Kentucky Citizen Population By County in 2019 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2019, the citizen population for Kentucky was 4,345,650 and represented 97.68% of the total Kentucky population.

Among all Kentucky counties, Jefferson had the highest citizen population (734.52K), followed by Fayette (298.84K), and Kenton (162.36K).

In terms of percentages, Jackson had the highest percentage of its population being citizens (100.00%), followed by Livingston (100.00%), and Owsley (100.00%).

The chart and table below shows the citizen population of each county and the percentage of each county's population that were citizens.

You can see similar information for other states and by state for the United States.

You may also be interested in:
Kentucky Citizen Voting-age Population By County in 2019

Data Source: US Census - ACS 5-Year (CVAP).

See this for other years:

Kentucky Citizen Population By County in 2019

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County	Citizen Population	% of County Population
Jefferson	734515	95.71
Fayette	298840	93.21
Kenton	162360	98.00
Boone	126270	96.52
Warren	120840	93.93
Hardin	107060	98.65
Daviess	98470	98.00
Campbell	91830	98.89
Madison	89170	98.21
Bullitt	79555	99.23
Christian	70610	98.87
Oldham	64875	98.35
McCracken	64865	99.38
Pulaski	63590	98.82
Laurel	60230	99.79
Pike	59300	99.67
Scott	53220	97.36
Jessamine	51585	97.28
Franklin	49080	97.13
Boyd	47410	99.43
Henderson	45495	99.27
Nelson	45365	99.38
Shelby	45280	95.68
Hopkins	45105	99.50
Barren	43240	98.53
Calloway	37845	97.45
Graves	36610	98.28
Floyd	36365	99.75
Whitley	35895	99.35
Clark	35605	98.99
Greenup	35445	99.69
Knox	31095	99.14
Marshall	31095	99.70
Muhlenberg	30635	98.98
Boyle	29485	98.38
Meade	28000	99.36
Montgomery	27680	99.27
Carter	27035	99.54
Logan	26730	99.37
Bell	26725	99.76
Harlan	26630	99.74
Perry	26360	99.01
Grayson	26080	99.37
Woodford	25275	96.03
Taylor	25235	98.69
Grant	24940	99.96
Lincoln	24275	99.18
Rowan	24200	98.76
Ohio	23765	98.73
Johnson	22465	99.25
Letcher	22230	99.71
Anderson	22225	99.17
Mercer	21230	98.33
Allen	20740	99.02
Clay	20225	99.29
Wayne	20195	98.30
Breckinridge	20090	99.58
Bourbon	19245	95.94
Marion	19085	99.17
Adair	18980	98.75
Hart	18630	99.47
Spencer	18610	99.63
Harrison	18605	99.39
Simpson	18065	99.34
Russell	17475	98.29
McCreary	17405	99.66
Garrard	17295	99.14
Rockcastle	16815	99.97
Mason	16760	97.95
Henry	15770	99.12
Casey	15740	99.09
Lawrence	15625	99.71
Knott	15210	99.67
Union	14505	99.08
Pendleton	14500	99.52
Fleming	14490	99.83
Trigg	14380	99.52
Estill	14220	99.97
Larue	13960	98.28
Lewis	13400	99.89
Jackson	13370	100.00
Morgan	13195	99.29
Breathitt	12955	99.85
Webster	12700	97.17
Caldwell	12600	99.21
Butler	12545	98.28
Magoffin	12480	99.92
Bath	12310	99.64
Powell	12215	99.27
Edmonson	12120	99.84
Todd	12070	98.01
Washington	11825	98.34
Martin	11625	99.79
Green	10895	99.23
Owen	10790	99.95
Carroll	10460	98.03
Monroe	10450	98.35
Leslie	10270	99.85
Clinton	10120	99.26
Metcalfe	10000	99.65
McLean	9245	99.57
Livingston	9235	100.00
Crittenden	8985	99.83
Hancock	8675	99.48
Gallatin	8565	98.05
Trimble	8475	99.01
Bracken	8290	99.82
Lyon	8190	99.03
Ballard	8000	99.63
Elliott	7505	99.93
Wolfe	7200	99.93
Nicholas	7120	99.51
Lee	6825	99.20
Cumberland	6640	99.18
Menifee	6425	99.69
Fulton	6100	99.51
Carlisle	4775	99.79
Hickman	4505	99.89
Owsley	4440	100.00
Robertson	2125	100.00