RANKING · 2020 CENSUS · 87 SHOWN OF 87

Largest households, Iowa cities · 2020

Iowa cities ranked by average household size (2020 ACS). This list covers the 87 cities in Iowa that qualify, ranked against each other statewide. The median across all 87 is 2.33.

IowaAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros ZIP codes

YEAR2010 2020 2024

RANKPLACESTATEPOPAVERAGE HOUSEHOLD SIZEVS 2010

01Asbury, IAIA6,0353.07+4%

02Bondurant, IAIA9,6473.03+6%

03Polk City, IAIA6,6303.02+13%

04Sergeant Bluff, IAIA5,3242.82+1%

05Eldridge, IAIA6,9542.78+3%

06Altoona, IAIA22,7962.76+6%

07Denison, IAIA8,2142.73+3%

08North Liberty, IAIA21,9762.73+20%

09DeWitt, IAIA5,7042.66+17%

10Pleasant Hill, IAIA11,2392.630%

11Urbandale, IAIA48,5702.62+5%

12Ankeny, IAIA77,8332.61+2%

13Marshalltown, IAIA27,5362.58+4%

14Clive, IAIA19,8612.57−6%

15Fairfield, IAIA9,2202.57+19%

16Grimes, IAIA17,4052.57−5%

17Waukee, IAIA34,8902.55−1%

18Sioux Center, IAIA8,8642.54−6%

19Sioux City, IAIA86,3562.54+1%

20Bettendorf, IAIA40,7102.53+4%

21Storm Lake, IAIA11,5902.53−5%

22Glenwood, IAIA5,2872.53+5%

23Marion, IAIA42,7322.53+5%

24Adel, IAIA7,0982.50+7%

25Norwalk, IAIA15,0042.49−7%

26Tiffin, IAIA7,1562.49+2%

27Muscatine, IAIA23,1642.49+3%

28Des Moines, IAIA212,0862.46+5%

29Davenport, IAIA100,3582.46+5%

30Waverly, IAIA10,5612.460%

31Orange City, IAIA6,4682.45−4%

32Johnston, IAIA25,0652.45−10%

33Cedar Falls, IAIA41,2402.45+2%

34Hiawatha, IAIA7,4322.42+9%

35Boone, IAIA12,4712.41+2%

36Council Bluffs, IAIA62,6802.41−1%

37Indianola, IAIA16,8292.39−2%

38Le Mars, IAIA10,7602.39−2%

39Windsor Heights, IAIA5,0592.39+12%

40Washington, IAIA7,2612.37+3%

41Perry, IAIA8,2082.36−8%

42Coralville, IAIA23,9602.35+1%

43Ottumwa, IAIA25,3192.34+1%

44Independence, IAIA6,3122.33+1%

45Cedar Rapids, IAIA137,9352.33+2%

46Oelwein, IAIA5,7572.32+4%

47Waterloo, IAIA66,9192.320%

48Newton, IAIA15,7412.31+8%

49Oskaloosa, IAIA11,4932.310%

50Webster City, IAIA7,8152.30+4%

51Pella, IAIA10,9922.27−9%

52Sheldon, IAIA5,5752.27+6%

53Clinton, IAIA24,0492.26−5%

54West Des Moines, IAIA74,2242.25−3%

55Maquoketa, IAIA6,0272.25+1%

56Dubuque, IAIA59,1482.240%

57Vinton, IAIA5,0042.24−4%

58Winterset, IAIA5,5202.24−9%

59Mount Pleasant, IAIA8,5002.23−13%

60Manchester, IAIA5,3572.230%

61Fort Madison, IAIA9,9352.220%

62Nevada, IAIA6,9742.21−4%

63Ames, IAIA68,2202.21−2%

64Burlington, IAIA23,3362.21−5%

65Iowa City, IAIA76,2292.200%

66Red Oak, IAIA5,3882.19−5%

67Creston, IAIA7,3352.18−3%

68Anamosa, IAIA5,9012.18−2%

69Carroll, IAIA10,0852.180%

70Clarinda, IAIA5,2732.18+7%

71Keokuk, IAIA9,5102.17−10%

72Osceola, IAIA5,6792.16−12%

73Clear Lake, IAIA7,6012.150%

74Centerville, IAIA5,3272.15−4%

75Estherville, IAIA5,8072.12−7%

76Iowa Falls, IAIA5,0132.09+5%

77Knoxville, IAIA7,4692.09−6%

78Mason City, IAIA26,8532.08−3%

79Fort Dodge, IAIA24,8372.08−8%

80Spencer, IAIA11,2182.07−2%

81Charles City, IAIA7,0132.05−5%

82Cherokee, IAIA5,1222.02−2%

83Grinnell, IAIA9,4302.01−5%

84Atlantic, IAIA6,6762.00−7%

85Decorah, IAIA7,4171.99−10%

86Algona, IAIA5,3091.98−9%

87Spirit Lake, IAIA5,5251.89−9%

SHOWING 1–87 OF 87

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