RANKING · 2010 CENSUS · 65 SHOWN OF 65

Most income inequality (Gini), South Dakota counties · 2010

South Dakota counties ranked by Gini index of household income inequality, where 0 = perfect equality and 1 = maximum inequality (2010 ACS). This list covers the 65 counties in South Dakota that qualify, ranked against each other statewide. The median across all 65 is 0.426.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDHighest median household income Lowest median household income Highest per-capita income Lowest poverty rate Highest poverty rate Most residents in poverty

RANKPLACESTATEPOPINCOME INEQUALITY (GINI)VS –

01Perkins County, SDSD2,8530.547–

02Corson County, SDSD3,7810.509–

03Todd County, SDSD8,8630.498–

04Bennett County, SDSD3,3070.494–

05Buffalo County, SDSD1,8020.494–

06Dewey County, SDSD5,4190.491–

07Walworth County, SDSD5,2170.488–

08Clark County, SDSD4,0310.486–

09Ziebach County, SDSD2,3890.485–

10McCook County, SDSD5,9640.482–

11Jerauld County, SDSD1,6540.480–

12Clay County, SDSD15,0310.479–

13Faulk County, SDSD2,1780.479–

14Spink County, SDSD6,1550.474–

15Union County, SDSD17,4020.469–

16McPherson County, SDSD2,3470.461–

17Mellette County, SDSD2,1370.461–

18Hutchinson County, SDSD7,4130.459–

19Fall River County, SDSD7,4670.458–

20Hyde County, SDSD1,1910.458–

21Yankton County, SDSD23,6350.458–

22Lawrence County, SDSD29,4590.455–

23Pennington County, SDSD116,7920.454–

24Roberts County, SDSD10,2550.453–

25Marshall County, SDSD4,4260.451–

26Codington County, SDSD29,5620.450–

27Gregory County, SDSD4,0370.448–

28Charles Mix County, SDSD9,3030.446–

29Harding County, SDSD1,3310.442–

30Miner County, SDSD2,2810.437–

31Edmunds County, SDSD4,0220.436–

32Lincoln County, SDSD77,1450.432–

33Bon Homme County, SDSD7,2440.426–

34Potter County, SDSD2,3770.426–

35Brookings County, SDSD37,6350.425–

36Beadle County, SDSD19,6240.424–

37Davison County, SDSD20,0690.424–

38Brown County, SDSD37,5610.422–

39Stanley County, SDSD3,0180.422–

40Minnehaha County, SDSD212,6910.422–

41Hughes County, SDSD17,5700.421–

42Jackson County, SDSD2,6660.421–

43Hamlin County, SDSD6,9000.420–

44Day County, SDSD5,4840.420–

45Tripp County, SDSD5,7080.418–

46Hanson County, SDSD3,4560.416–

47Haakon County, SDSD1,8020.408–

48Lake County, SDSD10,9930.408–

49Sully County, SDSD1,4790.406–

50Aurora County, SDSD2,8010.405–

51Douglas County, SDSD2,8880.405–

52Kingsbury County, SDSD5,2840.401–

53Butte County, SDSD10,8560.400–

54Campbell County, SDSD1,3770.396–

55Turner County, SDSD9,3140.393–

56Jones County, SDSD9130.391–

57Custer County, SDSD9,4310.389–

58Grant County, SDSD7,5340.388–

59Sanborn County, SDSD2,3880.387–

60Moody County, SDSD6,6320.380–

61Hand County, SDSD3,1210.378–

62Meade County, SDSD30,7110.377–

63Deuel County, SDSD4,4080.373–

64Lyman County, SDSD3,6940.370–

65Brule County, SDSD5,2780.342–

SHOWING 1–65 OF 65

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS