RANKING · 2020 CENSUS · 64 SHOWN OF 64

Largest Czech population, South Dakota counties · 2020

South Dakota counties ranked by the number of residents who are Czech 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 64 counties in South Dakota that qualify, ranked against each other statewide.

Czech 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

RANKPLACESTATEPOPCZECH POPULATIONVS 2010

01Minnehaha County, SDSD212,6913,448+15%

02Pennington County, SDSD116,7922,719+55%

03Yankton County, SDSD23,6351,379−25%

04Bon Homme County, SDSD7,2441,098−25%

05Charles Mix County, SDSD9,303886−16%

06Brookings County, SDSD37,635642+10%

07Lawrence County, SDSD29,459634+60%

08Tripp County, SDSD5,708584+32%

09Hughes County, SDSD17,570550+8%

10Brown County, SDSD37,561457−4%

11Lincoln County, SDSD77,145427−40%

12Gregory County, SDSD4,037400−14%

13Brule County, SDSD5,278383−35%

14Davison County, SDSD20,069372−36%

15Meade County, SDSD30,711338−19%

16Hutchinson County, SDSD7,413303+81%

17Lyman County, SDSD3,694213+76%

18Clay County, SDSD15,031205−56%

19Butte County, SDSD10,856202+26%

20Codington County, SDSD29,562199−32%

21Custer County, SDSD9,431153+256%

22Lake County, SDSD10,993146+128%

23Turner County, SDSD9,314145−35%

24Beadle County, SDSD19,624138−3%

25Union County, SDSD17,402129−34%

26McCook County, SDSD5,964126+59%

27Kingsbury County, SDSD5,284105+30%

28Fall River County, SDSD7,467101+13%

29Marshall County, SDSD4,42696−2%

30Stanley County, SDSD3,01894−61%

31Hand County, SDSD3,12193+55%

32Walworth County, SDSD5,21789+187%

33Day County, SDSD5,48485+2%

34Hamlin County, SDSD6,90082+41%

35Roberts County, SDSD10,25579−28%

36Aurora County, SDSD2,80176−32%

37Douglas County, SDSD2,88865−52%

38Grant County, SDSD7,53462−14%

39Deuel County, SDSD4,40859+146%

40Moody County, SDSD6,63257+39%

41Potter County, SDSD2,37754+32%

42Spink County, SDSD6,15554−43%

43Jerauld County, SDSD1,65451−11%

44Faulk County, SDSD2,17846+39%

45Perkins County, SDSD2,85345+200%

46Haakon County, SDSD1,80240−66%

47Hanson County, SDSD3,45637−69%

48Hyde County, SDSD1,19137−37%

49Bennett County, SDSD3,30736−68%

50Sanborn County, SDSD2,38835−65%

51Sully County, SDSD1,47933+18%

52Jackson County, SDSD2,66630−51%

53Edmunds County, SDSD4,02222+22%

54Jones County, SDSD91315−32%

55Mellette County, SDSD2,13715−85%

56Harding County, SDSD1,33111+38%

57Buffalo County, SDSD1,80210–

58Clark County, SDSD4,0319−76%

59McPherson County, SDSD2,3479−47%

60Oglala Lakota County, SDSD13,3389–

61Miner County, SDSD2,2817−63%

62Ziebach County, SDSD2,3897−53%

63Corson County, SDSD3,7815–

64Dewey County, SDSD5,4192−94%

SHOWING 1–64 OF 64

Download CSV (full list, 64 rows)

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