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About this map

Residents per square mile of land (water excluded). Under 50 is rural, a few hundred is small-town, 2,500+ is urban, and 10,000+ is big-city dense.

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

U.S.
95/sq mi
South Dakota
12/sq mi
Rankings
Full list

Top and bottom zip codes in South Dakota

Zip codes with 1,000+ residents

Most densely populated zip codes

See all
  1. 157007Brookings7,160/sq mi
  2. 257103Sioux Falls3,759/sq mi
  3. 357105Sioux Falls3,097/sq mi
  4. 457106Sioux Falls1,715/sq mi
  5. 557108Sioux Falls1,117/sq mi
  6. 657110Sioux Falls1,116/sq mi
  7. 757104Sioux Falls887/sq mi
  8. 857701Rapid City877/sq mi
  9. 957049North Sioux City562/sq mi
  10. 1057706Ellsworth Afb454/sq mi

Most sparsely populated zip codes

See all
  1. 157567Philip1/sq mi
  2. 257790Wall2/sq mi
  3. 357638Lemmon2/sq mi
  4. 457735Edgemont2/sq mi
  5. 557437Eureka2/sq mi
  6. 657579White River2/sq mi
  7. 757532Fort Pierre2/sq mi
  8. 857656Timber Lake3/sq mi
  9. 957382Wessington Springs3/sq mi
  10. 1057761New Underwood3/sq mi

Population density by county in South Dakota

  1. 1Minnehaha County252/sq mi
  2. 2Lincoln County122/sq mi
  3. 3Davison County46/sq mi
  4. 4Yankton County45/sq mi
  5. 5Brookings County45/sq mi
  6. 6Codington County42/sq mi
  7. 7Pennington County41/sq mi
  8. 8Union County37/sq mi
  9. 9Clay County37/sq mi
  10. 10Lawrence County34/sq mi
  11. 11Hughes County24/sq mi
  12. 12Brown County22/sq mi
  13. 13Lake County20/sq mi
  14. 14Beadle County15/sq mi
  15. 15Turner County14/sq mi
  16. 16Hamlin County13/sq mi
  17. 17Bon Homme County13/sq mi
  18. 18Moody County12/sq mi
  19. 19Grant County11/sq mi
  20. 20McCook County10/sq mi
  21. 21Roberts County9/sq mi
  22. 22Hutchinson County9/sq mi
  23. 23Meade County9/sq mi
  24. 24Charles Mix County9/sq mi
  25. 25Hanson County8/sq mi
  26. 26Walworth County8/sq mi
  27. 27Deuel County7/sq mi
  28. 28Todd County7/sq mi
  29. 29Brule County7/sq mi
  30. 30Douglas County7/sq mi
  31. 31Oglala Lakota County6/sq mi
  32. 32Kingsbury County6/sq mi
  33. 33Custer County6/sq mi
  34. 34Day County5/sq mi
  35. 35Marshall County5/sq mi
  36. 36Butte County5/sq mi
  37. 37Fall River County4/sq mi
  38. 38Sanborn County4/sq mi
  39. 39Clark County4/sq mi
  40. 40Spink County4/sq mi
  41. 41Gregory County4/sq mi
  42. 42Miner County4/sq mi
  43. 43Buffalo County4/sq mi
  44. 44Aurora County4/sq mi
  45. 45Edmunds County4/sq mi
  46. 46Tripp County4/sq mi
  47. 47Jerauld County3/sq mi
  48. 48Bennett County3/sq mi
  49. 49Potter County3/sq mi
  50. 50Dewey County2/sq mi
  51. 51Lyman County2/sq mi
  52. 52Campbell County2/sq mi
  53. 53Faulk County2/sq mi
  54. 54Hand County2/sq mi
  55. 55Stanley County2/sq mi
  56. 56McPherson County2/sq mi
  57. 57Corson County2/sq mi
  58. 58Jackson County2/sq mi
  59. 59Mellette County2/sq mi
  60. 60Sully County2/sq mi
  61. 61Hyde County1/sq mi
  62. 62Ziebach County1/sq mi
  63. 63Haakon County1/sq mi
  64. 64Jones County1/sq mi
  65. 65Perkins County1/sq mi
  66. 66Harding County0/sq mi

Questions about this map

Which zip code has the highest population density in South Dakota?

Among zip codes with at least 1,000 residents, 57007 (Brookings, SD) has the highest: 7,160/sq mi.

Which zip code has the lowest population density in South Dakota?

57567 (Philip, SD) has the lowest: 1/sq mi.

What is the population density for the United States?

95/sq mi; in South Dakota it is 12/sq mi.

Where does this data come from?

U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024). Residents per square mile of land (water excluded). Under 50 is rural, a few hundred is small-town, 2,500+ is urban, and 10,000+ is big-city dense.

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