Which county has the highest population density?

New York County, New York ranks #1 with 73,478 (2025 Census Population Estimates).

What are the top 5 counties by population density?

New York County, New York, Kings County, New York, Bronx County, New York, Queens County, New York, San Francisco County, California.

How many counties are in this ranking?

3,144 counties qualify after filtering for population minimums and data availability. The ranking covers 2025 Census population estimates.

How is population density measured?

Residents per square mile of land area. Source: US Census Bureau, Population Estimates Program (2025).

RANKING · 2025 ESTIMATES · 500 SHOWN OF 3,144

Most densely populated, US counties

US counties ranked by residents per square mile (2025).

Flip the list · Most sparsely populated, US counties →

All statesAll rankings

SAME RANKING BYCities States Metros

RANKPLACESTATEPOPPOPULATION DENSITYVS –

1001Lafourche Parish, LALA95,50589–

1002Morrow County, OHOH36,30589–

1003Dale County, ALAL49,91289–

1004Simpson County, KYKY20,78889–

1005Richmond County, NCNC42,04189–

1006Clarke County, VAVA15,60989–

1007Upson County, GAGA28,50088–

1008Perry County, OHOH35,91888–

1009Washington County, UTUT213,67088–

1010Jefferson County, NYNY111,54088–

1011Wilkes County, NCNC66,23388–

1012Floyd County, KYKY34,40187–

1013Rowan County, KYKY24,47687–

1014St. Landry Parish, LALA80,76587–

1015Steele County, MNMN37,46487–

1016Acadia Parish, LALA57,03287–

1017McClain County, OKOK49,64787–

1018Williams County, OHOH36,54987–

1019Cocke County, TNTN37,88987–

1020Washington County, VTVT59,65287–

1021Colquitt County, GAGA47,43887–

1022Louisa County, VAVA42,92487–

1023Carroll County, KYKY11,14187–

1024Union County, GAGA27,85986–

1025Alcorn County, MSMS34,56986–

1026Polk County, NCNC20,53386–

1027Wise County, VAVA34,82486–

1028Darke County, OHOH51,52086–

1029Westmoreland County, VAVA19,71586–

1030Gibson County, TNTN51,77986–

1031Gadsden County, FLFL44,29886–

1032San Luis Obispo County, CACA282,36786–

1033Whitley County, KYKY37,29785–

1034Thomas County, GAGA46,36885–

1035Perry County, PAPA46,80685–

1036Terrebonne Parish, LALA104,16385–

1037Johnson County, KYKY22,05184–

1038McDuffie County, GAGA21,64084–

1039Campbell County, TNTN40,29084–

1040Coffee County, ALAL56,95384–

1041Lane County, OROR381,58484–

1042Webb County, TXTX281,22484–

1043Harrison County, ININ40,43784–

1044St. Mary Parish, LALA46,55283–

1045Sullivan County, NYNY80,58683–

1046Hopkins County, KYKY45,12783–

1047Middlesex County, VAVA10,84183–

1048Pender County, NCNC72,11183–

1049Franklin County, WAWA102,61283–

1050Lancaster County, VAVA10,99582–

1051Walker County, ALAL65,14082–

1052Bannock County, IDID91,59182–

1053Muskogee County, OKOK66,70882–

1054Clinton County, ININ33,32282–

1055Franklin County, TNTN45,57982–

1056Santa Fe County, NMNM156,90782–

1057Columbia County, OROR54,09182–

1058Greene County, ARAR47,41182–

1059Dakota County, NENE21,68782–

1060Monroe County, FLFL80,40682–

1061Sullivan County, NHNH43,96182–

1062Mineral County, WVWV26,79282–

1063Augusta County, VAVA78,94082–

1064Chowan County, NCNC14,08282–

1065Wapello County, IAIA35,21082–

1066Coryell County, TXTX85,59281–

1067Franklin County, VTVT51,17781–

1068Georgetown County, SCSC65,91281–

1069Monroe County, GAGA32,02381–

1070Crawford County, PAPA81,79281–

1071Chattooga County, GAGA25,30081–

1072Winona County, MNMN50,52381–

1073Washoe County, NVNV509,38681–

1074Kendall County, TXTX53,28980–

1075Franklin County, VAVA55,52680–

1076Harris County, GAGA37,28080–

1077Lincoln County, MEME36,59580–

1078Sauk County, WIWI66,65280–

1079Pope County, ARAR64,97680–

1080Harrison County, TXTX71,95680–

1081Cook County, GAGA18,23280–

1082Towns County, GAGA13,28580–

1083Jackson County, OROR221,79580–

1084Daviess County, ININ34,20980–

1085St. James Parish, LALA18,93880–

1086Gilmer County, GAGA33,89480–

1087Vermilion County, ILIL71,25979–

1088Highland County, OHOH43,82379–

1089Tom Green County, TXTX120,60279–

1090Garrard County, KYKY18,20779–

1091Whiteside County, ILIL54,12179–

1092Creek County, OKOK74,96779–

1093Putnam County, ININ37,87679–

1094Morgan County, WVWV18,02779–

1095White County, TNTN29,61279–

1096Madera County, CACA167,92779–

1097Van Zandt County, TXTX66,13078–

1098Wells County, ININ28,88378–

1099Clinton County, ILIL37,12878–

1100Monroe County, TNTN49,73078–

1101Perry County, KYKY26,55578–

1102Somerset County, MDMD24,97378–

1103Jackson County, OHOH32,81778–

1104Titus County, TXTX31,56378–

1105Greene County, NCNC20,70078–

1106Baxter County, ARAR42,98278–

1107White County, ARAR80,08577–

1108Montgomery County, ININ38,95477–

1109Wood County, TXTX49,68877–

1110Valencia County, NMNM82,01377–

1111Skagit County, WAWA132,97577–

1112Page County, VAVA23,76277–

1113Stephenson County, ILIL43,22077–

1114Hillsdale County, MIMI45,73876–

1115Claiborne County, TNTN33,22976–

1116Knox County, KYKY29,53276–

1117Nicollet County, MNMN34,27376–

1118Mecosta County, MIMI42,32076–

1119Upshur County, TXTX44,41076–

1120Lincoln County, KYKY25,35376–

1121Macon County, NCNC39,23276–

1122Lawrence County, TNTN46,91476–

1123Columbia County, WIWI58,13276–

1124Pierce County, WIWI43,51976–

1125Starke County, ININ23,42576–

1126Toombs County, GAGA27,54576–

1127Crittenden County, ARAR46,21075–

1128Accomack County, VAVA33,85975–

1129Clinton County, NYNY78,13875–

1130Orangeburg County, SCSC83,17775–

1131Adams County, ILIL64,26775–

1132Coffee County, GAGA44,40775–

1133Warren County, NYNY65,02075–

1134Logan County, OKOK55,47375–

1135Cerro Gordo County, IAIA42,37275–

1136McLeod County, MNMN36,63175–

1137Tazewell County, VAVA38,63574–

1138Wabash County, ININ30,71374–

1139Mason County, WAWA71,16574–

1140Saline County, KSKS53,37774–

1141Jones County, GAGA29,17174–

1142Clay County, ININ26,41074–

1143Wayne County, WVWV37,30974–

1144Guernsey County, OHOH38,37973–

1145Russell County, KYKY18,60873–

1146Jennings County, ININ27,62273–

1147Avery County, NCNC18,11073–

1148Venango County, PAPA49,34673–

1149Pearl River County, MSMS59,36373–

1150Greene County, NYNY47,23873–

1151Bonneville County, IDID135,77173–

1152Meigs County, TNTN14,18673–

1153Webster County, MOMO43,05473–

1154Yates County, NYNY24,54773–

1155Gratiot County, MIMI41,19072–

1156Woodford County, ILIL38,11172–

1157Emmet County, MIMI33,77572–

1158Jefferson County, ARAR62,98772–

1159Effingham County, ILIL34,51972–

1160Dodge County, NENE38,05772–

1161DeKalb County, TNTN21,87372–

1162King William County, VAVA19,61772–

1163Powell County, KYKY12,81272–

1164Washington County, NYNY59,35371–

1165Decatur County, ININ26,57671–

1166Putnam County, OHOH34,38071–

1167Wayne County, PAPA51,70371–

1168Blackford County, ININ11,73071–

1169Tate County, MSMS28,72571–

1170Warren County, MSMS41,75971–

1171Pueblo County, COCO169,27771–

1172Van Wert County, OHOH29,01371–

1173Dyer County, TNTN36,32071–

1174Kent County, MDMD19,56571–

1175Deschutes County, OROR213,07271–

1176Crisp County, GAGA19,23771–

1177Mason County, KYKY16,93671–

1178Douglas County, NVNV50,11171–

1179Amador County, CACA41,87670–

1180Fayette County, OHOH28,55270–

1181Stone County, MOMO32,50370–

1182Suwannee County, FLFL48,14970–

1183Bourbon County, KYKY20,24370–

1184Wilson County, TXTX56,13970–

1185Nacogdoches County, TXTX66,03570–

1186Marshall County, IAIA39,89070–

1187Pike County, KYKY54,72170–

1188Ohio County, ININ5,99470–

1189St. Martin Parish, LALA51,10669–

1190Crow Wing County, MNMN69,13269–

1191Knox County, ININ35,65269–

1192Chilton County, ALAL47,70869–

1193Waupaca County, WIWI51,46169–

1194Putnam County, GAGA23,72269–

1195Union County, MSMS28,45968–

1196Payette County, IDID27,82468–

1197Ben Hill County, GAGA17,09968–

1198Johnson County, MOMO56,67068–

1199Camp County, TXTX13,38068–

1200Clearfield County, PAPA78,10068–

1201Mitchell County, NCNC15,06268–

1202Gibson County, ININ33,09168–

1203Miller County, ARAR42,35768–

1204Dillon County, SCSC27,45868–

1205Ogle County, ILIL51,39968–

1206Cherokee County, NCNC30,83068–

1207Fannin County, GAGA26,11167–

1208Amherst County, VAVA31,96267–

1209Phelps County, MOMO45,24767–

1210Sequatchie County, TNTN17,86167–

1211Graves County, KYKY37,05067–

1212Camden County, MOMO44,04767–

1213Washington Parish, LALA44,93767–

1214Carroll County, OHOH26,47567–

1215Logan County, WVWV30,37567–

1216Chippewa County, WIWI67,61467–

1217Wyoming County, NYNY39,74167–

1218Upshur County, WVWV23,75867–

1219Somerset County, PAPA72,00467–

1220Smith County, TNTN20,98167–

1221Union County, FLFL16,25067–

1222Knox County, ILIL47,76767–

1223Henry County, OHOH27,59866–

1224Jefferson County, PAPA43,25566–

1225Clinton County, IAIA46,00266–

1226Leelanau County, MIMI22,98266–

1227Crawford County, KSKS39,00866–

1228Steuben County, NYNY91,85566–

1229Coshocton County, OHOH37,18866–

1230Hardin County, TXTX58,72366–

1231Ripley County, ININ29,43466–

1232Cherokee County, OKOK49,19666–

1233Le Sueur County, MNMN29,45366–

1234Northumberland County, VAVA12,55766–

1235Yellowstone County, MTMT172,69266–

1236Allen County, KYKY22,53666–

1237Muhlenberg County, KYKY30,63466–

1238Boone County, ARAR38,62866–

1239Tuscola County, MIMI52,68065–

1240Hocking County, OHOH27,51265–

1241Marion County, MOMO28,52565–

1242Caroline County, VAVA34,41365–

1243Sampson County, NCNC61,50465–

1244Adams County, MSMS30,06165–

1245Wyoming County, PAPA25,79065–

1246Pettis County, MOMO44,25465–

1247Clay County, MNMN67,73465–

1248Ottawa County, OKOK30,43865–

1249Lincoln County, TNTN36,85365–

1250Ashe County, NCNC27,51465–

1251Pontotoc County, MSMS32,09664–

1252Lawrence County, MOMO39,40164–

1253Halifax County, NCNC46,53464–

1254Rutland County, VTVT59,65364–

1255Harrison County, KYKY19,62764–

1256Fayette County, TNTN45,07164–

1257Prince Edward County, VAVA22,39164–

1258Smyth County, VAVA28,88264–

1259Hardin County, OHOH30,07264–

1260Carter County, KYKY26,14964–

1261Green County, WIWI37,22764–

1262Goodhue County, MNMN48,19564–

1263Morgan County, GAGA22,09564–

1264Bell County, KYKY22,82964–

1265Marion County, ILIL36,38264–

1266Door County, WIWI30,61664–

1267Washington County, TXTX38,28863–

1268Duplin County, NCNC51,57163–

1269Jefferson County, ILIL36,14763–

1270Burleigh County, NDND103,25163–

1271Laurens County, GAGA51,04163–

1272Botetourt County, VAVA34,14463–

1273Madison County, NENE36,10663–

1274Douglas County, MNMN40,12063–

1275Chester County, TNTN17,99463–

1276Miami County, KSKS36,24063–

1277Wakulla County, FLFL38,08963–

1278Newberry County, SCSC39,56163–

1279Johnson County, TNTN18,71863–

1280Charlevoix County, MIMI26,03663–

1281Lee County, IAIA32,30662–

1282Gallia County, OHOH29,07262–

1283Harvey County, KSKS33,58062–

1284Dorchester County, MDMD33,62862–

1285Carroll County, VAVA29,29962–

1286Mayes County, OKOK40,41662–

1287Marion County, IAIA34,19262–

1288Newaygo County, MIMI51,62262–

1289Pike County, OHOH27,06161–

1290Pittsylvania County, VAVA59,49061–

1291Yancey County, NCNC19,08461–

1292Clarion County, PAPA36,68061–

1293Posey County, ININ24,98861–

1294Pierce County, GAGA20,76461–

1295Wexford County, MIMI34,44561–

1296Prentiss County, MSMS25,28461–

1297Sequoyah County, OKOK40,84261–

1298Kewaunee County, WIWI20,75861–

1299Wythe County, VAVA27,98361–

1300Franklin County, ININ23,28661–

1301Jasper County, ININ33,89461–

1302Otsego County, NYNY60,58960–

1303Yakima County, WAWA259,18560–

1304Butler County, MOMO41,90460–

1305Evans County, GAGA11,02860–

1306Vermillion County, ININ15,48860–

1307Doña Ana County, NMNM229,09160–

1308Saline County, ILIL22,77260–

1309Marion County, TNTN29,80460–

1310Juniata County, PAPA23,40360–

1311Lincoln County, MSMS35,01260–

1312Sumter County, GAGA28,80160–

1313Bleckley County, GAGA12,86660–

1314Edgefield County, SCSC29,80860–

1315Carter County, OKOK48,91059–

1316Rusk County, TXTX54,85459–

1317Windsor County, VTVT57,31259–

1318Jackson County, WVWV27,45059–

1319Letcher County, KYKY19,95259–

1320Rains County, TXTX13,54259–

1321Webster Parish, LALA34,94859–

1322Trimble County, KYKY8,70159–

1323Greene County, PAPA33,88559–

1324Jasper County, SCSC38,53359–

1325Tipton County, ININ15,31959–

1326Mason County, MIMI29,04059–

1327Gilchrist County, FLFL20,48859–

1328Marion County, KYKY20,11559–

1329Henry County, TNTN32,89659–

1330Grady County, GAGA26,59059–

1331Henry County, ILIL48,09558–

1332Garfield County, OKOK61,77958–

1333DeSoto County, FLFL37,07858–

1334Larue County, KYKY15,18458–

1335Bremer County, IAIA25,29658–

1336Benzie County, MIMI18,56858–

1337Linn County, OROR132,84358–

1338Marion County, SCSC28,24258–

1339Fayette County, WVWV38,16558–

1340Cattaraugus County, NYNY75,39058–

1341Mower County, MNMN40,97158–

1342Cannon County, TNTN15,29658–

1343Windham County, VTVT45,20458–

1344Henry County, KYKY16,44757–

1345Greene County, ININ31,16557–

1346Chambers County, ALAL34,25357–

1347Mason County, WVWV24,70757–

1348Dinwiddie County, VAVA28,89657–

1349Assumption Parish, LALA19,72057–

1350Burnet County, TXTX57,01557–

1351Weakley County, TNTN33,26157–

1352Jersey County, ILIL21,16057–

1353Elbert County, GAGA20,07257–

1354Tallapoosa County, ALAL40,95357–

1355Morgan County, ILIL32,51557–

1356Lamoille County, VTVT26,29457–

1357Massac County, ILIL13,50257–

1358Clay County, NCNC12,23957–

1359Chester County, SCSC33,00157–

1360Delaware County, OKOK41,91057–

1361Owen County, ININ21,88657–

1362Bryan County, OKOK51,36757–

1363Lamar County, TXTX51,50357–

1364Carroll County, NHNH52,78457–

1365Navarro County, TXTX57,18157–

1366Pleasants County, WVWV7,33856–

1367Anderson County, TXTX59,80556–

1368Northampton County, VAVA11,87956–

1369Kandiyohi County, MNMN44,72056–

1370Chesterfield County, SCSC44,74056–

1371Clare County, MIMI31,54356–

1372Washington County, MSMS40,44656–

1373Waldo County, MEME40,69356–

1374Carroll County, ININ20,65555–

1375Okeechobee County, FLFL42,60855–

1376Washington County, ININ28,38355–

1377Green Lake County, WIWI19,30555–

1378Obion County, TNTN30,06755–

1379Estill County, KYKY13,96255–

1380Adams County, NENE31,07155–

1381Greene County, GAGA21,36755–

1382Somervell County, TXTX10,26155–

1383George County, MSMS26,33155–

1384Overton County, TNTN23,78755–

1385Grayson County, KYKY27,40655–

1386Henderson County, TNTN28,51855–

1387Callaway County, MOMO45,76555–

1388Washington County, NENE21,30255–

1389Perquimans County, NCNC13,49055–

1390Grafton County, NHNH93,22555–

1391Fulton County, ININ20,09155–

1392Hot Spring County, ARAR33,45154–

1393Dunn County, WIWI46,22354–

1394Bennington County, VTVT36,63054–

1395Starr County, TXTX66,31954–

1396Lanier County, GAGA10,62354–

1397Jackson County, FLFL49,62954–

1398Randolph County, ININ24,43854–

1399Lake County, CACA67,77254–

1400Barron County, WIWI46,48454–

1401Hertford County, NCNC19,01554–

1402Long County, GAGA21,55754–

1403Columbus County, NCNC50,48754–

1404Grady County, OKOK59,12854–

1405Montgomery County, NCNC26,40354–

1406Beaufort County, NCNC44,67054–

1407Josephine County, OROR87,86754–

1408Moore County, TNTN6,92054–

1409Russell County, VAVA25,33253–

1410Pontotoc County, OKOK38,52853–

1411Pendleton County, KYKY14,80053–

1412Okmulgee County, OKOK37,24153–

1413Lafayette County, MOMO33,53153–

1414Marlboro County, SCSC25,48853–

1415Harlan County, KYKY24,72553–

1416Caswell County, NCNC22,56353–

1417Wyandot County, OHOH21,56753–

1418Polk County, MOMO33,60453–

1419Buffalo County, NENE51,17253–

1420Platte County, NENE35,64953–

1421Crockett County, TNTN14,00653–

1422Preston County, WVWV34,00452–

1423Jay County, ININ20,11852–

1424Jasper County, IAIA38,15352–

1425Union County, SCSC26,79952–

1426Lauderdale County, TNTN24,61752–

1427Hawaii County, HIHI210,04352–

1428Austin County, TXTX33,62552–

1429Randolph County, ILIL29,92152–

1430Gladwin County, MIMI26,07752–

1431Bradford County, PAPA59,60052–

1432Antrim County, MIMI24,69852–

1433Logan County, KYKY28,66952–

1434Grand Forks County, NDND74,50152–

1435Summit County, COCO31,51752–

1436San Jacinto County, TXTX29,48852–

1437Clinton County, MOMO21,66152–

1438Monroe County, WIWI46,57252–

1439Lincoln County, OROR50,63652–

1440Schuyler County, NYNY16,92452–

1441Webster County, IAIA36,83851–

1442Giles County, TNTN31,43351–

1443Appomattox County, VAVA17,17251–

1444Franklin County, ALAL32,44951–

1445Chenango County, NYNY45,71551–

1446Clarendon County, SCSC31,04351–

1447Rockcastle County, KYKY16,14851–

1448Stephens County, OKOK44,31051–

1449Hopkins County, TXTX39,06351–

1450Cooke County, TXTX44,46151–

1451Baker County, FLFL29,73751–

1452Perry County, ININ19,38951–

1453Independence County, ARAR38,78551–

1454Randolph County, MOMO24,51351–

1455Twin Falls County, IDID97,53951–

1456Mingo County, WVWV21,45551–

1457Tattnall County, GAGA24,37651–

1458Macoupin County, ILIL43,74851–

1459Cherokee County, TXTX53,33751–

1460Otsego County, MIMI26,08051–

1461Wayne County, GAGA32,48151–

1462Nez Perce County, IDID42,90551–

1463Brown County, ININ15,77751–

1464Abbeville County, SCSC24,83651–

1465Polk County, TXTX53,43451–

1466Spencer County, ININ20,06151–

1467Oceana County, MIMI27,17751–

1468San Benito County, CACA70,08250–

1469Alpena County, MIMI28,85350–

1470Neshoba County, MSMS28,73250–

1471Jackson County, ALAL54,28150–

1472Silver Bow County, MTMT36,11850–

1473Nottoway County, VAVA15,79650–

1474Meigs County, OHOH21,58750–

1475Madison County, NCNC22,55350–

1476Pike County, ALAL33,68850–

1477Polk County, WIWI45,80350–

1478White County, ININ25,16450–

1479Orange County, ININ19,83450–

1480Lee County, VAVA21,64250–

1481Cass County, NENE27,65750–

1482Addison County, VTVT38,04850–

1483Dunklin County, MOMO26,85550–

1484Grenada County, MSMS20,86849–

1485Gallatin County, MTMT128,74049–

1486Clatsop County, OROR40,92649–

1487Decatur County, GAGA29,43249–

1488Vermilion Parish, LALA57,67149–

1489Mecklenburg County, VAVA30,74749–

1490Huntingdon County, PAPA43,00149–

1491Walla Walla County, WAWA62,36149–

1492Marshall County, MSMS34,65449–

1493Reno County, KSKS61,53949–

1494Lawrence County, ALAL33,84349–

1495Kerr County, TXTX54,03749–

1496Mesa County, COCO162,84549–

1497Alleghany County, NCNC11,47949–

1498Carroll County, TNTN29,20049–

1499Wabash County, ILIL10,90749–

1500Hart County, KYKY20,11749–

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU POPULATION ESTIMATES