RANKING · 2010 CENSUS · 65 SHOWN OF 65

Highest Irish population share, South Dakota counties · 2010

South Dakota counties ranked by the share of all residents who are Irish ancestry (2010 American Community Survey). A concentration measure: Irish residents as a percentage of total population. This list covers the 65 counties in South Dakota that qualify, ranked against each other statewide. The median across all 65 is 9.9%.

Irish Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPIRISH SHAREVS –

01Haakon County, SDSD1,80219.4%–

02Harding County, SDSD1,33118.4%–

03Union County, SDSD17,40217.7%–

04Butte County, SDSD10,85616.6%–

05Jones County, SDSD91315.9%–

06Clay County, SDSD15,03115.8%–

07Hand County, SDSD3,12115.3%–

08Meade County, SDSD30,71115.3%–

09Sully County, SDSD1,47914.6%–

10Pennington County, SDSD116,79214.3%–

11Hyde County, SDSD1,19113.9%–

12Lawrence County, SDSD29,45913.7%–

13Custer County, SDSD9,43113.1%–

14McCook County, SDSD5,96412.8%–

15Fall River County, SDSD7,46712.6%–

16Stanley County, SDSD3,01812.5%–

17Miner County, SDSD2,28112.4%–

18Lake County, SDSD10,99312.4%–

19Jackson County, SDSD2,66612.3%–

20Sanborn County, SDSD2,38812.1%–

21Brookings County, SDSD37,63511.9%–

22Brule County, SDSD5,27811.7%–

23Lincoln County, SDSD77,14511.7%–

24Minnehaha County, SDSD212,69111.6%–

25Gregory County, SDSD4,03711.4%–

26Potter County, SDSD2,37711.1%–

27Yankton County, SDSD23,63511.0%–

28Hanson County, SDSD3,45610.8%–

29Tripp County, SDSD5,70810.8%–

30Beadle County, SDSD19,62410.3%–

31Davison County, SDSD20,06910.1%–

32Spink County, SDSD6,15510.0%–

33Brown County, SDSD37,5619.9%–

34Hughes County, SDSD17,5709.8%–

35Clark County, SDSD4,0319.7%–

36Kingsbury County, SDSD5,2849.6%–

37Faulk County, SDSD2,1789.6%–

38Codington County, SDSD29,5629.6%–

39Turner County, SDSD9,3149.4%–

40Lyman County, SDSD3,6949.2%–

41Moody County, SDSD6,6328.9%–

42Grant County, SDSD7,5348.9%–

43Day County, SDSD5,4848.8%–

44Perkins County, SDSD2,8538.7%–

45Aurora County, SDSD2,8018.7%–

46Mellette County, SDSD2,1378.4%–

47Deuel County, SDSD4,4088.0%–

48Campbell County, SDSD1,3777.8%–

49Bon Homme County, SDSD7,2447.8%–

50Hutchinson County, SDSD7,4136.9%–

51Ziebach County, SDSD2,3896.8%–

52Jerauld County, SDSD1,6546.8%–

53Dewey County, SDSD5,4196.5%–

54Roberts County, SDSD10,2556.3%–

55Hamlin County, SDSD6,9006.1%–

56Marshall County, SDSD4,4265.8%–

57Douglas County, SDSD2,8885.5%–

58Walworth County, SDSD5,2175.4%–

59Charles Mix County, SDSD9,3035.1%–

60McPherson County, SDSD2,3474.4%–

61Corson County, SDSD3,7814.0%–

62Edmunds County, SDSD4,0223.6%–

63Bennett County, SDSD3,3072.1%–

64Todd County, SDSD8,8631.7%–

65Buffalo County, SDSD1,8021.1%–

SHOWING 1–65 OF 65

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