RANKING · 2000 CENSUS · 99 SHOWN OF 99

Most unmarried people, Iowa counties · 2000

Iowa counties with the highest share of people 15 and over who are not currently married (never-married, widowed, or divorced), as of the 2000 American Community Survey. This list covers the 99 counties in Iowa that qualify, ranked against each other statewide. The median across all 99 is 37.6%.

IowaAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried men

RANKPLACESTATEPOPUNMARRIED PEOPLEVS –

01Johnson County, IAIA160,04453.6%–

02Story County, IAIA101,29153.1%–

03Black Hawk County, IAIA131,53246.8%–

04Webster County, IAIA36,83845.0%–

05Woodbury County, IAIA106,64944.1%–

06Winneshiek County, IAIA19,73343.8%–

07Poweshiek County, IAIA18,36843.4%–

08Scott County, IAIA175,25943.0%–

09Wapello County, IAIA35,21042.9%–

10Jefferson County, IAIA15,29142.6%–

11Pottawattamie County, IAIA92,99642.6%–

12Decatur County, IAIA7,65542.6%–

13Polk County, IAIA516,54642.2%–

14Cerro Gordo County, IAIA42,37242.1%–

15Lee County, IAIA32,30642.1%–

16Emmet County, IAIA9,10742.0%–

17Linn County, IAIA232,02842.0%–

18Des Moines County, IAIA38,07741.8%–

19Dubuque County, IAIA99,38141.5%–

20Buena Vista County, IAIA20,44941.5%–

21Monona County, IAIA8,53941.2%–

22Clinton County, IAIA46,00241.1%–

23Palo Alto County, IAIA8,89941.0%–

24Henry County, IAIA19,34940.9%–

25Fayette County, IAIA19,04740.9%–

26Jones County, IAIA21,25340.8%–

27Union County, IAIA11,82939.7%–

28Muscatine County, IAIA41,85339.6%–

29Boone County, IAIA26,79939.6%–

30Greene County, IAIA8,65839.5%–

31Appanoose County, IAIA12,07739.5%–

32Howard County, IAIA9,41539.5%–

33Page County, IAIA14,85639.4%–

34Jackson County, IAIA19,28839.4%–

35Hardin County, IAIA16,45539.4%–

36Winnebago County, IAIA10,25139.2%–

37Carroll County, IAIA20,30339.0%–

38Calhoun County, IAIA9,56238.8%–

39Marshall County, IAIA39,89038.7%–

40Clay County, IAIA16,20238.7%–

41Sac County, IAIA9,52538.3%–

42Clayton County, IAIA16,84538.3%–

43Montgomery County, IAIA10,00238.3%–

44Crawford County, IAIA16,23738.3%–

45Lucas County, IAIA8,84738.1%–

46Monroe County, IAIA7,40637.8%–

47Worth County, IAIA7,33837.7%–

48Marion County, IAIA34,19237.7%–

49Bremer County, IAIA25,29637.7%–

50Cass County, IAIA12,96037.6%–

51Cherokee County, IAIA11,36937.6%–

52Van Buren County, IAIA7,13137.6%–

53Humboldt County, IAIA9,40937.5%–

54Ida County, IAIA6,77737.4%–

55Mahaska County, IAIA21,88037.4%–

56Floyd County, IAIA14,90137.4%–

57Wright County, IAIA12,80137.3%–

58Sioux County, IAIA36,77437.2%–

59Allamakee County, IAIA14,23837.1%–

60Jasper County, IAIA38,15337.0%–

61Davis County, IAIA9,23037.0%–

62Dickinson County, IAIA18,07736.9%–

63Clarke County, IAIA9,57436.9%–

64Keokuk County, IAIA9,79736.8%–

65Hamilton County, IAIA14,94436.6%–

66Buchanan County, IAIA20,88336.6%–

67Harrison County, IAIA14,62336.6%–

68Warren County, IAIA57,33136.5%–

69Guthrie County, IAIA10,78236.5%–

70Taylor County, IAIA5,83536.5%–

71O'Brien County, IAIA14,22036.4%–

72Chickasaw County, IAIA11,66336.4%–

73Washington County, IAIA22,66736.4%–

74Tama County, IAIA16,79636.3%–

75Kossuth County, IAIA14,32236.2%–

76Delaware County, IAIA17,67436.2%–

77Cedar County, IAIA18,35936.1%–

78Dallas County, IAIA118,45736.0%–

79Ringgold County, IAIA4,64235.8%–

80Wayne County, IAIA6,73835.7%–

81Pocahontas County, IAIA6,81935.7%–

82Iowa County, IAIA16,50435.7%–

83Franklin County, IAIA9,86835.6%–

84Plymouth County, IAIA25,69735.6%–

85Fremont County, IAIA6,52235.5%–

86Osceola County, IAIA5,98035.2%–

87Hancock County, IAIA10,52835.1%–

88Mitchell County, IAIA10,65035.0%–

89Adams County, IAIA3,61734.8%–

90Audubon County, IAIA5,50934.7%–

91Benton County, IAIA26,00434.6%–

92Louisa County, IAIA10,41634.5%–

93Butler County, IAIA14,04934.5%–

94Adair County, IAIA7,40334.3%–

95Shelby County, IAIA11,68933.6%–

96Mills County, IAIA14,79333.5%–

97Madison County, IAIA17,27033.3%–

98Lyon County, IAIA12,35432.9%–

99Grundy County, IAIA12,36132.1%–

SHOWING 1–99 OF 99

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS