RANKING · 2020 CENSUS · 65 SHOWN OF 65

Fastest growing, South Dakota counties · 2020

South Dakota counties ranked by population growth from the 2010 census to 2020. 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

RELATEDLargest by population Fastest shrinking Most population gained Most population lost Most densely populated Most sparsely populated

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Lincoln County, SDSD77,145+45.4%−20%

02Meade County, SDSD30,711+17.4%+60%

03Union County, SDSD17,402+16.8%−29%

04Minnehaha County, SDSD212,691+16.4%−17%

05Beadle County, SDSD19,624+10.1%−249%

06Pennington County, SDSD116,792+8.2%−8%

07Clay County, SDSD15,031+8.0%+199%

08Brookings County, SDSD37,635+7.5%−37%

09Lawrence County, SDSD29,459+6.9%+25%

10Potter County, SDSD2,377+6.1%−139%

11Sully County, SDSD1,479+5.3%−356%

12Brown County, SDSD37,561+4.8%−1537%

13Harding County, SDSD1,331+4.5%−124%

14Hamlin County, SDSD6,900+4.4%−61%

15Hughes County, SDSD17,570+4.4%−61%

16Codington County, SDSD29,562+4.0%−71%

17Clark County, SDSD4,031+4.0%−167%

18Turner County, SDSD9,314+3.9%+23%

19Hanson County, SDSD3,456+3.9%−19%

20Yankton County, SDSD23,635+3.9%−69%

21Grant County, SDSD7,534+2.7%−143%

22Charles Mix County, SDSD9,303+2.7%+11%

23Davison County, SDSD20,069+2.3%−67%

24Buffalo County, SDSD1,802+1.9%−88%

25Aurora County, SDSD2,801+1.4%−156%

26Butte County, SDSD10,856+1.3%−91%

27Roberts County, SDSD10,255+1.3%+25%

28Custer County, SDSD9,431+1.2%−93%

29Hutchinson County, SDSD7,413+1.1%−151%

30McCook County, SDSD5,964+1.1%−55%

31Kingsbury County, SDSD5,284+0.8%−141%

32Stanley County, SDSD3,018+0.5%−96%

33Brule County, SDSD5,278-0.2%−93%

34Tripp County, SDSD5,708-0.4%−95%

35Spink County, SDSD6,155-0.8%−87%

36Bon Homme County, SDSD7,244-0.9%−139%

37Lyman County, SDSD3,694-1.0%−114%

38Sanborn County, SDSD2,388-1.1%−81%

39Dewey County, SDSD5,419-1.2%−114%

40Lake County, SDSD10,993-1.3%−118%

41Bennett County, SDSD3,307-1.5%−113%

42Deuel County, SDSD4,408-1.6%+198%

43Fall River County, SDSD7,467-1.7%−225%

44McPherson County, SDSD2,347-2.0%−81%

45Edmunds County, SDSD4,022-2.1%−927%

46Walworth County, SDSD5,217-2.3%+22%

47Moody County, SDSD6,632-2.3%−271%

48Todd County, SDSD8,863-3.0%−136%

49Haakon County, SDSD1,802-3.4%−79%

50Corson County, SDSD3,781-3.7%+995%

51Miner County, SDSD2,281-3.8%−68%

52Day County, SDSD5,484-4.6%−55%

53Perkins County, SDSD2,853-4.9%−66%

54Douglas County, SDSD2,888-5.6%−28%

55Campbell County, SDSD1,377-6.1%−35%

56Mellette County, SDSD2,137-6.3%+151%

57Gregory County, SDSD4,037-6.5%−39%

58Jackson County, SDSD2,666-7.4%−275%

59Marshall County, SDSD4,426-7.5%+36%

60Hand County, SDSD3,121-8.3%−33%

61Jones County, SDSD913-8.8%−11%

62Faulk County, SDSD2,178-10.1%+167%

63Hyde County, SDSD1,191-11.1%+655%

64Ziebach County, SDSD2,389-13.9%−203%

65Jerauld County, SDSD1,654-19.7%+267%

SHOWING 1–65 OF 65

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