> > United States >> States > > Counties
List of Cities and Counties in Kentucky
Discover Kentucky population facts easily with our list of counties and cities. Find out how many people live in each area, from big cities to small towns, and see how Kentucky’s population is spread out across the state.
Kentucky Counties by Population
A county is an administrative subdivision of a US state or territory. As of 2022, Kentucky is divided into 120 counties. The average county population, based on the estimated 2021 was 37,578.
The most populous county in Kentucky is Jefferson County ( 0.78 million) and the least populated is Robertson County. The Largest county by Land Area in Kentucky is Pike County (788 sq. mi.) and the smallest in the area is Robertson County.
read about the Population of Kentucky
# | County | Population 2021 | Area (sq. mi.) |
1 | Jefferson County | 777,874 | 385 |
2 | Fayette County | 321,793 | 284 |
3 | Kenton County | 169,495 | 163 |
4 | Boone County | 137,412 | 246 |
5 | Warren County | 137,212 | 545 |
6 | Hardin County | 111,607 | 628 |
7 | Daviess County | 103,063 | 462 |
8 | Madison County | 94,666 | 441 |
9 | Campbell County | 93,050 | 152 |
10 | Bullitt County | 82,918 | 299 |
11 | Christian County | 72,357 | 721 |
12 | Oldham County | 68,685 | 189 |
13 | McCracken County | 67,454 | 251 |
14 | Pulaski County | 65,423 | 662 |
15 | Laurel County | 62,561 | 436 |
16 | Scott County | 58,252 | 285 |
17 | Pike County | 57,391 | 788 |
18 | Jessamine County | 53,626 | 173 |
19 | Franklin County | 51,682 | 210 |
20 | Shelby County | 48,461 | 384 |
21 | Boyd County | 47,899 | 160 |
22 | Nelson County | 47,098 | 423 |
23 | Hopkins County | 45,138 | 551 |
24 | Barren County | 44,544 | 491 |
25 | Henderson County | 44,329 | 440 |
26 | Calloway County | 37,560 | 386 |
27 | Whitley County | 36,939 | 440 |
28 | Clark County | 36,871 | 254 |
29 | Graves County | 36,615 | 556 |
30 | Greenup County | 35,649 | 346 |
31 | Floyd County | 35,274 | 394 |
32 | Marshall County | 31,748 | 305 |
33 | Boyle County | 30,747 | 182 |
34 | Muhlenberg County | 30,694 | 475 |
35 | Meade County | 30,131 | 308 |
36 | Knox County | 29,909 | 388 |
37 | Montgomery County | 28,219 | 199 |
38 | Perry County | 27,929 | 342 |
39 | Logan County | 27,771 | 556 |
40 | Woodford County | 27,075 | 191 |
41 | Grayson County | 26,524 | 504 |
42 | Carter County | 26,412 | 411 |
43 | Taylor County | 26,235 | 270 |
44 | Harlan County | 26,164 | 467 |
45 | Grant County | 25,244 | 260 |
46 | Rowan County | 24,861 | 281 |
47 | Lincoln County | 24,243 | 337 |
48 | Anderson County | 24,035 | 203 |
49 | Bell County | 23,858 | 361 |
50 | Ohio County | 23,688 | 594 |
51 | Mercer County | 22,850 | 251 |
52 | Johnson County | 22,556 | 262 |
53 | Letcher County | 21,253 | 339 |
54 | Allen County | 20,797 | 346 |
55 | Breckinridge County | 20,651 | 572 |
56 | Bourbon County | 20,229 | 291 |
57 | Clay County | 20,206 | 471 |
58 | Spencer County | 19,916 | 186 |
59 | Marion County | 19,725 | 347 |
60 | Simpson County | 19,718 | 236 |
61 | Wayne County | 19,540 | 459 |
62 | Hart County | 19,460 | 416 |
63 | Harrison County | 18,950 | 310 |
64 | Adair County | 18,932 | 407 |
65 | Russell County | 18,156 | 254 |
66 | Garrard County | 17,362 | 231 |
67 | Mason County | 16,931 | 241 |
68 | McCreary County | 16,892 | 428 |
69 | Lawrence County | 16,290 | 419 |
70 | Rockcastle County | 16,115 | 318 |
71 | Casey County | 15,866 | 446 |
72 | Henry County | 15,657 | 289 |
73 | Fleming County | 15,224 | 351 |
74 | LaRue County | 15,028 | 263 |
75 | Pendleton County | 14,607 | 280 |
76 | Trigg County | 14,192 | 443 |
77 | Estill County | 14,092 | 254 |
78 | Knott County | 14,053 | 352 |
79 | Morgan County | 13,820 | 381 |
80 | Breathitt County | 13,553 | 495 |
81 | Union County | 13,544 | 345 |
82 | Powell County | 13,133 | 180 |
83 | Lewis County | 12,987 | 484 |
84 | Jackson County | 12,984 | 346 |
85 | Webster County | 12,813 | 335 |
86 | Bath County | 12,778 | 279 |
87 | Caldwell County | 12,624 | 347 |
88 | Butler County | 12,294 | 428 |
89 | Edmonson County | 12,291 | 303 |
90 | Todd County | 12,285 | 376 |
91 | Washington County | 12,072 | 301 |
92 | Magoffin County | 11,497 | 310 |
93 | Owen County | 11,294 | 352 |
94 | Green County | 11,291 | 289 |
95 | Monroe County | 11,233 | 331 |
96 | Martin County | 11,140 | 231 |
97 | Carroll County | 10,863 | 130 |
98 | Metcalfe County | 10,349 | 291 |
99 | Leslie County | 10,278 | 404 |
100 | Clinton County | 9,265 | 198 |
101 | McLean County | 9,100 | 254 |
102 | Hancock County | 9,064 | 189 |
103 | Livingston County | 8,959 | 316 |
104 | Crittenden County | 8,947 | 362 |
105 | Lyon County | 8,803 | 216 |
106 | Gallatin County | 8,775 | 105 |
107 | Trimble County | 8,530 | 149 |
108 | Bracken County | 8,439 | 203 |
109 | Nicholas County | 7,712 | 197 |
110 | Ballard County | 7,695 | 251 |
111 | Lee County | 7,451 | 210 |
112 | Elliott County | 7,381 | 234 |
113 | Fulton County | 6,512 | 209 |
114 | Wolfe County | 6,507 | 223 |
115 | Menifee County | 6,194 | 204 |
116 | Cumberland County | 5,879 | 306 |
117 | Carlisle County | 4,791 | 192 |
118 | Hickman County | 4,424 | 244 |
119 | Owsley County | 3,953 | 198 |
120 | Robertson County | 2,257 | 100 |
read about the race and ethnicity in Kentucky
Top Cities in Kentucky by population
As of 2022, Kentucky is divided into 120 counties and it has 419 cities. The most populated city in Kentucky by population is Louisville (633,045). It’s followed by Lexington (322,570) and Bowling Green (72,294).
Let’s have a look at the top 20 cities in Kentucky by population
# | Name | County | Population 2020 | Area (sq. mi.) |
1 | Louisville | Jefferson | 633,045 | 342.2 |
2 | Lexington | Fayette | 322,570 | 285.6 |
3 | Bowling Green | Warren | 72,294 | 38.1 |
4 | Owensboro | Daviess | 60,183 | 20.4 |
5 | Covington | Kenton | 40,961 | 13.8 |
6 | Georgetown | Scott | 37,086 | 16.0 |
7 | Richmond | Madison | 34,585 | 23.1 |
8 | Florence | Boone | 31,946 | 10.4 |
9 | Elizabethtown | Hardin | 31,394 | 25.8 |
10 | Hopkinsville | Christian | 31,180 | 30.8 |
11 | Nicholasville | Jessamine | 31,093 | 13.1 |
12 | Independence | Kenton | 28,676 | 17.7 |
13 | Frankfort | Franklin | 28,602 | 14.6 |
14 | Jeffersontown | Jefferson | 28,474 | 10.0 |
15 | Henderson | Henderson | 27,981 | 17.6 |
16 | Paducah | McCracken | 27,137 | 20.0 |
17 | Radcliff | Hardin | 23,042 | 12.4 |
18 | Ashland | Boyd | 21,625 | 10.8 |
19 | Erlanger | Kenton | 19,611 | 8.5 |
20 | Madisonville | Hopkins | 19,542 | 18.7 |
Source: US Census 2020
Most Populous Counties in Kentucky
The most populous county in Kentucky is Jefferson County with 0.78 million residents. It is followed by Ramsey County (0.32 million) and Kenton County (0.17 million)
Let’s have a look at the Top 10 most populous counties
# | County | Population 2021 |
1 | Jefferson County | 777,874 |
2 | Fayette County | 321,793 |
3 | Kenton County | 169,495 |
4 | Boone County | 137,412 |
5 | Warren County | 137,212 |
6 | Hardin County | 111,607 |
7 | Daviess County | 103,063 |
8 | Madison County | 94,666 |
9 | Campbell County | 93,050 |
10 | Bullitt County | 82,918 |
Least Populated Kentucky County
The least populous county is Robertson County with 2,357 residents, it’s followed by Owsley County and Hickman County.
Let’s have a look at 5 least populated counties in Kentucky
# | County | Population 2021 |
1 | Robertson County | 2,257 |
2 | Owsley County | 3,953 |
3 | Hickman County | 4,424 |
4 | Carlisle County | 4,791 |
5 | Cumberland County | 5,879 |
source: US Census 2021
read about religion in Kentucky
Largest Counties in Kentucky by area
The Largest county by Land Area in Kentucky is Pike County with an area of 788 sq. miles. Koochiching with an area of 721 sq. mi. comes next followed by Itasca County (662 sq. mi.)
Let’s have a look at the Top 10 counties by Area
# | County | Area (sq. mi.) |
1 | Pike County | 788 |
2 | Christian County | 721 |
3 | Pulaski County | 662 |
4 | Hardin County | 628 |
5 | Ohio County | 594 |
6 | Breckinridge County | 572 |
7 | Logan County | 556 |
8 | Graves County | 556 |
9 | Hopkins County | 551 |
10 | Warren County | 545 |
Smallest County in Kentucky by area
The smallest county by area in Kentucky is Robertson County with an area of 100 square miles.
# | County | Area (sq. mi.) |
1 | Robertson County | 100 |
2 | Gallatin County | 105 |
3 | Carroll County | 130 |
4 | Trimble County | 149 |
5 | Campbell County | 152 |
source: US Census report 2021
Most Densely populated Counties in Kentucky
The most densely populated county in Kentucky is Jefferson County, with 2020 people per sq. mi. Next comes Fayette County with 1133 people per sq. mi followed by Kenton County (1040/ sq.mi)
Let’s have a look at the Top 10 densely populated counties
# | County | Density (people/sq.mi.) |
1 | Jefferson County | 2,020.45 |
2 | Fayette County | 1,133.07 |
3 | Kenton County | 1,039.85 |
4 | Campbell County | 612.17 |
5 | Boone County | 558.59 |
6 | Oldham County | 363.41 |
7 | Jessamine County | 309.98 |
8 | Boyd County | 299.37 |
9 | Bullitt County | 277.32 |
10 | McCracken County | 268.74 |
Least Densely Populated County in Kentucky
Hickman County with a population density of just 18.43 people per sq. miles is the least densely populated county in Kentucky
# | County | Density (people/sq.mi.) |
1 | Hickman County | 18.13 |
2 | Cumberland County | 19.21 |
3 | Owsley County | 19.96 |
4 | Robertson County | 22.57 |
5 | Crittenden County | 24.72 |
source: US Census 2021