RANKING · 2000 CENSUS · 115 SHOWN OF 115

Largest by population, Missouri counties · 2000

The most populous Missouri counties as of the 2000 population estimates. This list covers the 115 counties in Missouri that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDFastest growing Fastest shrinking Most population gained Most population lost Most densely populated Most sparsely populated

YEAR1990 2000 2010 2020 2025

RANKPLACESTATETOTAL POPULATIONVS 1990

01St. Louis County, MOMO1,016,315+2%

02Jackson County, MOMO654,880+3%

03St. Louis, MOMO348,189−12%

04St. Charles County, MOMO283,883+33%

05Greene County, MOMO240,391+16%

06Jefferson County, MOMO198,099+16%

07Clay County, MOMO184,006+20%

08Boone County, MOMO135,454+21%

09Jasper County, MOMO104,686+16%

10Franklin County, MOMO93,807+16%

11Buchanan County, MOMO85,998+4%

12Cass County, MOMO82,092+29%

13Platte County, MOMO73,781+28%

14Cole County, MOMO71,397+12%

15Cape Girardeau County, MOMO68,693+11%

16St. Francois County, MOMO55,641+14%

17Christian County, MOMO54,285+66%

18Newton County, MOMO52,636+18%

19Johnson County, MOMO48,258+14%

20Pulaski County, MOMO41,165−0%

21Butler County, MOMO40,867+5%

22Callaway County, MOMO40,766+24%

23Scott County, MOMO40,422+3%

24Phelps County, MOMO39,825+13%

25Taney County, MOMO39,703+55%

26Pettis County, MOMO39,403+11%

27Lincoln County, MOMO38,944+35%

28Howell County, MOMO37,238+18%

29Camden County, MOMO37,051+35%

30Lawrence County, MOMO35,204+16%

31Barry County, MOMO34,010+23%

32Dunklin County, MOMO33,155+0%

33Lafayette County, MOMO32,960+6%

34Laclede County, MOMO32,513+20%

35Webster County, MOMO31,045+31%

36Stoddard County, MOMO29,705+3%

37Stone County, MOMO28,658+50%

38Marion County, MOMO28,289+2%

39Polk County, MOMO26,992+24%

40Audrain County, MOMO25,853+10%

41Adair County, MOMO24,977+2%

42Randolph County, MOMO24,663+1%

43Warren County, MOMO24,525+26%

44Saline County, MOMO23,756+1%

45Miller County, MOMO23,564+14%

46Ray County, MOMO23,354+6%

47Washington County, MOMO23,344+15%

48Texas County, MOMO23,003+7%

49Crawford County, MOMO22,804+19%

50Henry County, MOMO21,997+10%

51Nodaway County, MOMO21,912+1%

52McDonald County, MOMO21,681+28%

53Vernon County, MOMO20,454+7%

54Pemiscot County, MOMO20,047−9%

55New Madrid County, MOMO19,760−6%

56Morgan County, MOMO19,309+24%

57Clinton County, MOMO18,979+14%

58Pike County, MOMO18,351+15%

59Perry County, MOMO18,132+9%

60Wright County, MOMO17,955+7%

61Ste. Genevieve County, MOMO17,842+11%

62Benton County, MOMO17,180+24%

63Cooper County, MOMO16,670+12%

64Bates County, MOMO16,653+11%

65Andrew County, MOMO16,492+13%

66Macon County, MOMO15,762+3%

67Dallas County, MOMO15,661+24%

68Gasconade County, MOMO15,342+10%

69Dent County, MOMO14,927+9%

70Moniteau County, MOMO14,827+21%

71Livingston County, MOMO14,558−0%

72Linn County, MOMO13,754−1%

73Cedar County, MOMO13,733+14%

74Ripley County, MOMO13,509+10%

75Mississippi County, MOMO13,427−7%

76Wayne County, MOMO13,259+15%

77Douglas County, MOMO13,084+10%

78Osage County, MOMO13,062+9%

79Barton County, MOMO12,541+11%

80Montgomery County, MOMO12,136+7%

81Bollinger County, MOMO12,029+13%

82Madison County, MOMO11,800+6%

83DeKalb County, MOMO11,597+16%

84Iron County, MOMO10,697−0%

85Lewis County, MOMO10,494+3%

86Grundy County, MOMO10,432−1%

87Oregon County, MOMO10,344+9%

88Carroll County, MOMO10,285−4%

89Howard County, MOMO10,212+6%

90St. Clair County, MOMO9,652+14%

91Ralls County, MOMO9,626+14%

92Ozark County, MOMO9,542+11%

93Monroe County, MOMO9,311+2%

94Caldwell County, MOMO8,969+7%

95Hickory County, MOMO8,940+22%

96Maries County, MOMO8,903+12%

97Harrison County, MOMO8,850+4%

98Chariton County, MOMO8,438−8%

99Shannon County, MOMO8,324+9%

100Daviess County, MOMO8,016+2%

101Dade County, MOMO7,923+6%

102Clark County, MOMO7,416−2%

103Sullivan County, MOMO7,219+14%

104Gentry County, MOMO6,861+0%

105Shelby County, MOMO6,799−2%

106Reynolds County, MOMO6,689+0%

107Atchison County, MOMO6,430−14%

108Carter County, MOMO5,941+8%

109Holt County, MOMO5,351−11%

110Putnam County, MOMO5,223+3%

111Scotland County, MOMO4,983+3%

112Knox County, MOMO4,361−3%

113Schuyler County, MOMO4,170−2%

114Mercer County, MOMO3,757+1%

115Worth County, MOMO2,382−2%

SHOWING 1–115 OF 115

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