RANKING · 2025 ESTIMATES · 120 SHOWN OF 120

Most densely populated, Kentucky counties

Kentucky counties ranked by residents per square mile (2025). This list covers the 120 counties in Kentucky that qualify, ranked against each other statewide. The median across all 120 is 59. Biggest climber in the top 100 since 2020: Calloway County, KY, up 7 places to #27.

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SAME RANKING BYCities States Metros

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

YEAR1990 2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION DENSITYVS 2000

01Jefferson County, KYKY795,2222,088+15%

02Fayette County, KYKY329,7511,162+27%

03Kenton County, KYKY175,7791,096+16%

04Campbell County, KYKY95,441631+8%

05Boone County, KYKY145,316590+69%

06Oldham County, KYKY70,986379+54%

07Jessamine County, KYKY57,147332+46%

08Boyd County, KYKY47,751299−4%

09Bullitt County, KYKY86,454291+41%

10▲1Warren County, KYKY149,375276+61%

11▼1McCracken County, KYKY67,553272+3%

12Franklin County, KYKY52,649253+10%

13▲1Madison County, KYKY101,696232+43%

14▼1Daviess County, KYKY104,898229+15%

15Scott County, KYKY62,262221+88%

16Hardin County, KYKY113,482182+21%

17Boyle County, KYKY31,632175+14%

18Clark County, KYKY37,888150+14%

19▲2Woodford County, KYKY27,883147+20%

20▼1Laurel County, KYKY63,746147+21%

21▼1Montgomery County, KYKY28,822146+28%

22Shelby County, KYKY51,243135+54%

23Anderson County, KYKY25,225125+32%

24Nelson County, KYKY49,036117+31%

25▲1Spencer County, KYKY20,998112+78%

26▼1Marshall County, KYKY31,659105+5%

27▲7Calloway County, KYKY39,421102+15%

28▲2Pulaski County, KYKY67,384102+20%

29▼2Greenup County, KYKY35,213102−5%

30▲3Grant County, KYKY26,181101+17%

31▼3Henderson County, KYKY44,255101−1%

32▼1Meade County, KYKY30,699100+17%

33▼1Taylor County, KYKY26,763100+17%

34▼5Christian County, KYKY70,11598−3%

35▲2Mercer County, KYKY23,73395+14%

36Barren County, KYKY45,64194+20%

37▲1Gallatin County, KYKY8,84090+12%

38▲7Simpson County, KYKY20,78889+27%

39▼4Floyd County, KYKY34,40187−19%

40▼1Rowan County, KYKY24,47687+11%

41Carroll County, KYKY11,14187+10%

42Whitley County, KYKY37,29785+4%

43▼3Johnson County, KYKY22,05184−6%

44Hopkins County, KYKY45,12783−3%

45▲3Garrard County, KYKY18,20779+23%

46▼3Perry County, KYKY26,55578−10%

47▼1Knox County, KYKY29,53276−7%

48▲2Lincoln County, KYKY25,35376+9%

49▲3Russell County, KYKY18,60873+14%

50▼1Powell County, KYKY12,81272−3%

51Mason County, KYKY16,93671+1%

52▲1Bourbon County, KYKY20,24370+5%

53▼6Pike County, KYKY54,72170−20%

54▲1Graves County, KYKY37,050670%

55▲5Allen County, KYKY22,53666+27%

56Muhlenberg County, KYKY30,63466−4%

57▲2Harrison County, KYKY19,62764+9%

58▼1Carter County, KYKY26,14964−3%

59▼5Bell County, KYKY22,82964−24%

60▼2Letcher County, KYKY19,95259−21%

61▲1Trimble County, KYKY8,70159+7%

62▲1Marion County, KYKY20,11559+10%

63▲1Larue County, KYKY15,18458+14%

64▲2Henry County, KYKY16,44757+9%

65Estill County, KYKY13,96255−9%

66▲1Grayson County, KYKY27,40655+14%

67▲1Pendleton County, KYKY14,80053+3%

68▼7Harlan County, KYKY24,72553−26%

69▲1Logan County, KYKY28,66952+8%

70▼1Rockcastle County, KYKY16,14851−3%

71▲3Hart County, KYKY20,11749+15%

72Hancock County, KYKY9,05048+8%

73▲2Adair County, KYKY19,42348+13%

74▲2Bath County, KYKY13,17647+19%

75▼4Martin County, KYKY10,69747−15%

76▼3Clinton County, KYKY9,13946−5%

77▲1Fleming County, KYKY15,78745+14%

78▲1Wayne County, KYKY19,59743−2%

79▲2Lyon County, KYKY9,12343+13%

80▲5Edmonson County, KYKY12,74942+9%

81▼1Bracken County, KYKY8,51142+3%

82▲2Washington County, KYKY12,36842+13%

83▼6Clay County, KYKY19,46541−21%

84▼1Ohio County, KYKY23,93441+4%

85▲5Green County, KYKY11,64441+1%

86▲5Nicholas County, KYKY7,94941+17%

87McCreary County, KYKY17,124400%

88Webster County, KYKY12,92939−8%

89▲4Jackson County, KYKY13,32539−1%

90▼1Lawrence County, KYKY15,76538+1%

91▼9Knott County, KYKY13,32138−25%

92▲4Morgan County, KYKY14,41538+3%

93▲5Breckinridge County, KYKY21,50338+15%

94▼8Union County, KYKY12,83937−18%

95▼1Caldwell County, KYKY12,60937−3%

96▲3Metcalfe County, KYKY10,58337+5%

97Casey County, KYKY16,20536+5%

98▼6Magoffin County, KYKY11,11036−17%

99▼4McLean County, KYKY9,06436−9%

100Lee County, KYKY7,29735−8%

101▲1Todd County, KYKY12,97235+8%

102▼1Monroe County, KYKY11,19134−5%

103Owen County, KYKY11,60133+10%

104Trigg County, KYKY14,51233+15%

105▲3Menifee County, KYKY6,43032−2%

106Elliott County, KYKY7,26531+8%

107Ballard County, KYKY7,59431−8%

108▼3Fulton County, KYKY6,21830−20%

109▲1Butler County, KYKY12,52029−4%

110▼1Wolfe County, KYKY6,29828−11%

111Livingston County, KYKY8,86328−10%

112▲1Lewis County, KYKY12,90127−8%

113▼1Breathitt County, KYKY12,55826−22%

114▲1Carlisle County, KYKY4,74725−11%

115▲1Crittenden County, KYKY8,80724−6%

116▼2Leslie County, KYKY9,62724−22%

117Robertson County, KYKY2,32523+3%

118Owsley County, KYKY3,93220−19%

119Cumberland County, KYKY5,99220−16%

120Hickman County, KYKY4,37218−17%

SHOWING 1–120 OF 120

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU POPULATION ESTIMATES