RANKING · 2010 CENSUS · 115 SHOWN OF 115

Largest households, Missouri counties · 2010

Missouri counties ranked by average household size (2023 ACS). This list covers the 115 counties in Missouri that qualify, ranked against each other statewide.

MissouriAll 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

YEAR2010 2020 2024

RANKPLACESTATEPOPAVERAGE HOUSEHOLD SIZEVS 2000

01McDonald County, MOMO23,9922.85–

02Lincoln County, MOMO66,6762.81–

03Douglas County, MOMO12,3422.75–

04Webster County, MOMO43,0542.71–

05Jefferson County, MOMO233,1322.68–

06Cass County, MOMO115,8592.66–

07St. Charles County, MOMO426,4992.64–

08Washington County, MOMO23,8102.63–

09Newton County, MOMO62,2632.63–

10Mississippi County, MOMO12,0032.61–

11Christian County, MOMO96,7252.60–

12Pemiscot County, MOMO14,4652.60–

13Franklin County, MOMO108,0902.59–

14Moniteau County, MOMO15,4282.59–

15Dallas County, MOMO18,0252.58–

16Osage County, MOMO13,6112.58–

17Pulaski County, MOMO54,4422.58–

18Bollinger County, MOMO10,6462.57–

19Crawford County, MOMO22,9292.57–

20Howell County, MOMO40,7982.56–

21Warren County, MOMO39,0162.56–

22Andrew County, MOMO18,2412.55–

23Bates County, MOMO16,5122.55–

24Ray County, MOMO23,3982.55–

25Madison County, MOMO12,8582.54–

26Daviess County, MOMO8,5582.53–

27Jasper County, MOMO127,4282.53–

28Linn County, MOMO11,8152.53–

29Carter County, MOMO5,4182.52–

30Clark County, MOMO6,4752.52–

31Barton County, MOMO11,7952.52–

32Pettis County, MOMO44,2542.52–

33Texas County, MOMO25,9942.52–

34Sullivan County, MOMO5,7382.52–

35Lawrence County, MOMO39,4012.51–

36Lewis County, MOMO9,8792.51–

37Maries County, MOMO8,3972.51–

38Clinton County, MOMO21,6612.51–

39Dent County, MOMO14,5842.50–

40Johnson County, MOMO56,6702.50–

41Randolph County, MOMO24,5132.50–

42Barry County, MOMO36,2002.49–

43Harrison County, MOMO8,2812.49–

44Ripley County, MOMO10,7172.49–

45Polk County, MOMO33,6042.48–

46Scott County, MOMO37,9752.48–

47Wright County, MOMO19,6712.48–

48Cooper County, MOMO17,1362.47–

49Buchanan County, MOMO83,5402.47–

50DeKalb County, MOMO9,7952.47–

51Gentry County, MOMO6,3842.47–

52Shannon County, MOMO7,2852.47–

53Audrain County, MOMO24,5282.46–

54Platte County, MOMO114,4002.46–

55Clay County, MOMO265,0322.46–

56Carroll County, MOMO8,4172.45–

57Montgomery County, MOMO11,5902.45–

58Perry County, MOMO19,0932.45–

59Vernon County, MOMO19,9462.45–

60Laclede County, MOMO36,9432.44–

61Livingston County, MOMO14,7082.44–

62Phelps County, MOMO45,2472.44–

63Ozark County, MOMO9,1722.44–

64Caldwell County, MOMO9,0122.43–

65Jackson County, MOMO732,9942.43–

66Nodaway County, MOMO20,1742.43–

67Ralls County, MOMO10,4442.43–

68Stoddard County, MOMO28,2842.43–

69New Madrid County, MOMO15,0862.43–

70Dade County, MOMO7,8042.42–

71Ste. Genevieve County, MOMO18,6892.42–

72Butler County, MOMO41,9042.41–

73Callaway County, MOMO45,7652.41–

74Pike County, MOMO17,9552.41–

75Saline County, MOMO23,2652.41–

76Lafayette County, MOMO33,5312.41–

77St. Louis County, MOMO990,9112.41–

78Iron County, MOMO9,3182.40–

79Morgan County, MOMO22,4182.40–

80Cape Girardeau County, MOMO83,9992.39–

81Chariton County, MOMO7,3772.39–

82Cole County, MOMO77,9082.39–

83Marion County, MOMO28,5252.39–

84Oregon County, MOMO8,7092.39–

85St. Francois County, MOMO67,8092.39–

86Mercer County, MOMO3,4042.38–

87Scotland County, MOMO4,7962.38–

88Dunklin County, MOMO26,8552.37–

89Gasconade County, MOMO14,7842.36–

90Howard County, MOMO10,1802.35–

91Stone County, MOMO32,5032.35–

92Boone County, MOMO191,7462.34–

93Henry County, MOMO22,6712.34–

94Macon County, MOMO15,1902.34–

95Taney County, MOMO57,0012.34–

96Adair County, MOMO25,6842.33–

97Camden County, MOMO44,0472.33–

98Miller County, MOMO25,8172.33–

99Grundy County, MOMO9,7442.33–

100Monroe County, MOMO8,9592.31–

101Shelby County, MOMO5,8702.30–

102Wayne County, MOMO10,7822.29–

103Knox County, MOMO3,7282.28–

104Greene County, MOMO309,2862.28–

105Atchison County, MOMO5,1752.27–

106Reynolds County, MOMO5,9922.27–

107Cedar County, MOMO14,8882.27–

108Putnam County, MOMO4,5462.26–

109Benton County, MOMO20,5362.25–

110St. Clair County, MOMO9,9762.24–

111Holt County, MOMO4,2002.22–

112St. Louis, MOMO278,1442.19–

113Worth County, MOMO1,9142.18–

114Hickory County, MOMO9,0442.13–

115Schuyler County, MOMO4,1402.07–

SHOWING 1–115 OF 115

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