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RANKING · 2024 ACS · 99 SHOWN OF 99

Highest uninsured rate, Iowa counties

Iowa counties ranked by the share of residents without health insurance (2024 ACS). This list covers the 99 counties in Iowa that qualify, ranked against each other statewide. The median across all 99 is 4.8%. Biggest climber in the top 100 since 2020: Winnebago County, IA, up 57 places to #37.

Highest uninsured rate by state
All USAlaskaAlabamaArkansasArizonaCaliforniaColoradoFloridaGeorgiaIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWashingtonWisconsinWest VirginiaWyoming
RANKPLACESTATEPOPUNINSUREDVS 2020
01Davis County, IAIA9,23025.1%−0.5 pts
02▲1Van Buren County, IAIA7,13117.4%+6.1 pts
03▲2Wayne County, IAIA6,73812.8%+3.5 pts
04▲7Howard County, IAIA9,41510.2%+3.1 pts
05▼3Franklin County, IAIA9,86810.0%−1.4 pts
06▼2Appanoose County, IAIA12,0779.0%−0.5 pts
07Crawford County, IAIA16,2378.8%+0.1 pts
08▲18Clayton County, IAIA16,8458.4%+2.4 pts
09▲5Union County, IAIA11,8298.3%+1.7 pts
10▲8Lucas County, IAIA8,8478.0%+1.4 pts
11▲23Osceola County, IAIA5,9808.0%+2.7 pts
12▲9Chickasaw County, IAIA11,6637.8%+1.5 pts
13▲2Decatur County, IAIA7,6557.6%+1.0 pts
14▲30Pocahontas County, IAIA6,8197.6%+2.8 pts
15▼6Washington County, IAIA22,6677.6%+0.2 pts
16▼3Mitchell County, IAIA10,6507.4%+0.7 pts
17▼5Wapello County, IAIA35,2107.3%+0.2 pts
18▲9Woodbury County, IAIA106,6497.3%+1.4 pts
19▼11Allamakee County, IAIA14,2387.0%−1.1 pts
20▲50Worth County, IAIA7,3387.0%+3.2 pts
21▲4Buchanan County, IAIA20,8836.7%+0.7 pts
22▲7Jefferson County, IAIA15,2916.7%+1.1 pts
23▼4Ringgold County, IAIA4,6426.6%0.0 pts
24▲4Webster County, IAIA36,8386.3%+0.6 pts
25▼19Buena Vista County, IAIA20,4496.2%−2.5 pts
26▼4Tama County, IAIA16,7966.2%−0.1 pts
27▲4Ida County, IAIA6,7775.9%+0.4 pts
28▼11Emmet County, IAIA9,1075.8%−0.8 pts
29▲49Hancock County, IAIA10,5285.8%+2.3 pts
30▲22Humboldt County, IAIA9,4095.8%+1.2 pts
31▲1Marshall County, IAIA39,8905.8%+0.3 pts
32▲31Sioux County, IAIA36,7745.8%+1.8 pts
33▲34Wright County, IAIA12,8015.8%+1.9 pts
34▲53Hamilton County, IAIA14,9445.7%+2.6 pts
35▲13Jackson County, IAIA19,2885.7%+1.0 pts
36▲15Fayette County, IAIA19,0475.6%+1.0 pts
37▲57Winnebago County, IAIA10,2515.6%+3.1 pts
38▲9Clay County, IAIA16,2025.5%+0.8 pts
39▲19Lee County, IAIA32,3065.4%+0.9 pts
40▲9Adair County, IAIA7,4035.3%+0.7 pts
41▼6Plymouth County, IAIA25,6975.3%+0.2 pts
42▲12Polk County, IAIA516,5465.3%+0.7 pts
43▼3Scott County, IAIA175,2595.2%+0.3 pts
44▲12Black Hawk County, IAIA131,5325.1%+0.6 pts
45▼4Clinton County, IAIA46,0025.1%+0.3 pts
46▼13Pottawattamie County, IAIA92,9965.0%−0.4 pts
47▲17Hardin County, IAIA16,4555.0%+1.1 pts
48▼38Clarke County, IAIA9,5744.9%−2.3 pts
49▲42Madison County, IAIA17,2704.9%+2.3 pts
50▼11Cherokee County, IAIA11,3694.8%−0.1 pts
51▼28Louisa County, IAIA10,4164.8%−1.4 pts
52▲10Page County, IAIA14,8564.8%+0.7 pts
53▲23Palo Alto County, IAIA8,8994.8%+1.2 pts
54▲1Sac County, IAIA9,5254.8%+0.2 pts
55▼18Johnson County, IAIA160,0444.7%−0.3 pts
56▲23Harrison County, IAIA14,6234.7%+1.3 pts
57▲23Henry County, IAIA19,3494.7%+1.3 pts
58▼15Mahaska County, IAIA21,8804.7%−0.1 pts
59▲1Cerro Gordo County, IAIA42,3724.5%+0.2 pts
60▲33Jasper County, IAIA38,1534.5%+2.0 pts
61▲11Calhoun County, IAIA9,5624.4%+0.8 pts
62▲7Muscatine County, IAIA41,8534.3%+0.5 pts
63▲34Cedar County, IAIA18,3594.2%+1.9 pts
64▼28Story County, IAIA101,2914.2%−0.9 pts
65▲23Greene County, IAIA8,6584.1%+1.1 pts
66▼20Cass County, IAIA12,9604.1%−0.6 pts
67▼2Linn County, IAIA232,0284.1%+0.2 pts
68▲13Keokuk County, IAIA9,7974.0%+0.6 pts
69▼31Lyon County, IAIA12,3544.0%−1.0 pts
70▼9Des Moines County, IAIA38,0773.9%−0.2 pts
71▼41Poweshiek County, IAIA18,3683.9%−1.6 pts
72▼4Dallas County, IAIA118,4573.9%+0.1 pts
73▼20Monona County, IAIA8,5393.9%−0.7 pts
74▲24Grundy County, IAIA12,3613.8%+1.6 pts
75▼33Kossuth County, IAIA14,3223.8%−1.0 pts
76▼17Audubon County, IAIA5,5093.7%−0.6 pts
77▲7Montgomery County, IAIA10,0023.7%+0.5 pts
78▼54Floyd County, IAIA14,9013.6%−2.5 pts
79▼4Monroe County, IAIA7,4063.6%0.0 pts
80▼60Taylor County, IAIA5,8353.5%−2.9 pts
81▼4Dubuque County, IAIA99,3813.5%0.0 pts
82▼25Fremont County, IAIA6,5223.5%−1.0 pts
83▲7Jones County, IAIA21,2533.5%+0.8 pts
84▼68Adams County, IAIA3,6173.3%−3.3 pts
85▲1Boone County, IAIA26,7993.3%+0.2 pts
86▼13Delaware County, IAIA17,6743.3%−0.3 pts
87▼16Butler County, IAIA14,0493.2%−0.4 pts
88▲1Iowa County, IAIA16,5043.2%+0.5 pts
89▼15Guthrie County, IAIA10,7823.1%−0.5 pts
90▲5Benton County, IAIA26,0043.0%+0.6 pts
91▼6O'Brien County, IAIA14,2203.0%−0.2 pts
92▲7Carroll County, IAIA20,3032.8%+0.7 pts
93▼10Mills County, IAIA14,7932.7%−0.5 pts
94▼2Winneshiek County, IAIA19,7332.7%+0.1 pts
95▼45Dickinson County, IAIA18,0772.6%−2.0 pts
96▼30Marion County, IAIA34,1922.5%−1.4 pts
97▼52Shelby County, IAIA11,6892.3%−2.5 pts
98▼16Bremer County, IAIA25,2962.2%−1.0 pts
99▼3Warren County, IAIA57,3312.0%−0.4 pts
SHOWING 1–99 OF 99

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