RANKING · 2020 CENSUS · 60 SHOWN OF 60

Largest Welsh population, South Dakota counties · 2020

South Dakota counties ranked by the number of residents who are Welsh ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 60 counties in South Dakota that qualify, ranked against each other statewide.

Welsh 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

RANKPLACESTATEPOPWELSH POPULATIONVS 2010

01Pennington County, SDSD116,792936+59%

02Minnehaha County, SDSD212,691769+17%

03Meade County, SDSD30,711242+38%

04Lawrence County, SDSD29,459231−45%

05Brookings County, SDSD37,635230+60%

06Brown County, SDSD37,561200−7%

07Yankton County, SDSD23,635175+70%

08Codington County, SDSD29,562166+110%

09Beadle County, SDSD19,624162−10%

10Lincoln County, SDSD77,145149+7%

11Lake County, SDSD10,993130+117%

12Hughes County, SDSD17,570119+113%

13Fall River County, SDSD7,467110+323%

14Butte County, SDSD10,85693+417%

15Clay County, SDSD15,03182+8%

16Haakon County, SDSD1,80273+284%

17Deuel County, SDSD4,40861+91%

18Walworth County, SDSD5,21758+205%

19Spink County, SDSD6,15545+105%

20Davison County, SDSD20,06942−46%

21Perkins County, SDSD2,85342+320%

22Union County, SDSD17,40241−53%

23Custer County, SDSD9,43140−61%

24Marshall County, SDSD4,42630−12%

25Potter County, SDSD2,37730+900%

26Hanson County, SDSD3,45627+170%

27Bon Homme County, SDSD7,24425–

28Day County, SDSD5,48422+175%

29Faulk County, SDSD2,17822−21%

30Lyman County, SDSD3,69422−8%

31Jerauld County, SDSD1,65418+80%

32Charles Mix County, SDSD9,30318−57%

33Kingsbury County, SDSD5,28417−39%

34Stanley County, SDSD3,01817−63%

35Todd County, SDSD8,86317–

36Miner County, SDSD2,28116−48%

37McCook County, SDSD5,96415−57%

38Aurora County, SDSD2,80114+367%

39Gregory County, SDSD4,03714+8%

40Turner County, SDSD9,31412−67%

41Bennett County, SDSD3,30712–

42Moody County, SDSD6,63212−45%

43Brule County, SDSD5,27810+43%

44Sanborn County, SDSD2,38810+43%

45Sully County, SDSD1,47910+233%

46Hand County, SDSD3,12110−33%

47Harding County, SDSD1,33110–

48Campbell County, SDSD1,3779–

49Hutchinson County, SDSD7,4136–

50Jones County, SDSD9136−50%

51Corson County, SDSD3,7814+0%

52Grant County, SDSD7,5344−43%

53Mellette County, SDSD2,1374–

54Roberts County, SDSD10,2554−79%

55Clark County, SDSD4,0313−86%

56Edmunds County, SDSD4,0223−96%

57Hamlin County, SDSD6,9003–

58Buffalo County, SDSD1,8022−93%

59Hyde County, SDSD1,1912+0%

60Ziebach County, SDSD2,3892–

SHOWING 1–60 OF 60

Download CSV (full list, 60 rows)

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