Demographic Data Report for Kentucky by County Population: Age under 18 "All Races (includes Hispanic), Both Sexes" 2017-2021 American Community Survey 5-Year Data Sorted by Rank County, FIPS,Value (Percent),People (Age Under 18),Rank within US "Kentucky",21000,22.7,1021909,"21 of 52" "United States",00000,22.5,74234075,"N/A" "Grant County",21081,27.4,6836,"192 of 3143" "Christian County",21047,27.2,19697,"212 of 3143" "Todd County",21219,26.8,3275,"241 of 3143" "Carroll County",21041,26.4,2858,"275 of 3143" "Boone County",21015,26.2,35253,"310 of 3143" "Bath County",21011,25.9,3288,"350 of 3143" "Oldham County",21185,25.5,17215,"428 of 3143" "Whitley County",21235,25.4,9287,"446 of 3143" "Scott County",21209,25.2,14160,"491 of 3143" "Hart County",21099,24.8,4767,"562 of 3143" "Hardin County",21093,24.7,27232,"590 of 3143" "Hancock County",21091,24.7,2233,"600 of 3143" "Daviess County",21059,24.6,25203,"628 of 3143" "Fleming County",21069,24.4,3657,"686 of 3143" "Graves County",21083,24.3,8954,"701 of 3143" "Powell County",21197,24.3,3175,"705 of 3143" "Gallatin County",21077,24.3,2110,"716 of 3143" "Bracken County",21023,24.3,2037,"717 of 3143" "Robertson County",21201,24.2,532,"726 of 3143" "Simpson County",21213,24.2,4668,"757 of 3143" "Grayson County",21085,24.1,6362,"761 of 3143" "Jessamine County",21113,24.0,12699,"833 of 3143" "Lawrence County",21127,23.9,3896,"840 of 3143" "Lincoln County",21137,23.9,5809,"867 of 3143" "Logan County",21141,23.9,6520,"876 of 3143" "Kenton County",21117,23.8,40107,"891 of 3143" "Ohio County",21183,23.8,5687,"892 of 3143" "Marion County",21155,23.8,4658,"906 of 3143" "Nelson County",21179,23.8,11056,"909 of 3143" "Barren County",21009,23.8,10537,"914 of 3143" "Henry County",21103,23.8,3727,"932 of 3143" "Anderson County",21005,23.8,5616,"933 of 3143" "Knox County",21121,23.7,7204,"942 of 3143" "Pendleton County",21191,23.7,3469,"944 of 3143" "Montgomery County",21173,23.7,6660,"947 of 3143" "Metcalfe County",21169,23.7,2431,"967 of 3143" "McLean County",21149,23.5,2162,"1007 of 3143" "Perry County",21193,23.5,6687,"1015 of 3143" "Webster County",21233,23.4,3047,"1052 of 3143" "Allen County",21003,23.4,4829,"1057 of 3143" "Nicholas County",21181,23.4,1761,"1064 of 3143" "Taylor County",21217,23.3,6050,"1114 of 3143" "Harlan County",21095,23.3,6271,"1123 of 3143" "Carlisle County",21039,23.3,1123,"1124 of 3143" "Washington County",21229,23.3,2784,"1131 of 3143" "Laurel County",21125,23.3,14445,"1141 of 3143" "Russell County",21207,23.3,4165,"1147 of 3143" "Menifee County",21165,23.2,1424,"1180 of 3143" "Butler County",21031,23.1,2872,"1190 of 3143" "Jackson County",21109,23.1,3008,"1210 of 3143" "Lewis County",21135,23.1,3025,"1212 of 3143" "Monroe County",21171,23.1,2601,"1215 of 3143" "Casey County",21045,23.1,3661,"1219 of 3143" "Spencer County",21215,23.0,4436,"1233 of 3143" "Hopkins County",21107,23.0,10455,"1244 of 3143" "Warren County",21227,23.0,30643,"1247 of 3143" "McCreary County",21147,23.0,3918,"1255 of 3143" "Mason County",21161,23.0,3926,"1267 of 3143" "Henderson County",21101,22.9,10331,"1288 of 3143" "Magoffin County",21153,22.9,2706,"1294 of 3143" "Breckinridge County",21027,22.8,4646,"1324 of 3143" "Wolfe County",21237,22.8,1522,"1327 of 3143" "Carter County",21043,22.8,6122,"1328 of 3143" "Bourbon County",21017,22.8,4620,"1348 of 3143" "Harrison County",21097,22.8,4254,"1358 of 3143" "Shelby County",21211,22.7,10789,"1389 of 3143" "Caldwell County",21033,22.7,2868,"1394 of 3143" "Pulaski County",21199,22.6,14626,"1437 of 3143" "Meade County",21163,22.5,6688,"1466 of 3143" "Clark County",21049,22.5,8257,"1467 of 3143" "Crittenden County",21055,22.5,2023,"1468 of 3143" "McCracken County",21145,22.4,15072,"1516 of 3143" "Owen County",21187,22.3,2489,"1550 of 3143" "Trigg County",21221,22.3,3131,"1569 of 3143" "Johnson County",21115,22.2,5070,"1576 of 3143" "Jefferson County",21111,22.2,173577,"1579 of 3143" "Floyd County",21071,22.2,8029,"1588 of 3143" "Woodford County",21239,22.2,5944,"1593 of 3143" "Mercer County",21167,22.1,4977,"1617 of 3143" "Estill County",21065,22.1,3123,"1655 of 3143" "Larue County",21123,22.0,3255,"1664 of 3143" "Letcher County",21133,22.0,4795,"1671 of 3143" "Bullitt County",21029,21.8,17837,"1767 of 3143" "Rockcastle County",21203,21.8,3525,"1778 of 3143" "Cumberland County",21057,21.8,1311,"1795 of 3143" "Fulton County",21075,21.7,1409,"1845 of 3143" "Garrard County",21079,21.6,3681,"1860 of 3143" "Greenup County",21089,21.6,7785,"1863 of 3143" "Boyd County",21019,21.6,10466,"1871 of 3143" "Bell County",21013,21.6,5323,"1885 of 3143" "Green County",21087,21.6,2402,"1897 of 3143" "Clinton County",21053,21.5,2017,"1909 of 3143" "Trimble County",21223,21.3,1809,"1990 of 3143" "Clay County",21051,21.3,4354,"2001 of 3143" "Leslie County",21131,21.1,2236,"2068 of 3143" "Franklin County",21073,21.0,10794,"2077 of 3143" "Fayette County",21067,21.0,67469,"2088 of 3143" "Breathitt County",21025,21.0,2863,"2093 of 3143" "Campbell County",21037,20.9,19481,"2101 of 3143" "Pike County",21195,20.9,12303,"2125 of 3143" "Madison County",21151,20.9,19231,"2133 of 3143" "Muhlenberg County",21177,20.8,6450,"2159 of 3143" "Ballard County",21007,20.7,1619,"2171 of 3143" "Wayne County",21231,20.7,4087,"2175 of 3143" "Livingston County",21139,20.6,1856,"2200 of 3143" "Marshall County",21157,20.6,6523,"2221 of 3143" "Adair County",21001,20.4,3835,"2296 of 3143" "Boyle County",21021,20.3,6186,"2313 of 3143" "Owsley County",21189,20.1,824,"2365 of 3143" "Knott County",21119,20.0,2899,"2414 of 3143" "Hickman County",21105,19.9,900,"2446 of 3143" "Lee County",21129,19.8,1438,"2462 of 3143" "Martin County",21159,19.8,2254,"2466 of 3143" "Rowan County",21205,19.6,4832,"2507 of 3143" "Edmonson County",21061,19.3,2348,"2587 of 3143" "Morgan County",21175,18.9,2609,"2665 of 3143" "Union County",21225,18.2,2514,"2791 of 3143" "Calloway County",21035,18.2,6796,"2795 of 3143" "Elliott County",21063,18.0,1338,"2823 of 3143" "Lyon County",21143,14.1,1223,"3105 of 3143" Created by statecancerprofiles.cancer.gov on 03/28/2024 3:13 pm. Source: Demographic data provided by the Census Bureau (http://www.census.gov/) & the American Community Survey (http://www.census.gov/acs/www/). "For more information about Population: Age under 18, see the dictionary at http://statecancerprofiles.cancer.gov/dictionary.php#population." Data for United States does not include Puerto Rico.