RANKING · 2000 CENSUS · 99 SHOWN OF 99

Highest median household income, Iowa counties · 2000

Iowa counties ranked by median household income from the 2000 American Community Survey 5-year estimates. This list covers the 99 counties in Iowa that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN HOUSEHOLD INCOMEVS 1990

01Warren County, IAIA57,331$50,349+55%

02Dallas County, IAIA118,457$48,528+68%

03Linn County, IAIA232,028$46,206+44%

04Polk County, IAIA516,546$46,116+48%

05Scott County, IAIA175,259$42,701+42%

06Mills County, IAIA14,793$42,428+55%

07Benton County, IAIA26,004$42,427+63%

08Marion County, IAIA34,192$42,401+51%

09Cedar County, IAIA18,359$42,198+52%

10Madison County, IAIA17,270$41,845+57%

11Muscatine County, IAIA41,853$41,803+40%

12Jasper County, IAIA38,153$41,683+45%

13Plymouth County, IAIA25,697$41,638+55%

14Iowa County, IAIA16,504$41,222+55%

15Bremer County, IAIA25,296$40,826+49%

16Boone County, IAIA26,799$40,763+56%

17Sioux County, IAIA36,774$40,536+58%

18Story County, IAIA101,291$40,442+52%

19Pottawattamie County, IAIA92,996$40,089+50%

20Johnson County, IAIA160,044$40,060+44%

21Dubuque County, IAIA99,381$39,582+40%

22Grundy County, IAIA12,361$39,396+50%

23Washington County, IAIA22,667$39,103+51%

24Henry County, IAIA19,349$39,087+57%

25Louisa County, IAIA10,416$39,086+53%

26Dickinson County, IAIA18,077$39,020+55%

27Winneshiek County, IAIA19,733$38,908+60%

28Hamilton County, IAIA14,944$38,658+50%

29Woodbury County, IAIA106,649$38,509+53%

30Winnebago County, IAIA10,251$38,381+63%

31Fremont County, IAIA6,522$38,345+67%

32Marshall County, IAIA39,890$38,268+35%

33Humboldt County, IAIA9,409$38,201+56%

34Harrison County, IAIA14,623$38,141+71%

35Buchanan County, IAIA20,883$38,036+63%

36Poweshiek County, IAIA18,368$37,836+45%

37Hancock County, IAIA10,528$37,703+48%

38Chickasaw County, IAIA11,663$37,649+53%

39Jones County, IAIA21,253$37,449+53%

40Shelby County, IAIA11,689$37,442+65%

41Clinton County, IAIA46,002$37,423+47%

42Tama County, IAIA16,796$37,419+54%

43Mahaska County, IAIA21,880$37,314+61%

44Carroll County, IAIA20,303$37,275+53%

45Black Hawk County, IAIA131,532$37,266+45%

46Delaware County, IAIA17,674$37,168+44%

47Lyon County, IAIA12,354$36,878+63%

48Des Moines County, IAIA38,077$36,790+39%

49Guthrie County, IAIA10,782$36,495+56%

50Worth County, IAIA7,338$36,444+59%

51Wright County, IAIA12,801$36,197+47%

52Lee County, IAIA32,306$36,193+47%

53Franklin County, IAIA9,868$36,042+52%

54Butler County, IAIA14,049$35,883+54%

55Cerro Gordo County, IAIA42,372$35,867+43%

56Clay County, IAIA16,202$35,799+43%

57O'Brien County, IAIA14,220$35,758+55%

58Page County, IAIA14,856$35,466+61%

59Hardin County, IAIA16,455$35,429+51%

60Webster County, IAIA36,838$35,334+49%

61Buena Vista County, IAIA20,449$35,300+39%

62Floyd County, IAIA14,901$35,237+51%

63Adair County, IAIA7,403$35,179+64%

64Cherokee County, IAIA11,369$35,142+53%

65Monroe County, IAIA7,406$34,877+68%

66Mitchell County, IAIA10,650$34,843+42%

67Ida County, IAIA6,777$34,805+52%

68Howard County, IAIA9,415$34,641+58%

69Kossuth County, IAIA14,322$34,562+48%

70Jackson County, IAIA19,288$34,529+54%

71Clarke County, IAIA9,574$34,474+59%

72Osceola County, IAIA5,980$34,274+49%

73Clayton County, IAIA16,845$34,068+59%

74Keokuk County, IAIA9,797$34,025+53%

75Allamakee County, IAIA14,238$33,967+61%

76Crawford County, IAIA16,237$33,922+53%

77Greene County, IAIA8,658$33,883+52%

78Jefferson County, IAIA15,291$33,851+50%

79Pocahontas County, IAIA6,819$33,362+42%

80Emmet County, IAIA9,107$33,305+46%

81Calhoun County, IAIA9,562$33,286+48%

82Monona County, IAIA8,539$33,235+60%

83Montgomery County, IAIA10,002$33,214+42%

84Cass County, IAIA12,960$32,922+51%

85Sac County, IAIA9,525$32,874+51%

86Davis County, IAIA9,230$32,864+64%

87Fayette County, IAIA19,047$32,453+54%

88Palo Alto County, IAIA8,899$32,409+53%

89Audubon County, IAIA5,509$32,215+50%

90Wapello County, IAIA35,210$32,188+53%

91Union County, IAIA11,829$31,905+48%

92Taylor County, IAIA5,835$31,297+68%

93Van Buren County, IAIA7,131$31,094+62%

94Lucas County, IAIA8,847$30,876+45%

95Adams County, IAIA3,617$30,453+48%

96Wayne County, IAIA6,738$29,380+67%

97Ringgold County, IAIA4,642$29,110+40%

98Appanoose County, IAIA12,077$28,612+60%

99Decatur County, IAIA7,655$27,343+51%

SHOWING 1–99 OF 99

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS