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RANKING · 2024 ACS · 32 SHOWN OF 32

Highest Laotian population share, Iowa counties

Iowa counties ranked by the share of all residents who are Laotian (2023 American Community Survey). A concentration measure: Laotian residents as a percentage of total population. This list covers the 32 counties in Iowa that qualify, ranked against each other statewide.

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RELATEDLargest Chinese populationHighest Chinese population shareLargest Taiwanese populationHighest Taiwanese population shareLargest Hmong populationHighest Hmong population share
YEAR20202024
Highest Laotian population share by state
RANKPLACESTATEPOPLAOTIAN SHAREVS 2000
01Buena Vista County, IAIA20,4494.1%
02Hamilton County, IAIA14,9441.8%
03Floyd County, IAIA14,9010.7%
04Polk County, IAIA516,5460.5%
05Wapello County, IAIA35,2100.5%
06Woodbury County, IAIA106,6490.4%
07Dallas County, IAIA118,4570.3%
08Clarke County, IAIA9,5740.3%
09Osceola County, IAIA5,9800.3%
10O'Brien County, IAIA14,2200.3%
11Mahaska County, IAIA21,8800.3%
12Cerro Gordo County, IAIA42,3720.2%
13Clay County, IAIA16,2020.2%
14Marion County, IAIA34,1920.2%
15Fremont County, IAIA6,5220.2%
16Clinton County, IAIA46,0020.1%
17Linn County, IAIA232,0280.1%
18Sac County, IAIA9,5250.1%
19Johnson County, IAIA160,0440.1%
20Plymouth County, IAIA25,6970.1%
21Black Hawk County, IAIA131,5320.1%
22Story County, IAIA101,2910.1%
23Madison County, IAIA17,2700.1%
24Lyon County, IAIA12,3540.0%
25Boone County, IAIA26,7990.0%
26Pottawattamie County, IAIA92,9960.0%
27Calhoun County, IAIA9,5620.0%
28Scott County, IAIA175,2590.0%
29Henry County, IAIA19,3490.0%
30Marshall County, IAIA39,8900.0%
31Benton County, IAIA26,0040.0%
32Mitchell County, IAIA10,6500.0%
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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES