Kentucky Citizen Population By County in 2017 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2017, the citizen population for Kentucky was 4,324,940 and represented 97.75% of the total Kentucky population.

Among all Kentucky counties, Jefferson had the highest citizen population (732.81K), followed by Fayette (294.51K), and Kenton (161.26K).

In terms of percentages, Caldwell had the highest percentage of its population being citizens (100.00%), followed by Jackson (100.00%), and Livingston (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 2017

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

See this for other years:

Kentucky Citizen Population By County in 2017

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County	Citizen Population	% of County Population
Jefferson	732810	95.87
Fayette	294505	93.46
Kenton	161265	98.34
Boone	123795	96.96
Warren	116380	93.99
Hardin	106000	98.42
Daviess	97390	98.12
Campbell	90670	98.76
Madison	86820	98.24
Bullitt	78385	99.70
Christian	71445	98.63
McCracken	64735	99.16
Oldham	63675	98.52
Pulaski	63225	98.83
Pike	61375	99.66
Laurel	59770	99.78
Scott	50950	97.38
Jessamine	50405	97.56
Franklin	48865	97.79
Boyd	48215	99.44
Henderson	45905	99.25
Hopkins	45670	99.32
Nelson	44800	99.27
Shelby	43455	94.82
Barren	42735	98.42
Floyd	37385	99.84
Calloway	37080	96.03
Graves	36450	97.83
Greenup	35900	99.70
Whitley	35780	99.32
Clark	35395	98.99
Knox	31220	99.35
Muhlenberg	31095	99.81
Marshall	31035	99.55
Boyle	29305	98.42
Meade	28275	99.39
Harlan	27490	99.78
Bell	27410	99.78
Montgomery	27330	99.20
Carter	27260	99.54
Perry	27030	98.90
Logan	26705	99.48
Grayson	25995	99.48
Taylor	25010	98.45
Woodford	24825	96.17
Grant	24575	99.09
Lincoln	24300	99.53
Rowan	23980	98.32
Ohio	23870	99.21
Johnson	22940	99.46
Letcher	22925	99.63
Anderson	21725	98.68
Mercer	21025	98.34
Clay	20750	99.45
Wayne	20595	99.54
Allen	20505	99.39
Breckinridge	19945	99.78
Bourbon	19260	96.23
Adair	19170	99.30
Marion	19130	98.94
Hart	18445	99.54
Harrison	18340	98.44
Spencer	17855	99.14
McCreary	17680	99.61
Simpson	17665	98.80
Russell	17470	98.53
Garrard	17075	99.13
Mason	17015	99.13
Rockcastle	16810	99.97
Lawrence	15740	99.34
Casey	15640	98.96
Knott	15635	99.65
Henry	15595	99.49
Union	14815	99.33
Fleming	14500	99.90
Pendleton	14475	99.62
Estill	14370	99.93
Trigg	14255	99.79
Larue	13865	98.33
Lewis	13525	99.71
Jackson	13370	100.00
Breathitt	13245	99.77
Morgan	13215	99.51
Webster	12835	97.38
Caldwell	12745	100.00
Magoffin	12745	99.69
Butler	12575	98.74
Powell	12230	99.03
Todd	12220	98.75
Martin	12140	99.71
Bath	12080	99.10
Edmonson	12025	99.67
Washington	11745	97.88
Green	10960	99.23
Owen	10685	100.00
Leslie	10640	99.91
Monroe	10455	98.22
Carroll	10435	97.57
Clinton	10055	98.48
Metcalfe	9965	99.75
McLean	9310	99.47
Livingston	9290	100.00
Crittenden	9070	99.07
Trimble	8665	99.66
Hancock	8660	99.54
Gallatin	8460	97.80
Bracken	8255	99.10
Lyon	8170	98.79
Ballard	8125	99.69
Elliott	7525	99.87
Wolfe	7250	100.00
Nicholas	7030	99.58
Cumberland	6715	99.56
Lee	6675	99.40
Menifee	6330	99.22
Fulton	6200	99.04
Carlisle	4885	99.90
Hickman	4615	99.78
Owsley	4495	100.00
Robertson	2160	100.00