RANKING · 2020 CENSUS · 99 SHOWN OF 99

Highest median household income, Iowa counties · 2020

Iowa counties ranked by median household income from the 2020 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 2000

01Dallas County, IAIA118,457$88,368+82%

02Warren County, IAIA57,331$80,309+60%

03Mills County, IAIA14,793$75,137+77%

04Sioux County, IAIA36,774$73,260+81%

05Bremer County, IAIA25,296$72,209+77%

06Madison County, IAIA17,270$71,811+72%

07Grundy County, IAIA12,361$71,760+82%

08Plymouth County, IAIA25,697$71,147+71%

09Polk County, IAIA516,546$69,747+51%

10Cedar County, IAIA18,359$69,259+64%

11Davis County, IAIA9,230$67,627+106%

12Boone County, IAIA26,799$67,442+65%

13Linn County, IAIA232,028$67,301+46%

14Buchanan County, IAIA20,883$67,252+77%

15Benton County, IAIA26,004$66,046+56%

16Lyon County, IAIA12,354$65,959+79%

17Dubuque County, IAIA99,381$64,493+63%

18Harrison County, IAIA14,623$64,154+68%

19Marion County, IAIA34,192$64,136+51%

20Delaware County, IAIA17,674$63,877+72%

21Scott County, IAIA175,259$63,876+50%

22Washington County, IAIA22,667$63,532+62%

23Winneshiek County, IAIA19,733$63,162+62%

24Johnson County, IAIA160,044$63,062+57%

25Louisa County, IAIA10,416$63,034+61%

26Iowa County, IAIA16,504$62,660+52%

27Guthrie County, IAIA10,782$62,644+72%

28Hancock County, IAIA10,528$61,957+64%

29Chickasaw County, IAIA11,663$61,239+63%

30Osceola County, IAIA5,980$61,167+78%

31Dickinson County, IAIA18,077$60,975+56%

32Woodbury County, IAIA106,649$60,768+58%

33Worth County, IAIA7,338$60,442+66%

34Muscatine County, IAIA41,853$60,435+45%

35Mitchell County, IAIA10,650$60,260+73%

36Hamilton County, IAIA14,944$60,248+56%

37Shelby County, IAIA11,689$60,139+61%

38Pottawattamie County, IAIA92,996$59,901+49%

39Fremont County, IAIA6,522$59,688+56%

40Monroe County, IAIA7,406$59,489+71%

41Jasper County, IAIA38,153$59,481+43%

42Carroll County, IAIA20,303$59,198+59%

43Jackson County, IAIA19,288$59,042+71%

44Marshall County, IAIA39,890$58,735+53%

45Story County, IAIA101,291$58,302+44%

46Taylor County, IAIA5,835$57,768+85%

47Sac County, IAIA9,525$57,446+75%

48O'Brien County, IAIA14,220$57,200+60%

49Jones County, IAIA21,253$57,134+53%

50Howard County, IAIA9,415$56,709+64%

51Emmet County, IAIA9,107$56,708+70%

52Butler County, IAIA14,049$56,473+57%

53Clayton County, IAIA16,845$56,456+66%

54Palo Alto County, IAIA8,899$56,437+74%

55Mahaska County, IAIA21,880$56,417+51%

56Cherokee County, IAIA11,369$56,302+60%

57Kossuth County, IAIA14,322$56,156+62%

58Cerro Gordo County, IAIA42,372$56,082+56%

59Ringgold County, IAIA4,642$55,970+92%

60Montgomery County, IAIA10,002$55,761+68%

61Humboldt County, IAIA9,409$55,707+46%

62Adair County, IAIA7,403$55,700+58%

63Franklin County, IAIA9,868$55,630+54%

64Allamakee County, IAIA14,238$55,523+63%

65Calhoun County, IAIA9,562$55,285+66%

66Clarke County, IAIA9,574$55,078+60%

67Hardin County, IAIA16,455$54,930+55%

68Crawford County, IAIA16,237$54,849+62%

69Black Hawk County, IAIA131,532$54,774+47%

70Tama County, IAIA16,796$54,749+46%

71Henry County, IAIA19,349$54,490+39%

72Ida County, IAIA6,777$54,219+56%

73Buena Vista County, IAIA20,449$54,014+53%

74Lucas County, IAIA8,847$53,967+75%

75Poweshiek County, IAIA18,368$53,925+43%

76Pocahontas County, IAIA6,819$53,573+61%

77Adams County, IAIA3,617$52,287+72%

78Clinton County, IAIA46,002$52,221+40%

79Lee County, IAIA32,306$52,072+44%

80Keokuk County, IAIA9,797$52,012+53%

81Cass County, IAIA12,960$52,005+58%

82Webster County, IAIA36,838$51,909+47%

83Monona County, IAIA8,539$51,866+56%

84Des Moines County, IAIA38,077$51,784+41%

85Floyd County, IAIA14,901$51,768+47%

86Winnebago County, IAIA10,251$51,581+34%

87Clay County, IAIA16,202$51,259+43%

88Wright County, IAIA12,801$51,221+42%

89Page County, IAIA14,856$51,196+44%

90Greene County, IAIA8,658$51,098+51%

91Union County, IAIA11,829$50,375+58%

92Van Buren County, IAIA7,131$49,898+60%

93Fayette County, IAIA19,047$49,834+54%

94Audubon County, IAIA5,509$49,245+53%

95Decatur County, IAIA7,655$48,154+76%

96Wayne County, IAIA6,738$47,543+62%

97Jefferson County, IAIA15,291$47,401+40%

98Wapello County, IAIA35,210$46,433+44%

99Appanoose County, IAIA12,077$39,693+39%

SHOWING 1–99 OF 99

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