RANKING · 2020 CENSUS · 99 SHOWN OF 99

Most car-free households, Iowa counties · 2020

Iowa counties ranked by the share of households with no vehicle (2023 ACS). This list covers the 99 counties in Iowa that qualify, ranked against each other statewide.

IowaAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDLongest commutes Shortest commutes Most car-dependent Most work-from-home Most transit commuters Most walking commuters

YEAR2010 2020 2024

RANKPLACESTATEPOPNO VEHICLE AVAILABLEVS 2000

01Davis County, IAIA9,23016.0%–

02Clarke County, IAIA9,57410.1%–

03O'Brien County, IAIA14,2209.4%–

04Lucas County, IAIA8,8479.1%–

05Wapello County, IAIA35,2108.5%–

06Des Moines County, IAIA38,0778.2%–

07Monroe County, IAIA7,4068.0%–

08Wright County, IAIA12,8017.8%–

09Decatur County, IAIA7,6557.8%–

10Wayne County, IAIA6,7387.5%–

11Webster County, IAIA36,8387.3%–

12Black Hawk County, IAIA131,5327.3%–

13Appanoose County, IAIA12,0777.3%–

14Story County, IAIA101,2917.1%–

15Floyd County, IAIA14,9017.1%–

16Kossuth County, IAIA14,3227.0%–

17Clinton County, IAIA46,0027.0%–

18Johnson County, IAIA160,0447.0%–

19Marshall County, IAIA39,8906.8%–

20Clayton County, IAIA16,8456.8%–

21Cass County, IAIA12,9606.8%–

22Crawford County, IAIA16,2376.7%–

23Cherokee County, IAIA11,3696.6%–

24Pottawattamie County, IAIA92,9966.5%–

25Woodbury County, IAIA106,6496.5%–

26Page County, IAIA14,8566.5%–

27Humboldt County, IAIA9,4096.4%–

28Van Buren County, IAIA7,1316.4%–

29Poweshiek County, IAIA18,3686.3%–

30Clay County, IAIA16,2026.3%–

31Cerro Gordo County, IAIA42,3726.3%–

32Mahaska County, IAIA21,8806.2%–

33Hardin County, IAIA16,4556.2%–

34Polk County, IAIA516,5466.0%–

35Carroll County, IAIA20,3036.0%–

36Audubon County, IAIA5,5096.0%–

37Jefferson County, IAIA15,2916.0%–

38Lee County, IAIA32,3066.0%–

39Union County, IAIA11,8296.0%–

40Muscatine County, IAIA41,8535.9%–

41Dubuque County, IAIA99,3815.8%–

42Scott County, IAIA175,2595.8%–

43Louisa County, IAIA10,4165.7%–

44Madison County, IAIA17,2705.7%–

45Boone County, IAIA26,7995.5%–

46Buchanan County, IAIA20,8835.3%–

47Fayette County, IAIA19,0475.2%–

48Jones County, IAIA21,2535.2%–

49Howard County, IAIA9,4155.1%–

50Jasper County, IAIA38,1535.0%–

51Jackson County, IAIA19,2884.9%–

52Mitchell County, IAIA10,6504.9%–

53Linn County, IAIA232,0284.8%–

54Ringgold County, IAIA4,6424.8%–

55Greene County, IAIA8,6584.8%–

56Dickinson County, IAIA18,0774.8%–

57Ida County, IAIA6,7774.7%–

58Marion County, IAIA34,1924.5%–

59Shelby County, IAIA11,6894.5%–

60Palo Alto County, IAIA8,8994.5%–

61Buena Vista County, IAIA20,4494.3%–

62Plymouth County, IAIA25,6974.3%–

63Harrison County, IAIA14,6234.3%–

64Winneshiek County, IAIA19,7334.2%–

65Washington County, IAIA22,6674.2%–

66Monona County, IAIA8,5394.1%–

67Montgomery County, IAIA10,0024.1%–

68Adams County, IAIA3,6174.1%–

69Pocahontas County, IAIA6,8194.0%–

70Allamakee County, IAIA14,2384.0%–

71Chickasaw County, IAIA11,6633.8%–

72Butler County, IAIA14,0493.8%–

73Mills County, IAIA14,7933.8%–

74Hancock County, IAIA10,5283.7%–

75Tama County, IAIA16,7963.7%–

76Henry County, IAIA19,3493.7%–

77Hamilton County, IAIA14,9443.7%–

78Calhoun County, IAIA9,5623.7%–

79Worth County, IAIA7,3383.6%–

80Guthrie County, IAIA10,7823.6%–

81Emmet County, IAIA9,1073.6%–

82Grundy County, IAIA12,3613.6%–

83Fremont County, IAIA6,5223.5%–

84Delaware County, IAIA17,6743.4%–

85Osceola County, IAIA5,9803.3%–

86Sioux County, IAIA36,7743.3%–

87Taylor County, IAIA5,8353.3%–

88Dallas County, IAIA118,4573.3%–

89Warren County, IAIA57,3313.2%–

90Benton County, IAIA26,0043.1%–

91Winnebago County, IAIA10,2513.0%–

92Iowa County, IAIA16,5043.0%–

93Cedar County, IAIA18,3593.0%–

94Bremer County, IAIA25,2962.9%–

95Adair County, IAIA7,4032.9%–

96Keokuk County, IAIA9,7972.8%–

97Franklin County, IAIA9,8682.6%–

98Sac County, IAIA9,5252.5%–

99Lyon County, IAIA12,3542.2%–

SHOWING 1–99 OF 99

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES