RANKING · 2020 CENSUS · 65 SHOWN OF 65

Most population lost, South Dakota counties · 2020

South Dakota counties that lost the most residents from the 2010 census to 2020, by raw count of people rather than percentage. This list covers the 65 counties in South Dakota that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION CHANGEVS 2000

01Jerauld County, SDSD1,654-408+214%

02Ziebach County, SDSD2,389-388−230%

03Marshall County, SDSD4,426-350+31%

04Todd County, SDSD8,863-293−142%

05Hand County, SDSD3,121-286−46%

06Gregory County, SDSD4,037-277−51%

07Day County, SDSD5,484-261−63%

08Faulk County, SDSD2,178-239+130%

09Jackson County, SDSD2,666-225−289%

10Douglas County, SDSD2,888-167−42%

11Hyde County, SDSD1,191-158+532%

12Moody County, SDSD6,632-150−270%

13Corson County, SDSD3,781-148+957%

14Perkins County, SDSD2,853-147−74%

15Lake County, SDSD10,993-141−119%

16Mellette County, SDSD2,137-130+141%

17Walworth County, SDSD5,217-123+9%

18Fall River County, SDSD7,467-121−221%

19Miner County, SDSD2,281-91−77%

20Campbell County, SDSD1,377-89−51%

21Jones County, SDSD913-89−32%

22Edmunds County, SDSD4,022-85−873%

23Deuel County, SDSD4,408-69+188%

24Bon Homme County, SDSD7,244-67−139%

25Haakon County, SDSD1,802-65−85%

26Dewey County, SDSD5,419-62−114%

27Spink County, SDSD6,155-54−90%

28Bennett County, SDSD3,307-50−114%

29McPherson County, SDSD2,347-48−85%

30Lyman County, SDSD3,694-37−114%

31Sanborn County, SDSD2,388-25−84%

32Tripp County, SDSD5,708-20−96%

33Brule County, SDSD5,278-8−93%

34Stanley County, SDSD3,018+14−96%

35Buffalo County, SDSD1,802+36−87%

36Aurora County, SDSD2,801+37−148%

37Kingsbury County, SDSD5,284+39−135%

38Harding County, SDSD1,331+56−118%

39McCook County, SDSD5,964+64−56%

40Sully County, SDSD1,479+73−321%

41Hutchinson County, SDSD7,413+84−145%

42Custer County, SDSD9,431+102−91%

43Hanson County, SDSD3,456+130−10%

44Roberts County, SDSD10,255+131+28%

45Butte County, SDSD10,856+133−89%

46Potter County, SDSD2,377+143−129%

47Clark County, SDSD4,031+146−156%

48Grant County, SDSD7,534+200−138%

49Charles Mix County, SDSD9,303+244+11%

50Hamlin County, SDSD6,900+261−54%

51Turner County, SDSD9,314+326+19%

52Davison County, SDSD20,069+452−63%

53Hughes County, SDSD17,570+743−55%

54Yankton County, SDSD23,635+872−64%

55Codington County, SDSD29,562+1,098−66%

56Clay County, SDSD15,031+1,103+214%

57Lawrence County, SDSD29,459+1,671+46%

58Beadle County, SDSD19,624+1,751−242%

59Brown County, SDSD37,561+1,770−1575%

60Brookings County, SDSD37,635+2,410−20%

61Union County, SDSD17,402+2,412+1%

62Meade County, SDSD30,711+4,418+86%

63Pennington County, SDSD116,792+8,274+15%

64Lincoln County, SDSD77,145+20,333+134%

65Minnehaha County, SDSD212,691+27,746+13%

SHOWING 1–65 OF 65

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS