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 –

1501Dodge County, MNMN21,37649–

1502Butler County, KSKS69,48449–

1503Richmond County, VAVA9,29449–

1504Schoharie County, NYNY30,17649–

1505Mille Lacs County, MNMN27,75348–

1506Hardin County, TNTN27,98348–

1507Laclede County, MOMO36,94348–

1508Jefferson Davis Parish, LALA31,47148–

1509Evangeline Parish, LALA31,98048–

1510Hancock County, KYKY9,05048–

1511Morris County, TXTX12,13348–

1512Scotts Bluff County, NENE35,58648–

1513Shasta County, CACA181,64848–

1514Rabun County, GAGA17,76448–

1515Geneva County, ALAL27,55448–

1516Adair County, KYKY19,42348–

1517Sioux County, IAIA36,77448–

1518Jasper County, GAGA17,63248–

1519Lewis County, TNTN13,48748–

1520Iberville Parish, LALA29,57948–

1521Adams County, OHOH27,86548–

1522Cherokee County, ALAL26,41348–

1523Douglas County, ILIL19,88048–

1524Panola County, MSMS32,69148–

1525Missoula County, MTMT123,51348–

1526Brookings County, SDSD37,63548–

1527Dickinson County, IAIA18,07748–

1528Bath County, KYKY13,17647–

1529Martin County, NCNC21,60147–

1530Manistee County, MIMI25,65647–

1531Kay County, OKOK43,49047–

1532Christian County, ILIL33,44347–

1533Camden County, NCNC11,31547–

1534Boone County, IAIA26,79947–

1535Bedford County, PAPA47,48047–

1536Montgomery County, KSKS30,17747–

1537Caledonia County, VTVT30,41447–

1538Tippah County, MSMS21,38947–

1539McNairy County, TNTN26,23647–

1540Martin County, KYKY10,69747–

1541Sullivan County, ININ20,83147–

1542Shawano County, WIWI41,56047–

1543Barry County, MOMO36,20047–

1544Penobscot County, MEME157,96746–

1545Carroll County, ARAR29,26346–

1546Susquehanna County, PAPA38,23746–

1547Candler County, GAGA11,27546–

1548Clinton County, KYKY9,13946–

1549Giles County, VAVA16,56446–

1550Cleburne County, ARAR25,67246–

1551Scott County, MSMS28,07346–

1552Davison County, SDSD20,06946–

1553Roscommon County, MIMI23,91446–

1554Franklin County, KSKS26,29946–

1555Jeff Davis County, GAGA15,21946–

1556Iosco County, MIMI25,26646–

1557Maverick County, TXTX58,82346–

1558Grant County, WIWI52,44646–

1559Calaveras County, CACA46,60546–

1560Washington County, FLFL26,69546–

1561Avoyelles Parish, LALA37,94146–

1562Perry County, ILIL20,16046–

1563Switzerland County, ININ10,03745–

1564Allegany County, NYNY46,80045–

1565Hood River County, OROR23,72045–

1566Lee County, ILIL32,91445–

1567Yankton County, SDSD23,63545–

1568Itawamba County, MSMS24,15245–

1569Fleming County, KYKY15,78745–

1570Adair County, MOMO25,68445–

1571Barbour County, WVWV15,41445–

1572Clallam County, WAWA78,20245–

1573Paulding County, OHOH18,72745–

1574Jim Wells County, TXTX38,80445–

1575Bond County, ILIL16,95945–

1576Henry County, IAIA19,34945–

1577McDonald County, MOMO23,99244–

1578Clay County, MSMS18,23844–

1579Teller County, COCO24,75644–

1580Madison County, VAVA14,23744–

1581Marion County, MSMS24,00144–

1582Waseca County, MNMN18,68844–

1583Stone County, MSMS19,65444–

1584Jerome County, IDID26,36244–

1585Fannin County, TXTX39,26544–

1586Warren County, NCNC18,89844–

1587Howell County, MOMO40,79844–

1588Logan County, ILIL27,18244–

1589McDonough County, ILIL25,91644–

1590Atascosa County, TXTX53,59044–

1591Tishomingo County, MSMS18,63944–

1592Lincoln County, WVWV19,17744–

1593Marshall County, OKOK16,25544–

1594Garrett County, MDMD28,37044–

1595Orange County, VTVT30,00244–

1596Miller County, MOMO25,81744–

1597Monroe County, MSMS33,31844–

1598Grimes County, TXTX34,25243–

1599Saluda County, SCSC19,68043–

1600Imperial County, CACA181,41143–

1601Levy County, FLFL48,52043–

1602Simpson County, MSMS25,49843–

1603Covington County, MSMS17,89843–

1604Leflore County, MSMS25,68643–

1605Freeborn County, MNMN30,44043–

1606Sandoval County, NMNM159,56543–

1607Fountain County, ININ17,01343–

1608Codington County, SDSD29,56243–

1609Meriwether County, GAGA21,51643–

1610Medina County, TXTX56,88143–

1611Hickman County, TNTN26,21943–

1612Wayne County, KYKY19,59743–

1613Polk County, TNTN18,59243–

1614Moultrie County, ILIL14,37143–

1615Brantley County, GAGA18,93643–

1616Lyon County, KYKY9,12343–

1617Carlton County, MNMN36,71143–

1618Scott County, TNTN22,67143–

1619Union County, ININ6,86343–

1620Clinton County, PAPA37,87043–

1621Trempealeau County, WIWI31,17143–

1622Morgan County, TNTN22,16042–

1623Lewis County, WVWV16,39442–

1624Houston County, TNTN8,47942–

1625Richland County, ILIL15,21942–

1626Andrew County, MOMO18,24142–

1627Edmonson County, KYKY12,74942–

1628Pennington County, SDSD116,79242–

1629Crawford County, ILIL18,64842–

1630Holmes County, FLFL20,11942–

1631Bracken County, KYKY8,51142–

1632Herkimer County, NYNY59,21942–

1633Mississippi County, ARAR37,82842–

1634Warren County, PAPA37,03842–

1635Hendry County, FLFL48,27642–

1636Berrien County, GAGA18,93242–

1637Brown County, MNMN25,51742–

1638East Feliciana Parish, LALA18,91142–

1639Sanilac County, MIMI40,08342–

1640Washington County, KYKY12,36842–

1641Osceola County, MIMI23,51642–

1642Arenac County, MIMI15,06841–

1643Clay County, KYKY19,46541–

1644Floyd County, VAVA15,78941–

1645Essex County, VAVA10,65441–

1646Hill County, TXTX39,50341–

1647Wabasha County, MNMN21,53741–

1648Ray County, MOMO23,39841–

1649Grays Harbor County, WAWA78,14441–

1650Rush County, ININ16,76741–

1651Heard County, GAGA12,14941–

1652Benton County, TNTN16,18341–

1653Ware County, GAGA36,90641–

1654Brown County, TXTX38,71141–

1655Anson County, NCNC21,75841–

1656Halifax County, VAVA33,44741–

1657Pulaski County, GAGA10,17241–

1658Ohio County, KYKY23,93441–

1659Fentress County, TNTN20,32241–

1660Green County, KYKY11,64441–

1661Yuma County, AZAZ224,44941–

1662Nicholas County, KYKY7,94941–

1663Hardee County, FLFL25,93241–

1664Erath County, TXTX43,91141–

1665Gilpin County, COCO6,07340–

1666Santa Cruz County, AZAZ50,02040–

1667Jackson County, TNTN12,46640–

1668Boone County, WVWV20,25140–

1669Oconto County, WIWI40,19540–

1670Union County, ILIL16,65640–

1671Waushara County, WIWI25,22340–

1672Perry County, MOMO19,09340–

1673McCreary County, KYKY17,12440–

1674Coos County, OROR63,99240–

1675Dickenson County, VAVA13,23640–

1676Mitchell County, GAGA20,46740–

1677Randolph County, ALAL23,16340–

1678Montgomery County, ILIL28,07640–

1679Washington County, IAIA22,66740–

1680McKean County, PAPA38,98440–

1681Orleans County, VTVT27,60040–

1682Vernon County, WIWI31,44340–

1683Johnson County, ARAR26,22540–

1684Dodge County, GAGA19,66340–

1685Wyoming County, WVWV19,80140–

1686Scott County, VAVA21,20040–

1687Grant County, WAWA105,72739–

1688St. Lawrence County, NYNY105,48839–

1689Marion County, ALAL29,09739–

1690Grundy County, TNTN14,11639–

1691Bledsoe County, TNTN15,92039–

1692Bacon County, GAGA11,07039–

1693Webster County, KYKY12,92939–

1694Gem County, IDID21,77339–

1695Latah County, IDID41,84239–

1696Johnson County, ILIL13,36339–

1697Winston County, ALAL23,82939–

1698Meeker County, MNMN23,60339–

1699Escambia County, ALAL36,66539–

1700Conway County, ARAR21,39339–

1701Wharton County, TXTX42,06039–

1702Calhoun County, TXTX19,59939–

1703Franklin County, TXTX10,99439–

1704Jackson County, KYKY13,32539–

1705Seminole County, GAGA9,16239–

1706Lincoln County, GAGA8,11239–

1707Amelia County, VAVA13,63238–

1708Wetzel County, WVWV13,73438–

1709Lee County, SCSC15,73038–

1710Mahaska County, IAIA21,88038–

1711Laramie County, WYWY102,93838–

1712Piatt County, ILIL16,79138–

1713Lyon County, KSKS32,26638–

1714De Witt County, ILIL15,11838–

1715Fulton County, ILIL32,90138–

1716Rockbridge County, VAVA22,66338–

1717Lawrence County, KYKY15,76538–

1718Pamlico County, NCNC12,75838–

1719Knott County, KYKY13,32138–

1720Greensville County, VAVA11,18138–

1721Hardeman County, TNTN25,27438–

1722Morgan County, KYKY14,41538–

1723Union County, SDSD17,40238–

1724Breckinridge County, KYKY21,50338–

1725Menard County, ILIL11,86338–

1726Lake County, TNTN6,24938–

1727Barnwell County, SCSC20,65338–

1728Hampshire County, WVWV24,10538–

1729Marquette County, MIMI68,06438–

1730Appling County, GAGA19,10038–

1731Crawford County, GAGA12,20638–

1732West Feliciana Parish, LALA15,13438–

1733Morgan County, MOMO22,41838–

1734Atchison County, KSKS16,17238–

1735Houghton County, MIMI37,84238–

1736Ogemaw County, MIMI21,12137–

1737Union County, KYKY12,83937–

1738Ste. Genevieve County, MOMO18,68937–

1739Parke County, ININ16,64237–

1740Bureau County, ILIL32,51037–

1741Oglethorpe County, GAGA16,41537–

1742Colleton County, SCSC39,38237–

1743Calhoun County, SCSC14,18837–

1744Moniteau County, MOMO15,42837–

1745Leake County, MSMS21,66237–

1746Lawrence County, ILIL13,79037–

1747Lincoln County, OKOK35,27837–

1748Seminole County, OKOK23,44137–

1749Humphreys County, TNTN19,64637–

1750Bee County, TXTX32,51537–

1751Jones County, IAIA21,25337–

1752Humboldt County, CACA131,64737–

1753Nicholas County, WVWV23,84837–

1754Covington County, ALAL37,94737–

1755Lawrence County, SDSD29,45937–

1756Buchanan County, VAVA18,49237–

1757Lewis County, WAWA88,06237–

1758Buchanan County, IAIA20,88337–

1759Caldwell County, KYKY12,60937–

1760Metcalfe County, KYKY10,58337–

1761Huron County, MIMI30,53037–

1762Clay County, SDSD15,03136–

1763Casey County, KYKY16,20536–

1764Benton County, IAIA26,00436–

1765Newton County, MSMS20,96036–

1766Charles City County, VAVA6,62336–

1767Elk County, PAPA29,92636–

1768Patrick County, VAVA17,42436–

1769Cheboygan County, MIMI25,79336–

1770Hancock County, MEME57,17136–

1771Magoffin County, KYKY11,11036–

1772Lyon County, MNMN25,68436–

1773Jo Daviess County, ILIL21,59436–

1774Dallas County, ALAL35,14036–

1775Pike County, ININ12,00336–

1776McLean County, KYKY9,06436–

1777Coahoma County, MSMS19,84936–

1778Noble County, OHOH14,27636–

1779Montgomery County, GAGA8,63536–

1780Bibb County, ALAL22,26236–

1781Tioga County, PAPA40,50236–

1782Carroll County, IAIA20,30336–

1783Buena Vista County, IAIA20,44936–

1784Union County, ARAR36,92636–

1785Asotin County, WAWA22,54535–

1786Audrain County, MOMO24,52835–

1787Decatur County, TNTN11,82035–

1788Copiah County, MSMS27,49735–

1789Newton County, ININ14,18835–

1790Richland Parish, LALA19,58235–

1791Jasper County, TXTX33,07535–

1792Worth County, GAGA20,05935–

1793Jefferson County, IAIA15,29135–

1794Putnam County, ILIL5,61935–

1795Pointe Coupee Parish, LALA19,52035–

1796Harrison County, OHOH14,07035–

1797Marquette County, WIWI15,92735–

1798Lee County, KYKY7,29735–

1799Cumberland County, VAVA10,35235–

1800Juneau County, WIWI26,64935–

1801Todd County, KYKY12,97235–

1802Carroll County, ILIL15,41935–

1803Adair County, OKOK19,82835–

1804Walthall County, MSMS13,92834–

1805Grayson County, VAVA15,23034–

1806Kleberg County, TXTX30,31534–

1807Crawford County, ININ10,50934–

1808Stoddard County, MOMO28,28434–

1809Jefferson County, KSKS18,29634–

1810St. Francis County, ARAR21,80034–

1811Bladen County, NCNC30,00734–

1812Grant Parish, LALA22,07534–

1813Oneida County, WIWI38,13134–

1814Chattahoochee County, GAGA8,46534–

1815Emanuel County, GAGA23,14734–

1816Vernon Parish, LALA45,09134–

1817Monroe County, KYKY11,19134–

1818Dickinson County, MIMI25,82734–

1819Ward County, NDND68,23334–

1820Howard County, TXTX30,50434–

1821Mills County, IAIA14,79334–

1822Willacy County, TXTX19,97134–

1823Douglas County, WIWI43,99034–

1824Adams County, WIWI21,75234–

1825La Plata County, COCO56,89834–

1826Livingston County, ILIL35,05734–

1827McPherson County, KSKS30,06433–

1828Kalkaska County, MIMI18,69333–

1829Matagorda County, TXTX36,46333–

1830Chickasaw County, MSMS16,73033–

1831Houston County, MNMN18,40033–

1832Dallas County, MOMO18,02533–

1833Lampasas County, TXTX23,65733–

1834Curry County, NMNM46,65533–

1835Pittsburg County, OKOK43,32033–

1836Cass County, ILIL12,46333–

1837Murray County, OKOK13,80533–

1838Fulton County, PAPA14,48333–

1839Owen County, KYKY11,60133–

1840Clay County, TNTN7,82133–

1841Seward County, KSKS21,07333–

1842Garvin County, OKOK26,37733–

1843Trigg County, KYKY14,51233–

1844Sunflower County, MSMS22,89333–

1845Henry County, ALAL18,39433–

1846Wasatch County, UTUT38,51433–

1847Morgan County, OHOH13,62633–

1848Brooks County, GAGA16,10133–

1849Fremont County, COCO50,03933–

1850Alleghany County, VAVA14,54633–

1851Henry County, MOMO22,67133–

1852Bamberg County, SCSC12,79633–

1853Cherokee County, KSKS19,10533–

1854Lyon County, NVNV65,08832–

1855Hampton County, SCSC18,17432–

1856Treutlen County, GAGA6,46632–

1857Pepin County, WIWI7,51332–

1858Pottawatomie County, KSKS27,18632–

1859Palo Pinto County, TXTX30,79132–

1860Lincoln County, WIWI28,40332–

1861Ellis County, KSKS29,07532–

1862Jefferson County, IDID35,29732–

1863Bolivar County, MSMS28,26232–

1864Eagle County, COCO54,29132–

1865St. Louis County, MNMN200,51832–

1866Pickett County, TNTN5,21932–

1867Summers County, WVWV11,53232–

1868Haywood County, TNTN17,04232–

1869McIntosh County, OKOK19,75832–

1870Kanabec County, MNMN16,62832–

1871Hancock County, TNTN7,07532–

1872Williamsburg County, SCSC29,66232–

1873Nelson County, VAVA14,92032–

1874Beauregard Parish, LALA36,67332–

1875Cedar County, IAIA18,35932–

1876Hale County, TXTX31,81932–

1877Saunders County, NENE23,70232–

1878McDowell County, WVWV16,87832–

1879Menifee County, KYKY6,43032–

1880Le Flore County, OKOK50,19632–

1881Seward County, NENE18,03232–

1882Cascade County, MTMT85,02932–

1883Turner County, GAGA8,98331–

1884Stewart County, TNTN14,43931–

1885Iowa County, WIWI23,95131–

1886Poweshiek County, IAIA18,36831–

1887Bonner County, IDID54,42031–

1888Cedar County, MOMO14,88831–

1889Washington County, MOMO23,81031–

1890De Soto Parish, LALA27,38131–

1891Delta County, MIMI36,58231–

1892Nobles County, MNMN22,33831–

1893Burleson County, TXTX20,54931–

1894Yavapai County, AZAZ252,55231–

1895Elliott County, KYKY7,26531–

1896Greenbrier County, WVWV31,57831–

1897Otter Tail County, MNMN61,04131–

1898Ford County, KSKS33,99331–

1899Crawford County, MOMO22,92931–

1900Jackson County, OKOK24,76431–

1901Saline County, MOMO23,26531–

1902Madison County, IAIA17,27031–

1903Morrison County, MNMN34,62031–

1904Tyler County, WVWV7,88131–

1905Ballard County, KYKY7,59431–

1906Northampton County, NCNC16,49131–

1907Johnson County, GAGA9,31031–

1908Delaware County, NYNY44,30531–

1909Washington County, NCNC10,63831–

1910Vinton County, OHOH12,64531–

1911Delaware County, IAIA17,67431–

1912Cass County, TXTX28,65131–

1913Cowley County, KSKS34,38231–

1914Shelby County, TXTX24,28631–

1915Madison County, TXTX14,22631–

1916Logan County, ARAR21,63331–

1917Labette County, KSKS19,68531–

1918Franklin Parish, LALA19,00230–

1919Marinette County, WIWI42,57430–

1920Cooper County, MOMO17,13630–

1921Jackson County, IAIA19,28830–

1922Minidoka County, IDID22,91130–

1923Southampton County, VAVA18,11030–

1924Fulton County, KYKY6,21830–

1925Clark County, ILIL15,11430–

1926Gates County, NCNC10,23430–

1927Sharp County, ARAR18,12230–

1928Warren County, ILIL16,22230–

1929Morehouse Parish, LALA23,70530–

1930Macon County, ALAL18,13230–

1931Plymouth County, IAIA25,69730–

1932Lee County, TXTX18,72930–

1933Floyd County, IAIA14,90130–

1934Allen Parish, LALA22,67230–

1935Grant County, ARAR18,75630–

1936Marshall County, ILIL11,47330–

1937Ouachita County, ARAR21,73130–

1938Poinsett County, ARAR22,48330–

1939Fairfield County, SCSC20,34030–

1940Buckingham County, VAVA17,13730–

1941Teton County, IDID13,25430–

1942Burke County, GAGA24,40830–

1943Cumberland County, ILIL10,20830–

1944Marion County, ARAR17,59329–

1945Butler County, KYKY12,52029–

1946Pemiscot County, MOMO14,46529–

1947Martin County, ININ9,85629–

1948Macon County, GAGA11,75629–

1949Benton County, MOMO20,53629–

1950Mississippi County, MOMO12,00329–

1951Franklin County, ARAR17,72529–

1952Richland County, WIWI17,03629–

1953Oxford County, MEME60,34629–

1954Fayette County, ILIL20,79029–

1955Clark County, WIWI35,05229–

1956Randolph County, ARAR18,87629–

1957Bandera County, TXTX22,87629–

1958Hardin County, IAIA16,45529–

1959Wright County, MOMO19,67129–

1960Gulf County, FLFL15,94329–

1961Finney County, KSKS37,50529–

1962Natchitoches Parish, LALA36,08929–

1963Winston County, MSMS17,47329–

1964Pulaski County, ININ12,46329–

1965Washington County, GAGA19,45329–

1966Winneshiek County, IAIA19,73329–

1967Columbia County, ARAR21,89429–

1968Clay County, IAIA16,20229–

1969Franklin County, NYNY46,50029–

1970Monroe County, OHOH12,99429–

1971Cleburne County, ALAL15,97029–

1972Plaquemines Parish, LALA22,25629–

1973Jefferson County, GAGA15,01129–

1974Custer County, OKOK28,17528–

1975Gasconade County, MOMO14,78428–

1976McCormick County, SCSC10,21528–

1977Dooly County, GAGA11,15628–

1978Panola County, TXTX23,01828–

1979Wolfe County, KYKY6,29828–

1980Livingston County, KYKY8,86328–

1981Pawnee County, OKOK16,02928–

1982Delta County, COCO32,17828–

1983Iowa County, IAIA16,50428–

1984Graham County, NCNC8,19028–

1985Chelan County, WAWA81,94128–

1986Sevier County, ARAR15,75828–

1987Lunenburg County, VAVA12,05828–

1988Rappahannock County, VAVA7,43928–

1989Union County, IAIA11,82928–

1990Crawford County, WIWI15,91028–

1991Jackson Parish, LALA15,83428–

1992Barbour County, ALAL24,60728–

1993McIntosh County, GAGA11,98928–

1994Brunswick County, VAVA15,72728–

1995Page County, IAIA14,85628–

1996Vilas County, WIWI23,76128–

1997Lawrence County, ARAR16,27328–

1998Barton County, KSKS24,79028–

1999Livingston County, MOMO14,70828–

2000Lafayette County, WIWI17,47828–

SHOWING 1,501–2,000 OF 3,144

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