RANKING · 2020 CENSUS · 35 SHOWN OF 35

Highest Cambodian population share, Iowa counties · 2020

Iowa counties ranked by the share of all residents who are Cambodian (2023 American Community Survey). A concentration measure: Cambodian residents as a percentage of total population. This list covers the 35 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 Highest Taiwanese population share Largest Hmong population Highest Hmong population share

Highest Cambodian population share by state

RANKPLACESTATEPOPCAMBODIAN SHAREVS 2000

01O'Brien County, IAIA14,2200.5%–

02Mahaska County, IAIA21,8800.4%–

03Adams County, IAIA3,6170.4%–

04Page County, IAIA14,8560.4%–

05Poweshiek County, IAIA18,3680.3%–

06Union County, IAIA11,8290.3%–

07Johnson County, IAIA160,0440.2%–

08Howard County, IAIA9,4150.2%–

09Floyd County, IAIA14,9010.2%–

10Taylor County, IAIA5,8350.1%–

11Clayton County, IAIA16,8450.1%–

12Adair County, IAIA7,4030.1%–

13Webster County, IAIA36,8380.1%–

14Polk County, IAIA516,5460.1%–

15Winneshiek County, IAIA19,7330.1%–

16Black Hawk County, IAIA131,5320.1%–

17Tama County, IAIA16,7960.1%–

18Jackson County, IAIA19,2880.1%–

19Linn County, IAIA232,0280.1%–

20Buena Vista County, IAIA20,4490.0%–

21Greene County, IAIA8,6580.0%–

22Story County, IAIA101,2910.0%–

23Dubuque County, IAIA99,3810.0%–

24Scott County, IAIA175,2590.0%–

25Clinton County, IAIA46,0020.0%–

26Muscatine County, IAIA41,8530.0%–

27Wapello County, IAIA35,2100.0%–

28Woodbury County, IAIA106,6490.0%–

29Dallas County, IAIA118,4570.0%–

30Lee County, IAIA32,3060.0%–

31Sioux County, IAIA36,7740.0%–

32Pottawattamie County, IAIA92,9960.0%–

33Hardin County, IAIA16,4550.0%–

34Jefferson County, IAIA15,2910.0%–

35Jasper County, IAIA38,1530.0%–

SHOWING 1–35 OF 35

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