Fastest Growing Counties in Kentucky (2026)

County
Rank
Change (2020) ↓
2026 Pop.
2020 Pop.
Warren County115.49%155,950135,033
Robertson County213.46%2,4782,184
Madison County311.35%103,54892,990
Scott County411.06%63,90057,535
Jessamine County510.27%58,46353,019
Allen County69.63%22,55320,572
Spencer County79.5%21,35519,503
Boone County89.46%149,383136,476
Garrard County98.13%18,34416,964
Nicholas County107.43%8,1007,540
Nelson County117.22%50,15646,779
Todd County126.81%13,11912,283
Edmonson County136.8%12,97312,147
Mercer County146.69%24,16722,652
Jackson County156.4%13,79812,968
Kenton County166.39%180,090169,276
Anderson County176.37%25,41323,892
Henry County186.37%16,69215,693
Bullitt County196.12%87,40682,364
Trigg County206.08%14,93714,081
Calloway County216.07%39,88537,601
Shelby County225.97%51,13848,255
Fleming County235.73%15,96315,098
Green County245.54%11,74811,131
Harrison County255.53%19,75718,721
Cumberland County265.5%6,1815,859
Hart County275.29%20,31719,296
Menifee County285.26%6,4656,142
Fayette County295.09%339,063322,628
Simpson County304.97%20,60419,629
Taylor County314.88%27,26325,994
Carroll County324.85%11,36110,835
Oldham County334.82%70,95967,696
Breckinridge County344.81%21,42920,445
Logan County354.78%28,83127,515
Barren County364.61%46,56344,511
Woodford County374.58%28,14026,907
Pulaski County384.57%68,08865,112
Grayson County394.32%27,59826,456
Russell County404.23%18,75817,997
Lincoln County414.15%25,25424,248
Jefferson County424.09%814,881782,896
Montgomery County434.08%29,25128,105
Franklin County444.01%53,67451,603
Boyle County454%31,99030,761
Metcalfe County463.88%10,68410,285
Butler County473.86%12,79312,317
Grant County483.84%25,97425,014
Clark County493.5%38,34537,047
Owen County503.41%11,68711,302
Meade County513.22%30,99430,028
Whitley County523.19%37,86536,694
Morgan County532.9%14,13013,732
Ohio County542.6%24,36123,744
Bracken County552.57%8,6218,405
Hardin County562.57%113,686110,840
Washington County572.12%12,29312,038
Daviess County582.05%105,517103,398
Lyon County592.03%8,8548,678
Graves County602.01%37,26336,530
Pendleton County611.89%14,92414,647
Rockcastle County621.7%16,33616,063
Bath County631.51%12,90912,717
Marion County641.42%19,87319,594
Bourbon County651.36%20,55920,284
Campbell County661.26%94,30693,134
Rowan County671.21%25,01924,721
Adair County681.19%19,10518,881
Gallatin County691.08%8,7698,675
McLean County701.02%9,2269,133
Laurel County710.99%63,35562,735
Casey County720.94%16,07015,921
Trimble County730.92%8,5418,463
Carlisle County740.87%4,8474,805
Hopkins County750.7%45,68445,365
Hancock County760.69%9,1679,104
Caldwell County770.59%12,71112,636
Wayne County780.43%19,62719,543
Webster County790.26%13,05613,022
Marshall County800.25%31,76831,688
Mason County810.1%17,15417,137
Estill County82-0.2%14,13214,160
McCracken County83-0.28%67,73867,926
Lee County84-0.37%7,3377,364
Clinton County85-0.38%9,1939,228
Crittenden County86-0.54%8,9549,003
Ballard County87-0.67%7,6627,714
Boyd County88-0.87%47,78948,206
Henderson County89-0.9%44,27144,673
Larue County90-1%14,72814,877
Elliott County91-1.2%7,2477,335
Muhlenberg County92-1.34%30,48230,897
Greenup County93-1.86%35,22135,890
Knox County94-2.19%29,52530,185
Livingston County95-2.31%8,6678,872
Powell County96-2.45%12,77813,099
Union County97-2.55%13,30213,650
Johnson County98-2.79%22,01622,648
Lewis County99-2.87%12,71313,088
Christian County100-3.02%70,54872,748
McCreary County101-3.07%16,33416,852
Carter County102-3.12%25,78426,614
Wolfe County103-3.13%6,3526,557
Monroe County104-3.3%10,94711,320
Clay County105-4.18%19,46020,309
Hickman County106-4.35%4,3334,530
Bell County107-5.19%22,73723,982
Lawrence County108-5.25%15,44616,302
Owsley County109-5.36%3,8164,032
Magoffin County110-5.64%10,95011,605
Floyd County111-6%33,65435,802
Fulton County112-6.47%6,0906,511
Pike County113-7.11%54,29458,447
Perry County114-8.16%26,05328,369
Harlan County115-8.24%24,55226,758
Knott County116-8.25%12,99414,163
Letcher County117-8.75%19,58921,468
Breathitt County118-8.85%12,48813,701
Martin County119-9.03%10,23411,250
Leslie County120-9.68%9,45710,471

Kentucky Counties Growth Overview

Kentucky's counties show varied growth patterns from 2020 to 2026. Warren County leads with 2.43% annualized growth, followed by Robertson County (2.13%) and Madison County (1.81%). The largest counties are Jefferson County (814,881), Fayette County (339,063), and Kenton County (180,090). Of the 120 counties in Kentucky, 81 are growing while 39 have experienced population decline. Overall, counties averaged 0.27% annualized growth, with total population growing by 0.57% annually.

Change (2020)

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