RANKING · 1990 CENSUS · 115 SHOWN OF 115

Most sparsely populated, Missouri counties · 1990

Missouri counties with the fewest residents per square mile (1990). This list covers the 115 counties in Missouri that qualify, ranked against each other statewide. The median across all 115 is 27.

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SAME RANKING BYCities States Metros

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS –

01Shannon County, MOMO7,2858–

02Mercer County, MOMO3,4048–

03Reynolds County, MOMO5,9928–

04Knox County, MOMO3,7289–

05Worth County, MOMO1,9149–

06Sullivan County, MOMO5,73810–

07Putnam County, MOMO4,54610–

08Carter County, MOMO5,41811–

09Scotland County, MOMO4,79611–

10Ozark County, MOMO9,17212–

11Harrison County, MOMO8,28112–

12Oregon County, MOMO8,70912–

13Chariton County, MOMO7,37712–

14St. Clair County, MOMO9,97613–

15Holt County, MOMO4,20013–

16Atchison County, MOMO5,17514–

17Schuyler County, MOMO4,14014–

18Shelby County, MOMO5,87014–

19Gentry County, MOMO6,38414–

20Daviess County, MOMO8,55814–

21Monroe County, MOMO8,95914–

22Douglas County, MOMO12,34215–

23Clark County, MOMO6,47515–

24Maries County, MOMO8,39715–

25Dade County, MOMO7,80415–

26Wayne County, MOMO10,78215–

27Carroll County, MOMO8,41715–

28Bollinger County, MOMO10,64617–

29Bates County, MOMO16,51218–

30Ralls County, MOMO10,44418–

31Dent County, MOMO14,58418–

32Texas County, MOMO25,99418–

33Hickory County, MOMO9,04418–

34Barton County, MOMO11,79519–

35Macon County, MOMO15,19019–

36Iron County, MOMO9,31819–

37Ripley County, MOMO10,71720–

38Caldwell County, MOMO9,01220–

39Benton County, MOMO20,53620–

40Osage County, MOMO13,61120–

41Lewis County, MOMO9,87920–

42Howard County, MOMO10,18021–

43Montgomery County, MOMO11,59021–

44Madison County, MOMO12,85823–

45Linn County, MOMO11,81523–

46Vernon County, MOMO19,94623–

47Dallas County, MOMO18,02523–

48DeKalb County, MOMO9,79524–

49Pike County, MOMO17,95524–

50Grundy County, MOMO9,74424–

51Wright County, MOMO19,67125–

52Nodaway County, MOMO20,17425–

53Cedar County, MOMO14,88825–

54Crawford County, MOMO22,92926–

55Morgan County, MOMO22,41826–

56Cooper County, MOMO17,13626–

57Washington County, MOMO23,81027–

58Gasconade County, MOMO14,78427–

59Livingston County, MOMO14,70827–

60Henry County, MOMO22,67129–

61Moniteau County, MOMO15,42830–

62New Madrid County, MOMO15,08631–

63Saline County, MOMO23,26531–

64McDonald County, MOMO23,99231–

65Ste. Genevieve County, MOMO18,68932–

66Andrew County, MOMO18,24134–

67Howell County, MOMO40,79834–

68Audrain County, MOMO24,52834–

69Polk County, MOMO33,60434–

70Miller County, MOMO25,81735–

71Mississippi County, MOMO12,00335–

72Perry County, MOMO19,09335–

73Stoddard County, MOMO28,28435–

74Barry County, MOMO36,20035–

75Laclede County, MOMO36,94336–

76Ray County, MOMO23,39839–

77Callaway County, MOMO45,76539–

78Clinton County, MOMO21,66140–

79Webster County, MOMO43,05440–

80Taney County, MOMO57,00140–

81Stone County, MOMO32,50341–

82Camden County, MOMO44,04742–

83Adair County, MOMO25,68443–

84Pemiscot County, MOMO14,46545–

85Warren County, MOMO39,01646–

86Lincoln County, MOMO66,67646–

87Lawrence County, MOMO39,40149–

88Lafayette County, MOMO33,53150–

89Randolph County, MOMO24,51350–

90Johnson County, MOMO56,67051–

91Pettis County, MOMO44,25452–

92Phelps County, MOMO45,24752–

93Butler County, MOMO41,90456–

94Christian County, MOMO96,72558–

95Dunklin County, MOMO26,85561–

96Marion County, MOMO28,52563–

97Newton County, MOMO62,26371–

98Pulaski County, MOMO54,44276–

99Franklin County, MOMO108,09087–

100Cass County, MOMO115,85992–

101Scott County, MOMO37,97594–

102Cape Girardeau County, MOMO83,999107–

103St. Francois County, MOMO67,809108–

104Platte County, MOMO114,400138–

105Jasper County, MOMO127,428142–

106Cole County, MOMO77,908162–

107Boone County, MOMO191,746164–

108Buchanan County, MOMO83,540204–

109Jefferson County, MOMO233,132261–

110Greene County, MOMO309,286308–

111St. Charles County, MOMO426,499380–

112Clay County, MOMO265,032386–

113Jackson County, MOMO732,9941,047–

114St. Louis County, MOMO990,9111,956–

115St. Louis, MOMO278,1446,427–

SHOWING 1–115 OF 115

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