  82. 82Bedford County0.424
  83. 83Maury County0.423
  84. 84Humphreys County0.423
  85. 85Van Buren County0.420
  86. 86Smith County0.420
  87. 87Fentress County0.419
  88. 88Robertson County0.414
  89. 89Cheatham County0.413
  90. 90Perry County0.413
  91. 91Moore County0.410
  92. 92Rutherford County0.402
  93. 93Montgomery County0.401
  94. 94Trousdale County0.386
  95. 95Houston County0.379

Questions about this map

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

Among zip codes with at least 1,000 residents, 37902 (Knoxville, TN) has the highest: 0.673.

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

38565 (Grimsley, TN) has the lowest: 0.227.

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

0.483; in Tennessee it is 0.476.

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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