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RANKING · 2020 CENSUS · 500 SHOWN OF 3,135

Largest by population, US counties · 2020

The most populous US counties as of the 2020 population estimates.

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RANKPLACESTATETOTAL POPULATIONVS 2000
1501Henry County, OHOH27,662−5%
1502Jennings County, ININ27,613+0%
1503Adams County, OHOH27,477+1%
1504Logan County, KYKY27,432+3%
1505San Jacinto County, TXTX27,402+23%
1506Orleans County, VTVT27,393+4%
1507Tillamook County, OROR27,390+13%
1508White County, TNTN27,351+18%
1509Fluvanna County, VAVA27,249+36%
1510Union County, SCSC27,244−9%
1511McDonough County, ILIL27,238−17%
1512San Miguel County, NMNM27,201−10%
1513West Baton Rouge Parish, LALA27,199+26%
1514Cibola County, NMNM27,172+6%
1515Pike County, OHOH27,088−2%
1516Iroquois County, ILIL27,077−14%
1517Toombs County, GAGA27,030+4%
1518Caddo County, OKOK26,945−11%
1519Mineral County, WVWV26,938−1%
1520Woodford County, KYKY26,871+16%
1521Harlan County, KYKY26,831−19%
1522Hardin County, TNTN26,831+5%
1523De Soto Parish, LALA26,812+5%
1524Dawson County, GAGA26,798+67%
1525Stephens County, GAGA26,784+5%
1526Yazoo County, MSMS26,743−5%
1527Gillespie County, TXTX26,725+28%
1528King George County, VAVA26,723+59%
1529Carroll County, OHOH26,721−7%
1530Juneau County, WIWI26,718+10%
1531Boone County, IAIA26,715+2%
1532Wasco County, OROR26,670+12%
1533Marlboro County, SCSC26,667−7%
1534Geneva County, ALAL26,659+3%
1535Oceana County, MIMI26,659−1%
1536Carter County, KYKY26,627−1%
1537Cass County, NENE26,598+9%
1538Lewis County, NYNY26,582−1%
1539Ashe County, NCNC26,577+9%
1540Decatur County, ININ26,472+8%
1541Clay County, ININ26,466−0%
1542Mille Lacs County, MNMN26,459+18%
1543Grayson County, KYKY26,420+10%
1544Grady County, GAGA26,236+11%
1545Union County, OROR26,196+7%
1546Wyoming County, PAPA26,069−7%
1547Elbert County, COCO26,062+31%
1548Charlevoix County, MIMI26,054−0%
1549Taylor County, KYKY26,023+14%
1550Franklin County, KSKS25,996+5%
1551Sunflower County, MSMS25,971−24%
1552Simpson County, MSMS25,949−6%
1553Dickinson County, MIMI25,947−6%
1554Lamoille County, VTVT25,945+12%
1555Brown County, MNMN25,912−4%
1556McNairy County, TNTN25,866+5%
1557Montezuma County, COCO25,849+8%
1558Hart County, GAGA25,828+12%
1559Russell County, VAVA25,781−15%
1560Lawrence County, SDSD25,768+18%
1561Montgomery County, NCNC25,751−4%
1562Staunton, VAVA25,750+8%
1563Johnson County, ARAR25,749+13%
1564Plymouth County, IAIA25,698+3%
1565Edgefield County, SCSC25,657+4%
1566Garvin County, OKOK25,656−6%
1567Morehouse Parish, LALA25,629−17%
1568Cheboygan County, MIMI25,579−3%
1569Benton County, IAIA25,575+1%
1570Churchill County, NVNV25,516+6%
1571Barton County, KSKS25,493−10%
1572Hardeman County, TNTN25,462−9%
1573Mason County, WVWV25,453−2%
1574Butts County, GAGA25,434+30%
1575Luna County, NMNM25,427+2%
1576Gladwin County, MIMI25,386−2%
1577Payette County, IDID25,386+23%
1578Pottawatomie County, KSKS25,348+39%
1579Salem, VAVA25,346+2%
1580Hardee County, FLFL25,327−6%
1581Fannin County, GAGA25,319+28%
1582Washington County, FLFL25,318+21%
1583Adair County, MOMO25,314+1%
1584Lyon County, MNMN25,269−1%
1585Todd County, MNMN25,262+3%
1586Iosco County, MIMI25,237−8%
1587Barbour County, ALAL25,223−13%
1588Posey County, ININ25,222−7%
1589Macon County, TNTN25,216+24%
1590Lauderdale County, TNTN25,143−7%
1591Otsego County, MIMI25,091+8%
1592Manistee County, MIMI25,032+2%
1593Prentiss County, MSMS25,008−2%
1594Bremer County, IAIA24,988+7%
1595Cherokee County, ALAL24,971+4%
1596Chattooga County, GAGA24,965−2%
1597Audrain County, MOMO24,962−3%
1598Grant County, KYKY24,941+11%
1599Hickman County, TNTN24,925+12%
1600Routt County, COCO24,829+26%
1601Jackson County, OKOK24,785−13%
1602Yates County, NYNY24,774+1%
1603Milam County, TXTX24,754+2%
1604Crook County, OROR24,738+29%
1605Goochland County, VAVA24,727+47%
1606Miller County, MOMO24,722+5%
1607Randolph County, MOMO24,716+0%
1608Cleburne County, ARAR24,711+3%
1609Teller County, COCO24,710+20%
1610White County, ININ24,688−2%
1611Rowan County, KYKY24,662+12%
1612Cassia County, IDID24,655+15%
1613Union County, GAGA24,632+42%
1614Somerset County, MDMD24,620−1%
1615Nicholas County, WVWV24,604−7%
1616Burke County, GAGA24,596+11%
1617Uvalde County, TXTX24,564−5%
1618Waushara County, WIWI24,520+6%
1619Jefferson County, OROR24,502+29%
1620Randolph County, ININ24,502−11%
1621Texas County, MOMO24,487+6%
1622Marion County, MSMS24,441−5%
1623Fayette County, TXTX24,435+12%
1624Scott County, ININ24,384+6%
1625George County, MSMS24,350+27%
1626Abbeville County, SCSC24,295−7%
1627Lincoln County, KYKY24,275+4%
1628Blaine County, IDID24,272+28%
1629Jerome County, IDID24,237+32%
1630Fairfax, VAVA24,146+12%
1631Dawson County, NENE24,111−1%
1632Bell County, KYKY24,097−20%
1633Shelby County, TXTX24,022−5%
1634Hood River County, OROR23,977+17%
1635Itawamba County, MSMS23,863+5%
1636Anderson County, KYKY23,852+25%
1637Aransas County, TXTX23,830+6%
1638Upshur County, WVWV23,816+2%
1639Ohio County, KYKY23,772+4%
1640Saline County, ILIL23,768−11%
1641Page County, VAVA23,709+2%
1642Iowa County, WIWI23,709+4%
1643Mingo County, WVWV23,568−17%
1644Seminole County, OKOK23,556−5%
1645Winston County, ALAL23,540−5%
1646Grainger County, TNTN23,527+14%
1647Plaquemines Parish, LALA23,515−12%
1648Washington County, MOMO23,514+1%
1649Juniata County, PAPA23,509+3%
1650Menominee County, MIMI23,502−7%
1651Roscommon County, MIMI23,459−8%
1652Curry County, OROR23,446+11%
1653Antrim County, MIMI23,431+1%
1654Franklin County, GAGA23,424+15%
1655Meeker County, MNMN23,400+3%
1656Fayette County, ININ23,398−9%
1657Starke County, ININ23,371−1%
1658Pacific County, WAWA23,365+11%
1659Saline County, MOMO23,333−2%
1660Teton County, WYWY23,331+28%
1661Yankton County, SDSD23,310+8%
1662McDonald County, MOMO23,303+7%
1663Ray County, MOMO23,158−1%
1664Hampshire County, WVWV23,093+14%
1665St. Francis County, ARAR23,090−21%
1666Clarke County, ALAL23,087−17%
1667Crawford County, MOMO23,056+1%
1668Vilas County, WIWI23,047+10%
1669Hopewell, VAVA23,033+3%
1670Poinsett County, ARAR22,965−10%
1671New Kent County, VAVA22,945+70%
1672Osceola County, MIMI22,891−1%
1673Tattnall County, GAGA22,842+2%
1674Columbia County, ARAR22,801−11%
1675Franklin County, ININ22,785+3%
1676Emanuel County, GAGA22,768+4%
1677Allen Parish, LALA22,750−11%
1678Caswell County, NCNC22,736−3%
1679Klickitat County, WAWA22,735+19%
1680Johnson County, KYKY22,680−3%
1681Ouachita County, ARAR22,650−21%
1682Rockbridge County, VAVA22,650+9%
1683Mercer County, KYKY22,641+9%
1684Washington County, IAIA22,565+9%
1685Brooke County, WVWV22,559−11%
1686Overton County, TNTN22,511+12%
1687Panola County, TXTX22,491−1%
1688Beckham County, OKOK22,410+13%
1689Sumner County, KSKS22,382−14%
1690Leelanau County, MIMI22,301+6%
1691Bibb County, ALAL22,293+7%
1692Nobles County, MNMN22,290+7%
1693Asotin County, WAWA22,285+8%
1694Saunders County, NENE22,278+12%
1695Meigs County, OHOH22,210−4%
1696Waynesboro, VAVA22,196+14%
1697Mahaska County, IAIA22,190−1%
1698Lee County, VAVA22,173−6%
1699Grant Parish, LALA22,169+19%
1700Sabine Parish, LALA22,155−6%
1701Limestone County, TXTX22,146+0%
1702Houston County, TXTX22,066−5%
1703Anson County, NCNC22,055−13%
1704Putnam County, GAGA22,047+17%
1705Jo Daviess County, ILIL22,035−1%
1706Martin County, NCNC22,031−14%
1707Randolph County, ALAL21,967−2%
1708Seward County, KSKS21,964−2%
1709Henry County, MOMO21,946−0%
1710Wyandot County, OHOH21,900−4%
1711Scott County, TNTN21,850+3%
1712Prince Edward County, VAVA21,849+11%
1713Colusa County, CACA21,839+16%
1714Tippah County, MSMS21,815+5%
1715Boone County, WVWV21,809−15%
1716Taylor County, FLFL21,796+13%
1717Mitchell County, GAGA21,755−9%
1718Gage County, NENE21,704−6%
1719McDuffie County, GAGA21,632+2%
1720Grenada County, MSMS21,629−7%
1721Lampasas County, TXTX21,627+22%
1722Minidoka County, IDID21,613+7%
1723Gaines County, TXTX21,598+49%
1724Stutsman County, NDND21,593−1%
1725Dakota County, NENE21,582+7%
1726Scott County, VAVA21,576−8%
1727Hertford County, NCNC21,552−5%
1728Letcher County, KYKY21,548−15%
1729Hockley County, TXTX21,537−5%
1730Logan County, COCO21,528+5%
1731Sevier County, UTUT21,522+14%
1732Jersey County, ILIL21,512−1%
1733Fayette County, ILIL21,488−1%
1734Clark County, ARAR21,446−9%
1735Coahoma County, MSMS21,390−30%
1736Wabasha County, MNMN21,387−1%
1737Texas County, OKOK21,384+6%
1738Wyoming County, WVWV21,382−17%
1739Moore County, TXTX21,358+6%
1740Hubbard County, MNMN21,344+16%
1741Owen County, ININ21,321−2%
1742Newton County, MSMS21,291−3%
1743Leake County, MSMS21,275+2%
1744Llano County, TXTX21,243+25%
1745Nodaway County, MOMO21,241−3%
1746Fillmore County, MNMN21,228+1%
1747Gray County, TXTX21,227−7%
1748Madison County, NCNC21,193+8%
1749Clinton County, MOMO21,184+12%
1750Jackson County, WIWI21,145+11%
1751Logan County, ARAR21,131−6%
1752Union Parish, LALA21,107−7%
1753Assumption Parish, LALA21,039−10%
1754Morgan County, TNTN21,035+6%
1755Morgan County, MOMO21,006+9%
1756Shelby County, ILIL20,990−8%
1757Fairfield County, SCSC20,948−11%
1758Perry County, ILIL20,945−9%
1759Dodge County, MNMN20,867+18%
1760Washington County, NENE20,865+11%
1761Bandera County, TXTX20,851+18%
1762Buena Vista County, IAIA20,823+2%
1763Sullivan County, ININ20,817−4%
1764Worth County, GAGA20,784−5%
1765Ogemaw County, MIMI20,770−4%
1766Carroll County, IAIA20,760−3%
1767Pointe Coupee Parish, LALA20,758−9%
1768Conway County, ARAR20,715+2%
1769Adams County, WIWI20,654+11%
1770Jones County, IAIA20,646+2%
1771Hutchinson County, TXTX20,617−14%
1772Meriwether County, GAGA20,613−9%
1773Adams County, WAWA20,613+25%
1774Dukes County, MAMA20,600+37%
1775Barnwell County, SCSC20,589−12%
1776Allen County, KYKY20,588+16%
1777Buchanan County, IAIA20,565−3%
1778Kewaunee County, WIWI20,563+2%
1779Colorado County, TXTX20,557+1%
1780Greene County, VAVA20,552+35%
1781Henry County, IAIA20,482+1%
1782Fulton County, ININ20,480−0%
1783Jay County, ININ20,478−6%
1784Woodward County, OKOK20,470+11%
1785Lincoln County, WVWV20,463−7%
1786Greene County, NCNC20,451+8%
1787Uinta County, WYWY20,450+4%
1788Breckinridge County, KYKY20,432+10%
1789Carbon County, UTUT20,412−0%
1790Buchanan County, VAVA20,355−25%
1791Clay County, KYKY20,345−17%
1792Lavaca County, TXTX20,337+6%
1793Carroll County, ININ20,306+1%
1794Lincoln County, NMNM20,269+4%
1795Yell County, ARAR20,263−4%
1796Bourbon County, KYKY20,252+5%
1797St. James Parish, LALA20,192−5%
1798Labette County, KSKS20,184−12%
1799Willacy County, TXTX20,164+0%
1800Crisp County, GAGA20,128−8%
1801Calhoun County, TXTX20,106−3%
1802Morgan County, GAGA20,097+30%
1803DeKalb County, TNTN20,080+15%
1804Winneshiek County, IAIA20,070−6%
1805Hempstead County, ARAR20,065−15%
1806Richland Parish, LALA20,043−4%
1807Martin County, MNMN20,025−8%
1808Washington County, GAGA19,988−6%
1809Montague County, TXTX19,965+4%
1810Davison County, SDSD19,956+6%
1811Dodge County, GAGA19,925+4%
1812Taylor County, WIWI19,913+1%
1813Smith County, TNTN19,904+12%
1814Orange County, ININ19,867+3%
1815DeWitt County, TXTX19,824−1%
1816Spencer County, ININ19,810−3%
1817Union County, TNTN19,802+11%
1818Tyler County, TXTX19,798−5%
1819Plumas County, CACA19,790−5%
1820Wayne County, MSMS19,779−7%
1821Franklin Parish, LALA19,774−7%
1822Monroe County, ALAL19,772−19%
1823Douglas County, ILIL19,740−1%
1824Pierce County, GAGA19,716+26%
1825Vernon County, MOMO19,707−4%
1826Lincoln County, MTMT19,677+4%
1827Jones County, TXTX19,663−5%
1828Gonzales County, TXTX19,653+6%
1829Holmes County, FLFL19,653+6%
1830Elbert County, GAGA19,637−4%
1831Duchesne County, UTUT19,596+36%
1832Simpson County, KYKY19,594+19%
1833Lincoln County, WYWY19,581+34%
1834Marion County, KYKY19,581+8%
1835Wayne County, KYKY19,555−2%
1836East Feliciana Parish, LALA19,539−9%
1837Macon County, ALAL19,532−19%
1838Fayette County, IAIA19,509−11%
1839Adair County, OKOK19,495−7%
1840Langlade County, WIWI19,491−6%
1841Spencer County, KYKY19,490+66%
1842Jackson County, IAIA19,485−4%
1843Chaffee County, COCO19,476+20%
1844Freestone County, TXTX19,435+9%
1845Los Alamos County, NMNM19,419+6%
1846Benton County, MOMO19,394+13%
1847Cherokee County, KSKS19,362−14%
1848Polk County, NCNC19,328+5%
1849Marengo County, ALAL19,323−14%
1850Hart County, KYKY19,288+11%
1851Polk County, ARAR19,221−5%
1852Kent County, MDMD19,198+0%
1853Roosevelt County, NMNM19,191+7%
1854Perry County, ININ19,170+1%
1855Beadle County, SDSD19,149+12%
1856Pickens County, ALAL19,123−9%
1857Gem County, IDID19,123+26%
1858McDowell County, WVWV19,111−30%
1859Ashley County, ARAR19,062−21%
1860Butler County, ALAL19,051−11%
1861Green Lake County, WIWI19,018−0%
1862Inyo County, CACA19,016+6%
1863Humphreys County, TNTN18,990+6%
1864Waseca County, MNMN18,968−3%
1865Perry County, MOMO18,956+5%
1866McIntosh County, OKOK18,941−3%
1867Greene County, GAGA18,915+31%
1868Adair County, KYKY18,903+10%
1869Pike County, GAGA18,889+38%
1870Saluda County, SCSC18,862−2%
1871Tishomingo County, MSMS18,850−2%
1872Houston County, MNMN18,843−4%
1873Paulding County, OHOH18,806−7%
1874Harrison County, KYKY18,692+4%
1875Otero County, COCO18,690−8%
1876Concordia Parish, LALA18,687−8%
1877Crawford County, ILIL18,679−9%
1878Bethel Census Area, AKAK18,666+17%
1879Poweshiek County, IAIA18,662−1%
1880Warren County, NCNC18,642−7%
1881Clay County, MSMS18,636−15%
1882Andrews County, TXTX18,610+43%
1883Deaf Smith County, TXTX18,583+0%
1884Randolph County, ARAR18,571+2%
1885Hampton County, SCSC18,561−13%
1886Cedar County, IAIA18,505+2%
1887Lamar County, GAGA18,500+16%
1888Fentress County, TNTN18,489+11%
1889Ste. Genevieve County, MOMO18,479+4%
1890Westmoreland County, VAVA18,477+11%
1891Yancey County, NCNC18,470+4%
1892Appling County, GAGA18,444+6%
1893Dickinson County, KSKS18,402−5%
1894Frio County, TXTX18,385+13%
1895Jefferson County, KSKS18,368−0%
1896Covington County, MSMS18,340−5%
1897Stone County, MSMS18,333+35%
1898Bosque County, TXTX18,235+6%
1899Wright County, MOMO18,188+1%
1900Colonial Heights, VAVA18,170+8%
1901Berrien County, GAGA18,160+12%
1902Montour County, PAPA18,136−1%
1903Andrew County, MOMO18,135+10%
1904Sawyer County, WIWI18,074+12%
1905Banks County, GAGA18,035+25%
1906Brantley County, GAGA18,021+23%
1907Southampton County, VAVA17,996+3%
1908Russell County, KYKY17,991+10%
1909Benzie County, MIMI17,970+12%
1910Madison County, FLFL17,968−4%
1911Grant County, ARAR17,958+9%
1912Johnson County, TNTN17,948+3%
1913Kalkaska County, MIMI17,939+8%
1914Bertie County, NCNC17,934−9%
1915Unicoi County, TNTN17,928+1%
1916Schuyler County, NYNY17,898−7%
1917Attala County, MSMS17,889−9%
1918Young County, TXTX17,867−0%
1919Gilchrist County, FLFL17,864+24%
1920Haywood County, TNTN17,864−10%
1921King William County, VAVA17,810+35%
1922Avery County, NCNC17,806+4%
1923San Juan County, WAWA17,788+26%
1924Hughes County, SDSD17,765+8%
1925Eastland County, TXTX17,725−3%
1926Winston County, MSMS17,714−12%
1927Dickinson County, IAIA17,703+8%
1928Burleson County, TXTX17,642+7%
1929Hancock County, ILIL17,620−12%
1930Seward County, NENE17,609+7%
1931Patrick County, VAVA17,608−9%
1932Pike County, MOMO17,587−4%
1933Polk County, TNTN17,544+9%
1934Delaware County, IAIA17,488−5%
1935Lee County, TXTX17,478+12%
1936Northampton County, NCNC17,471−21%
1937Park County, COCO17,390+20%
1938Pitkin County, COCO17,358+17%
1939Drew County, ARAR17,350−7%
1940Chester County, TNTN17,341+12%
1941Richland County, WIWI17,304−3%
1942Humboldt County, NVNV17,285+7%
1943Sharp County, ARAR17,271+1%
1944Union County, ILIL17,244−6%
1945Cook County, GAGA17,229+9%
1946Bristol, VAVA17,219−1%
1947Manassas Park, VAVA17,219+67%
1948Ben Hill County, GAGA17,194−2%
1949Park County, MTMT17,191+10%
1950Arkansas County, ARAR17,149−17%
1951Henry County, ALAL17,146+5%
1952Tama County, IAIA17,135−5%
1953Mariposa County, CACA17,131+0%
1954Mason County, KYKY17,120+2%
1955Chickasaw County, MSMS17,106−12%
1956Cooper County, MOMO17,103+3%
1957Franklin County, ARAR17,097−4%
1958Dallas County, MOMO17,071+9%
1959Morgan County, WVWV17,063+14%
1960Clayton County, IAIA17,043−9%
1961Lewis County, WVWV17,033+1%
1962Holmes County, MSMS17,000−21%
1963Falls County, TXTX16,968−9%
1964Garrard County, KYKY16,953+15%
1965Scurry County, TXTX16,932+3%
1966Gunnison County, COCO16,918+21%
1967McCreary County, KYKY16,888−1%
1968Rabun County, GAGA16,883+12%
1969Hardin County, IAIA16,878−10%
1970Edgar County, ILIL16,866−14%
1971Warren County, ILIL16,835−10%
1972Cross County, ARAR16,833−14%
1973Marion County, ARAR16,826+4%
1974Buckingham County, VAVA16,824+8%
1975Union County, SDSD16,811+34%
1976Piscataquis County, MEME16,800−3%
1977Giles County, VAVA16,787+1%
1978Dixie County, FLFL16,759+21%
1979Robertson County, TXTX16,757+5%
1980Jackson County, ARAR16,755−9%
1981Rush County, ININ16,752−8%
1982Bond County, ILIL16,725−5%
1983Taylor County, WVWV16,705+4%
1984Piatt County, ILIL16,673+2%
1985Baker County, OROR16,668−0%
1986Iowa County, IAIA16,662+6%
1987Washburn County, WIWI16,623+4%
1988Lafayette County, WIWI16,611+3%
1989Socorro County, NMNM16,595−8%
1990Phillips County, ARAR16,568−37%
1991La Paz County, AZAZ16,557−16%
1992Madison County, IAIA16,548+18%
1993Idaho County, IDID16,541+7%
1994Lee County, SCSC16,531−18%
1995Richland County, NDND16,529−8%
1996Burnett County, WIWI16,526+5%
1997Crawford County, IAIA16,525−2%
1998Madison County, ARAR16,521+16%
1999Fountain County, ININ16,479−8%
2000New Madrid County, MOMO16,434−17%
SHOWING 1,501–2,000 OF 3,135

UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS