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RANKING · 2024 ACS · 99 SHOWN OF 99

Highest Asian population share, Iowa counties

Iowa counties ranked by the share of all residents who are Asian (2024 American Community Survey). A concentration measure: Asian residents as a percentage of total population. This list covers the 99 counties in Iowa that qualify, ranked against each other statewide. The median across all 99 is 0.6%. Biggest climber in the top 100 since 2020: Butler County, IA, up 72 places to #21.

Highest Asian population share by state
All USAlaskaAlabamaArkansasArizonaCaliforniaColoradoFloridaGeorgiaIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWashingtonWisconsinWest VirginiaWyoming
RANKPLACESTATEPOPASIANVS 2000
01Buena Vista County, IAIA20,4499.5%+5.2 pts
02▲5Jefferson County, IAIA15,2918.2%+6.5 pts
03Story County, IAIA101,2916.6%+1.5 pts
04▼2Johnson County, IAIA160,0445.6%+1.5 pts
05Polk County, IAIA516,5464.9%+2.3 pts
06▼2Dallas County, IAIA118,4574.9%+4.2 pts
07▼1Marshall County, IAIA39,8904.1%+3.3 pts
08▲1Scott County, IAIA175,2592.8%+1.3 pts
09▲1Black Hawk County, IAIA131,5322.7%+1.7 pts
10▲2Linn County, IAIA232,0282.4%+1.0 pts
11▼3Woodbury County, IAIA106,6492.3%−0.1 pts
12▲2Hamilton County, IAIA14,9442.3%+0.8 pts
13▲3Crawford County, IAIA16,2372.2%+1.7 pts
14▼3Louisa County, IAIA10,4162.2%+2.0 pts
15▲5Poweshiek County, IAIA18,3682.0%+1.0 pts
16▲1Wapello County, IAIA35,2101.6%+1.0 pts
17▼2Floyd County, IAIA14,9011.6%+1.2 pts
18▲1Marion County, IAIA34,1921.4%+0.4 pts
19▲3Dubuque County, IAIA99,3811.3%+0.8 pts
20▲6Winnebago County, IAIA10,2511.3%+0.6 pts
21▲72Butler County, IAIA14,0491.3%+1.1 pts
22▲1Des Moines County, IAIA38,0771.2%+0.6 pts
23▲6Webster County, IAIA36,8381.2%+0.5 pts
24▼6Cerro Gordo County, IAIA42,3721.2%+0.5 pts
25▲66Montgomery County, IAIA10,0021.1%+0.8 pts
26▼5Mahaska County, IAIA21,8801.0%+0.2 pts
27▲62Humboldt County, IAIA9,4091.0%+0.8 pts
28▲59Hancock County, IAIA10,5280.9%+0.6 pts
29▲29Fayette County, IAIA19,0470.9%+0.5 pts
30▲6Appanoose County, IAIA12,0770.9%+0.6 pts
31▼1Bremer County, IAIA25,2960.9%+0.4 pts
32▲8Union County, IAIA11,8290.9%+0.6 pts
33▼20Henry County, IAIA19,3490.9%−1.0 pts
34▼6Pottawattamie County, IAIA92,9960.9%+0.4 pts
35▲8Hardin County, IAIA16,4550.8%+0.5 pts
36▲32Lucas County, IAIA8,8470.8%+0.6 pts
37▼4Clay County, IAIA16,2020.8%−0.1 pts
38▼6Warren County, IAIA57,3310.7%+0.4 pts
39▲3Decatur County, IAIA7,6550.7%+0.1 pts
40▼5Jasper County, IAIA38,1530.7%+0.3 pts
41▲9Tama County, IAIA16,7960.7%+0.5 pts
42▼3Clinton County, IAIA46,0020.7%+0.1 pts
43▲38Ida County, IAIA6,7770.7%+0.4 pts
44▼7O'Brien County, IAIA14,2200.7%+0.2 pts
45▲11Palo Alto County, IAIA8,8990.6%+0.3 pts
46▼22Muscatine County, IAIA41,8530.6%−0.2 pts
47▼9Greene County, IAIA8,6580.6%+0.4 pts
48▲30Jones County, IAIA21,2530.6%+0.4 pts
49▲4Mitchell County, IAIA10,6500.6%+0.4 pts
50▲16Osceola County, IAIA5,9800.6%+0.4 pts
51▲4Lee County, IAIA32,3060.6%+0.2 pts
52▼25Clarke County, IAIA9,5740.6%+0.2 pts
53▼22Page County, IAIA14,8560.5%+0.1 pts
54▼20Sioux County, IAIA36,7740.5%0.0 pts
55▼30Winneshiek County, IAIA19,7330.5%−0.3 pts
56▼4Plymouth County, IAIA25,6970.5%+0.3 pts
57▲14Cedar County, IAIA18,3590.5%+0.2 pts
58▲22Cass County, IAIA12,9600.5%+0.4 pts
59▲33Lyon County, IAIA12,3540.5%+0.4 pts
60▲34Grundy County, IAIA12,3610.5%+0.2 pts
61▼7Shelby County, IAIA11,6890.5%+0.2 pts
62▲2Guthrie County, IAIA10,7820.5%+0.3 pts
63▲27Monroe County, IAIA7,4060.5%+0.1 pts
64▼13Dickinson County, IAIA18,0770.5%+0.3 pts
65▼24Wright County, IAIA12,8010.5%+0.3 pts
66▲4Mills County, IAIA14,7930.5%+0.2 pts
67▼22Madison County, IAIA17,2700.4%+0.3 pts
68▼5Worth County, IAIA7,3380.4%+0.3 pts
69▼20Kossuth County, IAIA14,3220.4%+0.1 pts
70▲6Allamakee County, IAIA14,2380.4%+0.1 pts
71▼25Washington County, IAIA22,6670.4%+0.1 pts
72▼24Cherokee County, IAIA11,3690.4%−0.1 pts
73▼26Franklin County, IAIA9,8680.4%+0.2 pts
74▼2Sac County, IAIA9,5250.4%+0.2 pts
75▲4Clayton County, IAIA16,8450.3%+0.2 pts
76▲1Howard County, IAIA9,4150.3%+0.2 pts
77▼2Adair County, IAIA7,4030.3%+0.1 pts
78▼11Harrison County, IAIA14,6230.3%+0.1 pts
79▼35Iowa County, IAIA16,5040.2%−0.1 pts
80▼7Benton County, IAIA26,0040.2%+0.1 pts
81▼16Emmet County, IAIA9,1070.2%−0.1 pts
82▲2Calhoun County, IAIA9,5620.2%0.0 pts
83▲14Keokuk County, IAIA9,7970.2%0.0 pts
84▼25Boone County, IAIA26,7990.2%0.0 pts
85▼2Buchanan County, IAIA20,8830.2%−0.2 pts
86▼25Carroll County, IAIA20,3030.2%−0.1 pts
87▼30Pocahontas County, IAIA6,8190.2%0.0 pts
88▲10Fremont County, IAIA6,5220.2%−0.1 pts
89▼4Jackson County, IAIA19,2880.1%0.0 pts
90▼30Wayne County, IAIA6,7380.1%−0.1 pts
91▲8Audubon County, IAIA5,5090.1%−0.1 pts
92▼23Van Buren County, IAIA7,1310.0%−0.2 pts
93▼7Chickasaw County, IAIA11,6630.0%−0.2 pts
94▲2Davis County, IAIA9,2300.0%−0.2 pts
95▼13Taylor County, IAIA5,8350.0%−0.3 pts
96▼34Adams County, IAIA3,6170.0%−0.2 pts
97▼9Delaware County, IAIA17,6740.0%−0.1 pts
98▼24Monona County, IAIA8,5390.0%−0.1 pts
99▼4Ringgold County, IAIA4,6420.0%−0.2 pts
SHOWING 1–99 OF 99

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES