RANKING · 2020 CENSUS · 66 SHOWN OF 66

Highest Irish population share, South Dakota counties · 2020

South Dakota counties ranked by the share of all residents who are Irish ancestry (2023 American Community Survey). A concentration measure: Irish residents as a percentage of total population. This list covers the 66 counties in South Dakota that qualify, ranked against each other statewide.

South DakotaAll states All rankings

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 2000

01Fall River County, SDSD7,46716.9%–

02Butte County, SDSD10,85615.9%–

03Faulk County, SDSD2,17815.3%–

04Clay County, SDSD15,03115.0%–

05Tripp County, SDSD5,70814.9%–

06Lawrence County, SDSD29,45913.2%–

07Custer County, SDSD9,43113.1%–

08Pennington County, SDSD116,79212.8%–

09Spink County, SDSD6,15512.3%–

10Meade County, SDSD30,71112.0%–

11Perkins County, SDSD2,85312.0%–

12Hyde County, SDSD1,19111.9%–

13McCook County, SDSD5,96411.7%–

14Union County, SDSD17,40211.7%–

15Hughes County, SDSD17,57011.6%–

16Jerauld County, SDSD1,65411.1%–

17Minnehaha County, SDSD212,69111.0%–

18Sully County, SDSD1,47911.0%–

19Hand County, SDSD3,12110.9%–

20Kingsbury County, SDSD5,28410.5%–

21Lyman County, SDSD3,69410.3%–

22Lincoln County, SDSD77,14510.2%–

23Stanley County, SDSD3,0189.8%–

24Yankton County, SDSD23,6359.8%–

25Beadle County, SDSD19,6249.7%–

26Douglas County, SDSD2,8889.7%–

27McPherson County, SDSD2,3479.6%–

28Haakon County, SDSD1,8029.6%–

29Deuel County, SDSD4,4089.5%–

30Codington County, SDSD29,5629.1%–

31Bon Homme County, SDSD7,2449.1%–

32Lake County, SDSD10,9939.0%–

33Davison County, SDSD20,0699.0%–

34Turner County, SDSD9,3149.0%–

35Jones County, SDSD9138.9%–

36Clark County, SDSD4,0318.7%–

37Harding County, SDSD1,3318.7%–

38Brookings County, SDSD37,6358.6%–

39Grant County, SDSD7,5348.5%–

40Potter County, SDSD2,3778.1%–

41Marshall County, SDSD4,4267.9%–

42Brown County, SDSD37,5617.8%–

43Walworth County, SDSD5,2177.6%–

44Bennett County, SDSD3,3077.6%–

45Brule County, SDSD5,2787.5%–

46Edmunds County, SDSD4,0227.5%–

47Jackson County, SDSD2,6667.3%–

48Gregory County, SDSD4,0377.2%–

49Hanson County, SDSD3,4567.2%–

50Sanborn County, SDSD2,3887.2%–

51Hutchinson County, SDSD7,4136.7%–

52Moody County, SDSD6,6326.4%–

53Charles Mix County, SDSD9,3036.1%–

54Aurora County, SDSD2,8015.9%–

55Hamlin County, SDSD6,9005.7%–

56Day County, SDSD5,4845.6%–

57Miner County, SDSD2,2815.2%–

58Ziebach County, SDSD2,3895.1%–

59Campbell County, SDSD1,3774.1%–

60Roberts County, SDSD10,2553.4%–

61Corson County, SDSD3,7813.4%–

62Mellette County, SDSD2,1373.1%–

63Dewey County, SDSD5,4192.4%–

64Todd County, SDSD8,8631.2%–

65Oglala Lakota County, SDSD13,3380.9%–

66Buffalo County, SDSD1,8020.7%–

SHOWING 1–66 OF 66

Download CSV (full list, 66 rows)

UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES