RANKING · 2010 CENSUS · 115 SHOWN OF 115

Most sparsely populated, Missouri counties · 2010

Missouri counties with the fewest residents per square mile (2023). This list covers the 115 counties in Missouri that qualify, ranked against each other statewide.

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RELATEDLargest by population Fastest growing Fastest shrinking Most densely populated Best broadband access Worst broadband access

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

01Worth County, MOMO1,9148−9%

02Knox County, MOMO3,7288−5%

03Reynolds County, MOMO5,9928+0%

04Mercer County, MOMO3,4048+1%

05Shannon County, MOMO7,2858+1%

06Putnam County, MOMO4,54610−5%

07Sullivan County, MOMO5,73810−7%

08Atchison County, MOMO5,17510−12%

09Chariton County, MOMO7,37710−7%

10Holt County, MOMO4,20011−8%

11Scotland County, MOMO4,79611−3%

12Carter County, MOMO5,41812+5%

13Harrison County, MOMO8,28112+1%

14Shelby County, MOMO5,87013−6%

15Ozark County, MOMO9,17213+2%

16Carroll County, MOMO8,41713−10%

17Monroe County, MOMO8,95914−5%

18Gentry County, MOMO6,38414−2%

19Oregon County, MOMO8,70914+5%

20Clark County, MOMO6,47514−4%

21Schuyler County, MOMO4,14014+6%

22St. Clair County, MOMO9,97615+2%

23Daviess County, MOMO8,55815+5%

24Dade County, MOMO7,80416−1%

25Douglas County, MOMO12,34217+5%

26Maries County, MOMO8,39717+3%

27Wayne County, MOMO10,78218+2%

28Iron County, MOMO9,31819−1%

29Macon County, MOMO15,19019−1%

30Bollinger County, MOMO10,64620+3%

31Lewis County, MOMO9,87920−3%

32Bates County, MOMO16,51220+2%

33Linn County, MOMO11,81521−7%

34Dent County, MOMO14,58421+5%

35Barton County, MOMO11,79521−1%

36Ralls County, MOMO10,44422+6%

37Howard County, MOMO10,18022−1%

38Texas County, MOMO25,99422+13%

39Caldwell County, MOMO9,01222+5%

40Ripley County, MOMO10,71722+4%

41Montgomery County, MOMO11,59023+1%

42Osage County, MOMO13,61123+6%

43Grundy County, MOMO9,74424−2%

44Hickory County, MOMO9,04424+8%

45Madison County, MOMO12,85825+4%

46Vernon County, MOMO19,94626+3%

47Nodaway County, MOMO20,17427+7%

48Benton County, MOMO20,53627+11%

49Wright County, MOMO19,67128+5%

50Pike County, MOMO17,95528+1%

51New Madrid County, MOMO15,08628−4%

52Livingston County, MOMO14,70829+4%

53Gasconade County, MOMO14,78429−1%

54Cedar County, MOMO14,88829+2%

55DeKalb County, MOMO9,79531+11%

56Saline County, MOMO23,26531−2%

57Dallas County, MOMO18,02531+7%

58Cooper County, MOMO17,13631+6%

59Henry County, MOMO22,67132+1%

60Washington County, MOMO23,81033+8%

61Crawford County, MOMO22,92933+8%

62Morgan County, MOMO22,41834+7%

63Mississippi County, MOMO12,00335+7%

64Ste. Genevieve County, MOMO18,68936+2%

65Stoddard County, MOMO28,28436+1%

66Audrain County, MOMO24,52837−1%

67Pemiscot County, MOMO14,46537−9%

68Moniteau County, MOMO15,42838+5%

69Andrew County, MOMO18,24140+5%

70Perry County, MOMO19,09340+5%

71Ray County, MOMO23,39841+1%

72Miller County, MOMO25,81742+5%

73McDonald County, MOMO23,99243+6%

74Howell County, MOMO40,79844+8%

75Adair County, MOMO25,68445+3%

76Barry County, MOMO36,20046+5%

77Laclede County, MOMO36,94347+9%

78Polk County, MOMO33,60449+15%

79Clinton County, MOMO21,66150+9%

80Randolph County, MOMO24,51353+3%

81Callaway County, MOMO45,76553+9%

82Lafayette County, MOMO33,53153+1%

83Dunklin County, MOMO26,85559−4%

84Webster County, MOMO43,05461+17%

85Butler County, MOMO41,90462+5%

86Pettis County, MOMO44,25462+7%

87Lawrence County, MOMO39,40163+10%

88Johnson County, MOMO56,67063+9%

89Marion County, MOMO28,52566+2%

90Camden County, MOMO44,04767+19%

91Phelps County, MOMO45,24767+13%

92Stone County, MOMO32,50369+12%

93Warren County, MOMO39,01676+33%

94Taney County, MOMO57,00182+30%

95Lincoln County, MOMO66,67684+35%

96Newton County, MOMO62,26393+10%

97Scott County, MOMO37,97593−3%

98Pulaski County, MOMO54,44296+27%

99Franklin County, MOMO108,090110+8%

100Cape Girardeau County, MOMO83,999131+10%

101Christian County, MOMO96,725138+43%

102Cass County, MOMO115,859143+21%

103St. Francois County, MOMO67,809145+17%

104Jasper County, MOMO127,428184+12%

105Cole County, MOMO77,908194+6%

106Platte County, MOMO114,400213+21%

107Buchanan County, MOMO83,540218+4%

108Boone County, MOMO191,746237+20%

109Jefferson County, MOMO233,132333+10%

110Greene County, MOMO309,286407+14%

111Clay County, MOMO265,032558+21%

112St. Charles County, MOMO426,499643+27%

113Jackson County, MOMO732,9941,115+3%

114St. Louis County, MOMO990,9111,966−2%

115St. Louis, MOMO278,1445,173−8%

SHOWING 1–115 OF 115

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