RANKING · 2020 CENSUS · 58 SHOWN OF 58

Highest Chinese population share, Iowa counties · 2020

Iowa counties ranked by the share of all residents who are Chinese (2020 American Community Survey). A concentration measure: Chinese residents as a percentage of total population. This list covers the 58 counties in Iowa that qualify, ranked against each other statewide.

Chinese Americans: full group profile →

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SAME RANKING BYCities States Metros

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

RANKPLACESTATEPOPCHINESE SHAREVS –

01Story County, IAIA101,2914.0%–

02Johnson County, IAIA160,0441.9%–

03Union County, IAIA11,8291.3%–

04Jefferson County, IAIA15,2910.9%–

05Jones County, IAIA21,2530.9%–

06Hamilton County, IAIA14,9440.8%–

07Poweshiek County, IAIA18,3680.7%–

08Pocahontas County, IAIA6,8190.7%–

09Dallas County, IAIA118,4570.6%–

10Polk County, IAIA516,5460.5%–

11Bremer County, IAIA25,2960.5%–

12Cerro Gordo County, IAIA42,3720.4%–

13Marshall County, IAIA39,8900.4%–

14Linn County, IAIA232,0280.4%–

15Dickinson County, IAIA18,0770.4%–

16Shelby County, IAIA11,6890.3%–

17Crawford County, IAIA16,2370.3%–

18Jasper County, IAIA38,1530.3%–

19Dubuque County, IAIA99,3810.3%–

20Scott County, IAIA175,2590.3%–

21Grundy County, IAIA12,3610.3%–

22Delaware County, IAIA17,6740.2%–

23Lee County, IAIA32,3060.2%–

24Monroe County, IAIA7,4060.2%–

25Washington County, IAIA22,6670.2%–

26Fayette County, IAIA19,0470.2%–

27Pottawattamie County, IAIA92,9960.2%–

28Black Hawk County, IAIA131,5320.2%–

29Floyd County, IAIA14,9010.2%–

30Winneshiek County, IAIA19,7330.2%–

31Muscatine County, IAIA41,8530.2%–

32Kossuth County, IAIA14,3220.2%–

33Lyon County, IAIA12,3540.2%–

34Sioux County, IAIA36,7740.2%–

35Harrison County, IAIA14,6230.1%–

36Henry County, IAIA19,3490.1%–

37Clinton County, IAIA46,0020.1%–

38Plymouth County, IAIA25,6970.1%–

39Wapello County, IAIA35,2100.1%–

40Allamakee County, IAIA14,2380.1%–

41Des Moines County, IAIA38,0770.1%–

42Webster County, IAIA36,8380.1%–

43Montgomery County, IAIA10,0020.1%–

44Winnebago County, IAIA10,2510.1%–

45O'Brien County, IAIA14,2200.1%–

46Mitchell County, IAIA10,6500.1%–

47Woodbury County, IAIA106,6490.1%–

48Adair County, IAIA7,4030.1%–

49Tama County, IAIA16,7960.1%–

50Osceola County, IAIA5,9800.0%–

51Mahaska County, IAIA21,8800.0%–

52Warren County, IAIA57,3310.0%–

53Cass County, IAIA12,9600.0%–

54Marion County, IAIA34,1920.0%–

55Mills County, IAIA14,7930.0%–

56Wright County, IAIA12,8010.0%–

57Guthrie County, IAIA10,7820.0%–

58Benton County, IAIA26,0040.0%–

SHOWING 1–58 OF 58

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