US Census Bureau · ACS 2023

    US Counties by Population— Page 54

    Every US county ranked by total population, from largest to smallest, based on the Census Bureau ACS 5-Year Estimates.

    3,222 counties rankedSource: US Census Bureau ACS 2023Highest firstShowing #13261350
    #CountyStatePopulation
    1326Silver Bow CountyMontana35,589
    1327Madison CountyNebraska35,535
    1328Harris CountyGeorgia35,509
    1329Perry CountyOhio35,474
    1330Floyd CountyKentucky35,342
    1331Marshall CountyTennessee35,276
    1332Wapello CountyIowa35,265
    1333Greene CountyPennsylvania35,265
    1334Becker CountyMinnesota35,260
    1335Morrow CountyOhio35,214
    1336Vega Alta MunicipioPuerto Rico35,114
    1337Las Piedras MunicipioPuerto Rico35,034
    1338Monroe CountyIllinois34,969
    1339Brookings CountySouth Dakota34,968
    1340Barry CountyMissouri34,831
    1341Lincoln CountyMississippi34,830
    1342Clark CountyWisconsin34,736
    1343DeSoto CountyFlorida34,719
    1344Steuben CountyIndiana34,648
    1345Miami CountyKansas34,625
    1346Wakulla CountyFlorida34,608
    1347Taos CountyNew Mexico34,516
    1348Effingham CountyIllinois34,505
    1349Alcorn CountyMississippi34,500
    1350Cowley CountyKansas34,487

    Data from the US Census Bureau American Community Survey (ACS) 5-Year Estimates, 2019–2023. Rankings include all counties, county equivalents, and independent cities in the United States. Click any county to see its full profile.