RANKING · 2020 CENSUS · 115 SHOWN OF 115

Fastest growing, Missouri counties · 2020

Missouri counties ranked by population growth from the 2010 census to 2020. This list covers the 115 counties in Missouri that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest by population Fastest shrinking Most population gained Most population lost Most densely populated Most sparsely populated

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Platte County, MOMO114,400+19.5%−29%

02Christian County, MOMO96,725+14.8%−78%

03Clay County, MOMO265,032+14.1%−29%

04Lincoln County, MOMO66,676+13.3%−62%

05Boone County, MOMO191,746+12.9%−37%

06St. Charles County, MOMO426,499+12.4%−63%

07Warren County, MOMO39,016+9.3%−64%

08Greene County, MOMO309,286+8.6%−45%

09Taney County, MOMO57,001+8.5%−85%

10Cass County, MOMO115,859+8.4%−71%

11Cape Girardeau County, MOMO83,999+8.0%−30%

12Webster County, MOMO43,054+8.0%−74%

13Jackson County, MOMO732,994+6.4%+87%

14Andrew County, MOMO18,241+4.9%−62%

15Jasper County, MOMO127,428+4.6%−71%

16Jefferson County, MOMO233,132+3.7%−77%

17Madison County, MOMO12,858+3.3%−46%

18Pulaski County, MOMO54,442+3.2%−1035%

19Franklin County, MOMO108,090+3.1%−81%

20Johnson County, MOMO56,670+2.7%−80%

21St. Francois County, MOMO67,809+2.4%−83%

22Morgan County, MOMO22,418+2.1%−91%

23Clinton County, MOMO21,661+2.1%−85%

24Ralls County, MOMO10,444+1.8%−86%

25Pettis County, MOMO44,254+1.8%−84%

26Ste. Genevieve County, MOMO18,689+1.8%−84%

27Benton County, MOMO20,536+1.8%−93%

28Dallas County, MOMO18,025+1.8%−93%

29Cole County, MOMO77,908+1.7%−86%

30Cedar County, MOMO14,888+1.5%−89%

31Laclede County, MOMO36,943+1.3%−93%

32Polk County, MOMO33,604+1.2%−95%

33McDonald County, MOMO23,992+1.0%−97%

34Newton County, MOMO62,263+0.9%−95%

35St. Louis County, MOMO990,911+0.5%−77%

36Howard County, MOMO10,180+0.1%−99%

37Daviess County, MOMO8,558-0.0%−102%

38Perry County, MOMO19,093-0.1%−101%

39Miller County, MOMO25,817-0.1%−101%

40Callaway County, MOMO45,765-0.1%−100%

41Saline County, MOMO23,265-0.2%−116%

42Moniteau County, MOMO15,428-0.9%−104%

43Marion County, MOMO28,525-0.9%−141%

44Adair County, MOMO25,684-1.1%−170%

45Phelps County, MOMO45,247-1.1%−109%

46Lafayette County, MOMO33,531-1.2%−120%

47Ray County, MOMO23,398-1.4%−123%

48Henry County, MOMO22,671-1.5%−115%

49Butler County, MOMO41,904-1.6%−129%

50Howell County, MOMO40,798-1.6%−109%

51Lawrence County, MOMO39,401-1.6%−110%

52Lewis County, MOMO9,879-1.8%−169%

53Monroe County, MOMO8,959-2.0%−187%

54Audrain County, MOMO24,528-2.2%−123%

55Macon County, MOMO15,190-2.3%−184%

56Scotland County, MOMO4,796-2.6%−179%

57Randolph County, MOMO24,513-2.7%−328%

58Gasconade County, MOMO14,784-2.8%−129%

59Cooper County, MOMO17,136-2.8%−123%

60Camden County, MOMO44,047-2.9%−108%

61Scott County, MOMO37,975-2.9%−209%

62Barry County, MOMO36,200-3.0%−113%

63Wright County, MOMO19,671-3.3%−147%

64Stone County, MOMO32,503-3.5%−107%

65Dade County, MOMO7,804-4.0%−163%

66Livingston County, MOMO14,708-4.2%+1702%

67Shelby County, MOMO5,870-4.2%+106%

68Stoddard County, MOMO28,284-4.3%−254%

69Osage County, MOMO13,611-4.4%−150%

70Grundy County, MOMO9,744-4.4%+347%

71Buchanan County, MOMO83,540-4.9%−241%

72Pike County, MOMO17,955-5.0%−134%

73St. Clair County, MOMO9,976-5.3%−138%

74Chariton County, MOMO7,377-5.4%−35%

75St. Louis, MOMO278,144-5.5%−55%

76Texas County, MOMO25,994-5.8%−182%

77Bates County, MOMO16,512-5.9%−155%

78Putnam County, MOMO4,546-6.0%−311%

79Barton County, MOMO11,795-6.2%−157%

80Caldwell County, MOMO9,012-6.5%−192%

81Mercer County, MOMO3,404-6.5%−815%

82Crawford County, MOMO22,929-6.6%−135%

83Washington County, MOMO23,810-6.7%−146%

84Atchison County, MOMO5,175-6.7%−51%

85Vernon County, MOMO19,946-6.9%−192%

86Linn County, MOMO11,815-7.0%+637%

87Clark County, MOMO6,475-7.1%+308%

88Montgomery County, MOMO11,590-7.5%−209%

89Dent County, MOMO14,584-7.9%−188%

90Maries County, MOMO8,397-8.1%−170%

91Gentry County, MOMO6,384-8.5%−4603%

92Carroll County, MOMO8,417-8.6%+100%

93Harrison County, MOMO8,281-8.9%−299%

94Reynolds County, MOMO5,992-9.0%−2232%

95Schuyler County, MOMO4,140-9.0%+478%

96Nodaway County, MOMO20,174-9.1%−1074%

97Worth County, MOMO1,914-9.1%+284%

98Knox County, MOMO3,728-9.4%+247%

99Iron County, MOMO9,318-10.3%+3703%

100Sullivan County, MOMO5,738-10.6%−175%

101Dunklin County, MOMO26,855-11.5%−8944%

102Ozark County, MOMO9,172-12.0%−210%

103Mississippi County, MOMO12,003-12.4%+76%

104New Madrid County, MOMO15,086-13.3%+138%

105Hickory County, MOMO9,044-14.0%−164%

106Holt County, MOMO4,200-14.0%+24%

107Pemiscot County, MOMO14,465-14.4%+68%

108DeKalb County, MOMO9,795-14.5%−188%

109Bollinger County, MOMO10,646-14.5%−209%

110Douglas County, MOMO12,342-15.4%−251%

111Shannon County, MOMO7,285-16.7%−279%

112Carter County, MOMO5,418-17.0%−320%

113Wayne County, MOMO10,782-18.8%−227%

114Oregon County, MOMO8,709-20.6%−324%

115Ripley County, MOMO10,717-24.3%−348%

SHOWING 1–115 OF 115

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