RANKING · 2020 CENSUS · 74 SHOWN OF 74

Highest Taiwanese population share, Iowa counties · 2020

Iowa counties ranked by the share of all residents who are Taiwanese (2023 American Community Survey). A concentration measure: Taiwanese residents as a percentage of total population. This list covers the 74 counties in Iowa that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest Chinese population Highest Chinese population share Largest Taiwanese population Largest Hmong population Highest Hmong population share Largest Japanese population

Highest Taiwanese population share by state

RANKPLACESTATEPOPTAIWANESE SHAREVS 2000

01Floyd County, IAIA14,9010.9%–

02Jefferson County, IAIA15,2910.8%–

03Winnebago County, IAIA10,2510.8%–

04Ringgold County, IAIA4,6420.7%–

05Hamilton County, IAIA14,9440.7%–

06Dickinson County, IAIA18,0770.5%–

07Butler County, IAIA14,0490.4%–

08Dubuque County, IAIA99,3810.4%–

09Clinton County, IAIA46,0020.4%–

10Page County, IAIA14,8560.3%–

11Mahaska County, IAIA21,8800.3%–

12Johnson County, IAIA160,0440.3%–

13Story County, IAIA101,2910.3%–

14Van Buren County, IAIA7,1310.3%–

15Emmet County, IAIA9,1070.3%–

16Adair County, IAIA7,4030.3%–

17Scott County, IAIA175,2590.3%–

18Greene County, IAIA8,6580.2%–

19Tama County, IAIA16,7960.2%–

20Polk County, IAIA516,5460.2%–

21Des Moines County, IAIA38,0770.2%–

22Iowa County, IAIA16,5040.2%–

23Clayton County, IAIA16,8450.2%–

24Hardin County, IAIA16,4550.2%–

25Wapello County, IAIA35,2100.2%–

26Allamakee County, IAIA14,2380.2%–

27Muscatine County, IAIA41,8530.2%–

28Calhoun County, IAIA9,5620.2%–

29Webster County, IAIA36,8380.2%–

30Decatur County, IAIA7,6550.2%–

31Mills County, IAIA14,7930.2%–

32Marion County, IAIA34,1920.2%–

33Cerro Gordo County, IAIA42,3720.1%–

34Plymouth County, IAIA25,6970.1%–

35Delaware County, IAIA17,6740.1%–

36Woodbury County, IAIA106,6490.1%–

37Pocahontas County, IAIA6,8190.1%–

38Pottawattamie County, IAIA92,9960.1%–

39Warren County, IAIA57,3310.1%–

40Jackson County, IAIA19,2880.1%–

41Carroll County, IAIA20,3030.1%–

42Washington County, IAIA22,6670.1%–

43Linn County, IAIA232,0280.1%–

44Keokuk County, IAIA9,7970.1%–

45Worth County, IAIA7,3380.1%–

46Dallas County, IAIA118,4570.1%–

47Cass County, IAIA12,9600.1%–

48Bremer County, IAIA25,2960.1%–

49Chickasaw County, IAIA11,6630.1%–

50Ida County, IAIA6,7770.1%–

51Appanoose County, IAIA12,0770.1%–

52Fayette County, IAIA19,0470.1%–

53Howard County, IAIA9,4150.1%–

54Monroe County, IAIA7,4060.1%–

55Lee County, IAIA32,3060.1%–

56Harrison County, IAIA14,6230.1%–

57Clarke County, IAIA9,5740.1%–

58Lyon County, IAIA12,3540.1%–

59Grundy County, IAIA12,3610.0%–

60Black Hawk County, IAIA131,5320.0%–

61Louisa County, IAIA10,4160.0%–

62Jasper County, IAIA38,1530.0%–

63O'Brien County, IAIA14,2200.0%–

64Marshall County, IAIA39,8900.0%–

65Cedar County, IAIA18,3590.0%–

66Kossuth County, IAIA14,3220.0%–

67Buena Vista County, IAIA20,4490.0%–

68Winneshiek County, IAIA19,7330.0%–

69Guthrie County, IAIA10,7820.0%–

70Hancock County, IAIA10,5280.0%–

71Osceola County, IAIA5,9800.0%–

72Union County, IAIA11,8290.0%–

73Benton County, IAIA26,0040.0%–

74Poweshiek County, IAIA18,3680.0%–

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