RANKING · 2024 ACS · 66 SHOWN OF 66

Highest Irish population share, South Dakota counties

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.

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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 2000

01Haakon County, SDSD1,80220.2%–

02Custer County, SDSD9,43116.8%–

03Fall River County, SDSD7,46715.0%–

04Union County, SDSD17,40214.2%–

05Spink County, SDSD6,15514.0%–

06Pennington County, SDSD116,79213.5%–

07Lawrence County, SDSD29,45913.0%–

08Faulk County, SDSD2,17813.0%–

09McCook County, SDSD5,96412.8%–

10Hughes County, SDSD17,57012.5%–

11Lake County, SDSD10,99312.4%–

12Jerauld County, SDSD1,65412.4%–

13Hyde County, SDSD1,19112.0%–

14Sanborn County, SDSD2,38812.0%–

15Butte County, SDSD10,85612.0%–

16Meade County, SDSD30,71111.3%–

17Clay County, SDSD15,03111.2%–

18Harding County, SDSD1,33111.0%–

19Perkins County, SDSD2,85310.9%–

20Brookings County, SDSD37,63510.4%–

21Edmunds County, SDSD4,02210.4%–

22Yankton County, SDSD23,63510.2%–

23Minnehaha County, SDSD212,69110.2%–

24Kingsbury County, SDSD5,2849.6%–

25McPherson County, SDSD2,3479.4%–

26Sully County, SDSD1,4799.4%–

27Bon Homme County, SDSD7,2449.3%–

28Hand County, SDSD3,1219.2%–

29Lincoln County, SDSD77,1459.2%–

30Miner County, SDSD2,2819.2%–

31Codington County, SDSD29,5629.1%–

32Davison County, SDSD20,0699.1%–

33Gregory County, SDSD4,0379.0%–

34Jackson County, SDSD2,6668.9%–

35Tripp County, SDSD5,7088.8%–

36Walworth County, SDSD5,2178.3%–

37Ziebach County, SDSD2,3898.0%–

38Turner County, SDSD9,3148.0%–

39Hutchinson County, SDSD7,4138.0%–

40Lyman County, SDSD3,6947.9%–

41Brule County, SDSD5,2787.9%–

42Hanson County, SDSD3,4567.7%–

43Grant County, SDSD7,5347.5%–

44Stanley County, SDSD3,0187.4%–

45Clark County, SDSD4,0317.3%–

46Brown County, SDSD37,5617.2%–

47Potter County, SDSD2,3776.9%–

48Aurora County, SDSD2,8016.9%–

49Charles Mix County, SDSD9,3036.7%–

50Douglas County, SDSD2,8886.3%–

51Beadle County, SDSD19,6246.0%–

52Moody County, SDSD6,6325.9%–

53Marshall County, SDSD4,4265.3%–

54Hamlin County, SDSD6,9005.2%–

55Corson County, SDSD3,7815.1%–

56Day County, SDSD5,4844.6%–

57Deuel County, SDSD4,4084.6%–

58Dewey County, SDSD5,4194.3%–

59Roberts County, SDSD10,2554.2%–

60Jones County, SDSD9133.5%–

61Bennett County, SDSD3,3073.3%–

62Todd County, SDSD8,8632.1%–

63Mellette County, SDSD2,1372.0%–

64Campbell County, SDSD1,3770.7%–

65Oglala Lakota County, SDSD13,3380.6%–

66Buffalo County, SDSD1,8020.4%–

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