RANKING · 2025 ESTIMATES · 120 SHOWN OF 120

Largest by population, Kentucky counties

The most populous Kentucky counties as of the 2025 population estimates. This list covers the 120 counties in Kentucky that qualify, ranked against each other statewide. The median across all 120 is 19,952. Biggest climber in the top 100 since 2020: Todd County, KY, up 7 places to #82.

KentuckyAll states All rankings

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 2000

01Jefferson County, KYKY795,222+15%

02Fayette County, KYKY329,751+27%

03Kenton County, KYKY175,779+16%

04▲1Warren County, KYKY149,375+61%

05▼1Boone County, KYKY145,316+69%

06Hardin County, KYKY113,482+21%

07Daviess County, KYKY104,898+15%

08▲1Madison County, KYKY101,696+43%

09▼1Campbell County, KYKY95,441+8%

10Bullitt County, KYKY86,454+41%

11▲2Oldham County, KYKY70,986+54%

12▼1Christian County, KYKY70,115−3%

13▼1McCracken County, KYKY67,553+3%

14Pulaski County, KYKY67,384+20%

15Laurel County, KYKY63,746+21%

16▲1Scott County, KYKY62,262+88%

17▲1Jessamine County, KYKY57,147+46%

18▼2Pike County, KYKY54,721−20%

19Franklin County, KYKY52,649+10%

20▲1Shelby County, KYKY51,243+54%

21▲1Nelson County, KYKY49,036+31%

22▼2Boyd County, KYKY47,751−4%

23▲2Barren County, KYKY45,641+20%

24▼1Hopkins County, KYKY45,127−3%

25▼1Henderson County, KYKY44,255−1%

26Calloway County, KYKY39,421+15%

27Clark County, KYKY37,888+14%

28Whitley County, KYKY37,297+4%

29Graves County, KYKY37,0500%

30Greenup County, KYKY35,213−5%

31Floyd County, KYKY34,401−19%

32Marshall County, KYKY31,659+5%

33▲1Boyle County, KYKY31,632+14%

34▲2Meade County, KYKY30,699+17%

35▼2Muhlenberg County, KYKY30,634−4%

36▼1Knox County, KYKY29,532−7%

37▲1Montgomery County, KYKY28,822+28%

38▲1Logan County, KYKY28,669+8%

39▲1Woodford County, KYKY27,883+20%

40▲3Grayson County, KYKY27,406+14%

41▲3Taylor County, KYKY26,763+17%

42▼5Perry County, KYKY26,555−10%

43▲2Grant County, KYKY26,181+17%

44▼2Carter County, KYKY26,149−3%

45▲2Lincoln County, KYKY25,353+9%

46▲3Anderson County, KYKY25,225+32%

47▼6Harlan County, KYKY24,725−26%

48▼2Rowan County, KYKY24,476+11%

49▲1Ohio County, KYKY23,934+4%

50▲2Mercer County, KYKY23,733+14%

51▼3Bell County, KYKY22,829−24%

52▲2Allen County, KYKY22,536+27%

53▼2Johnson County, KYKY22,051−6%

54▲1Breckinridge County, KYKY21,503+15%

55▲6Spencer County, KYKY20,998+78%

56▲2Simpson County, KYKY20,788+27%

57Bourbon County, KYKY20,243+5%

58▲4Hart County, KYKY20,117+15%

59Marion County, KYKY20,115+10%

60▼7Letcher County, KYKY19,952−21%

61▲3Harrison County, KYKY19,627+9%

62▼2Wayne County, KYKY19,597−2%

63▼7Clay County, KYKY19,465−21%

64▼1Adair County, KYKY19,423+13%

65Russell County, KYKY18,608+14%

66▲1Garrard County, KYKY18,207+23%

67▲1McCreary County, KYKY17,1240%

68▼2Mason County, KYKY16,936+1%

69▲3Henry County, KYKY16,447+9%

70▲1Casey County, KYKY16,205+5%

71▼1Rockcastle County, KYKY16,148−3%

72▲1Fleming County, KYKY15,787+14%

73▼4Lawrence County, KYKY15,765+1%

74Larue County, KYKY15,184+14%

75Pendleton County, KYKY14,800+3%

76▲2Trigg County, KYKY14,512+15%

77▲2Morgan County, KYKY14,415+3%

78▼1Estill County, KYKY13,962−9%

79▲6Jackson County, KYKY13,325−1%

80▼4Knott County, KYKY13,321−25%

81▲5Bath County, KYKY13,176+19%

82▲7Todd County, KYKY12,972+8%

83▲1Webster County, KYKY12,929−8%

84▼1Lewis County, KYKY12,901−8%

85▼4Union County, KYKY12,839−18%

86▼4Powell County, KYKY12,812−3%

87▲3Edmonson County, KYKY12,749+9%

88▼1Caldwell County, KYKY12,609−3%

89▼9Breathitt County, KYKY12,558−22%

90▼2Butler County, KYKY12,520−4%

91Washington County, KYKY12,368+13%

92▲4Green County, KYKY11,644+1%

93▲2Owen County, KYKY11,601+10%

94▼1Monroe County, KYKY11,191−5%

95▲2Carroll County, KYKY11,141+10%

96▼4Magoffin County, KYKY11,110−17%

97▼3Martin County, KYKY10,697−15%

98▲1Metcalfe County, KYKY10,583+5%

99▼1Leslie County, KYKY9,627−22%

100Clinton County, KYKY9,139−5%

101▲5Lyon County, KYKY9,123+13%

102▼1McLean County, KYKY9,064−9%

103▼1Hancock County, KYKY9,050+8%

104Livingston County, KYKY8,863−10%

105Gallatin County, KYKY8,840+12%

106▼3Crittenden County, KYKY8,807−6%

107Trimble County, KYKY8,701+7%

108Bracken County, KYKY8,511+3%

109▲1Nicholas County, KYKY7,949+17%

110▼1Ballard County, KYKY7,594−8%

111Lee County, KYKY7,297−8%

112Elliott County, KYKY7,265+8%

113▲2Menifee County, KYKY6,430−2%

114▼1Wolfe County, KYKY6,298−11%

115▼1Fulton County, KYKY6,218−20%

116Cumberland County, KYKY5,992−16%

117Carlisle County, KYKY4,747−11%

118Hickman County, KYKY4,372−17%

119Owsley County, KYKY3,932−19%

120Robertson County, KYKY2,325+3%

SHOWING 1–120 OF 120

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