RANKING · 2024 ACS · 99 SHOWN OF 99

Newest housing stock, Iowa counties

Iowa counties ranked by median year housing was built (2023 ACS). This list covers the 99 counties in Iowa that qualify, ranked against each other statewide.

Flip the list · Oldest housing stock, US counties →

IowaAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDMost expensive homes Cheapest homes Highest median rent Lowest median rent Highest homeownership rate Highest renter share

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS 2000

01Dallas County, IAIA118,4572006–

02Johnson County, IAIA160,0441992–

03Warren County, IAIA57,3311985–

04Story County, IAIA101,2911984–

05Polk County, IAIA516,5461982–

06Dickinson County, IAIA18,0771979–

07Linn County, IAIA232,0281978–

08Madison County, IAIA17,2701977–

09Clarke County, IAIA9,5741975–

10Marion County, IAIA34,1921975–

11Buchanan County, IAIA20,8831973–

12Davis County, IAIA9,2301973–

13Ringgold County, IAIA4,6421973–

14Sioux County, IAIA36,7741973–

15Allamakee County, IAIA14,2381972–

16Mills County, IAIA14,7931972–

17Scott County, IAIA175,2591972–

18Poweshiek County, IAIA18,3681971–

19Plymouth County, IAIA25,6971971–

20Decatur County, IAIA7,6551970–

21Bremer County, IAIA25,2961970–

22Dubuque County, IAIA99,3811970–

23Jackson County, IAIA19,2881970–

24Jones County, IAIA21,2531970–

25Monroe County, IAIA7,4061970–

26Muscatine County, IAIA41,8531970–

27Van Buren County, IAIA7,1311970–

28Iowa County, IAIA16,5041969–

29Wayne County, IAIA6,7381969–

30Crawford County, IAIA16,2371968–

31Guthrie County, IAIA10,7821968–

32Henry County, IAIA19,3491968–

33Pottawattamie County, IAIA92,9961967–

34Clay County, IAIA16,2021967–

35Delaware County, IAIA17,6741967–

36Lyon County, IAIA12,3541967–

37Black Hawk County, IAIA131,5321966–

38Chickasaw County, IAIA11,6631966–

39Jefferson County, IAIA15,2911966–

40Louisa County, IAIA10,4161966–

41Cedar County, IAIA18,3591965–

42Jasper County, IAIA38,1531965–

43Mahaska County, IAIA21,8801965–

44Appanoose County, IAIA12,0771964–

45Benton County, IAIA26,0041964–

46Buena Vista County, IAIA20,4491964–

47Carroll County, IAIA20,3031964–

48Washington County, IAIA22,6671964–

49Union County, IAIA11,8291962–

50Grundy County, IAIA12,3611962–

51Kossuth County, IAIA14,3221962–

52Lucas County, IAIA8,8471962–

53Winnebago County, IAIA10,2511962–

54Winneshiek County, IAIA19,7331962–

55Hancock County, IAIA10,5281961–

56Humboldt County, IAIA9,4091961–

57Boone County, IAIA26,7991960–

58Clayton County, IAIA16,8451960–

59Howard County, IAIA9,4151960–

60Lee County, IAIA32,3061960–

61Wright County, IAIA12,8011960–

62Des Moines County, IAIA38,0771959–

63Cerro Gordo County, IAIA42,3721959–

64Montgomery County, IAIA10,0021959–

65O'Brien County, IAIA14,2201959–

66Woodbury County, IAIA106,6491959–

67Adair County, IAIA7,4031958–

68Butler County, IAIA14,0491958–

69Calhoun County, IAIA9,5621958–

70Cherokee County, IAIA11,3691958–

71Floyd County, IAIA14,9011958–

72Fremont County, IAIA6,5221958–

73Marshall County, IAIA39,8901958–

74Palo Alto County, IAIA8,8991958–

75Wapello County, IAIA35,2101958–

76Mitchell County, IAIA10,6501957–

77Clinton County, IAIA46,0021957–

78Sac County, IAIA9,5251957–

79Tama County, IAIA16,7961957–

80Webster County, IAIA36,8381957–

81Cass County, IAIA12,9601956–

82Hardin County, IAIA16,4551956–

83Monona County, IAIA8,5391956–

84Adams County, IAIA3,6171955–

85Emmet County, IAIA9,1071955–

86Osceola County, IAIA5,9801955–

87Greene County, IAIA8,6581954–

88Fayette County, IAIA19,0471954–

89Franklin County, IAIA9,8681954–

90Harrison County, IAIA14,6231954–

91Page County, IAIA14,8561954–

92Hamilton County, IAIA14,9441953–

93Ida County, IAIA6,7771952–

94Taylor County, IAIA5,8351951–

95Audubon County, IAIA5,5091950–

96Keokuk County, IAIA9,7971950–

97Pocahontas County, IAIA6,8191950–

98Shelby County, IAIA11,6891949–

99Worth County, IAIA7,3381948–

SHOWING 1–99 OF 99

Download CSV (full list, 99 rows)

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