Ranking of US Counties By Population in 2019
Updated on July 26, 2024.
Based on the US Census Vintage data estimates, in 2019, the Population for the United States was 328.33M. Among all US counties, Los Angeles County had the highest population (10.01M), followed by Cook County (5.15M), and Harris County (4.71M).
On the other hand, Kalawao County had the lowest population (87) followed by Loving County (165), and King County (267).
The chart below shows the top 10 counties with high population, and the table below shows the ranking of the top 200 US counties.
You can see similar ranking information for related topics. You can also see links at the bottom of the page for the ranking of counties for each state.
You may also be interested in:
Related Topics: US Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
See this for other years:
Ranking of US Counties By Population in 2019
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| Rank | County | Population |
|---|---|---|
| 1 | Los Angeles County, CA | 10011602 |
| 2 | Cook County, IL | 5145326 |
| 3 | Harris County, TX | 4709243 |
| 4 | Maricopa County, AZ | 4492261 |
| 5 | San Diego County, CA | 3330459 |
| 6 | Orange County, CA | 3170851 |
| 7 | Miami-Dade County, FL | 2711612 |
| 8 | Dallas County, TX | 2635603 |
| 9 | Kings County, NY | 2562329 |
| 10 | Riverside County, CA | 2465569 |
| 11 | Clark County, NV | 2275884 |
| 12 | Queens County, NY | 2253942 |
| 13 | King County, WA | 2249653 |
| 14 | San Bernardino County, CA | 2177279 |
| 15 | Tarrant County, TX | 2101282 |
| 16 | Bexar County, TX | 2002445 |
| 17 | Broward County, FL | 1955475 |
| 18 | Santa Clara County, CA | 1922411 |
| 19 | Wayne County, MI | 1750093 |
| 20 | Alameda County, CA | 1668412 |
| 21 | New York County, NY | 1632326 |
| 22 | Middlesex County, MA | 1611263 |
| 23 | Philadelphia County, PA | 1584439 |
| 24 | Sacramento County, CA | 1551660 |
| 25 | Palm Beach County, FL | 1497800 |
| 26 | Suffolk County, NY | 1478325 |
| 27 | Hillsborough County, FL | 1476431 |
| 28 | Bronx County, NY | 1418187 |
| 29 | Orange County, FL | 1395371 |
| 30 | Nassau County, NY | 1356073 |
| 31 | Franklin County, OH | 1318766 |
| 32 | Travis County, TX | 1273567 |
| 33 | Hennepin County, MN | 1265159 |
| 34 | Oakland County, MI | 1257726 |
| 35 | Cuyahoga County, OH | 1235574 |
| 36 | Allegheny County, PA | 1215716 |
| 37 | Salt Lake County, UT | 1158585 |
| 38 | Contra Costa County, CA | 1152883 |
| 39 | Fairfax County, VA | 1152359 |
| 40 | Mecklenburg County, NC | 1113283 |
| 41 | Wake County, NC | 1112795 |
| 42 | Fulton County, GA | 1065019 |
| 43 | Montgomery County, MD | 1051129 |
| 44 | Pima County, AZ | 1049261 |
| 45 | Collin County, TX | 1035072 |
| 46 | Fresno County, CA | 997847 |
| 47 | St. Louis County, MO | 995467 |
| 48 | Pinellas County, FL | 975367 |
| 49 | Honolulu County, HI | 973491 |
| 50 | Westchester County, NY | 968467 |
| 51 | Marion County, IN | 963829 |
| 52 | Duval County, FL | 959853 |
| 53 | Milwaukee County, WI | 947011 |
| 54 | Fairfield County, CT | 944388 |
| 55 | Gwinnett County, GA | 937399 |
| 56 | Shelby County, TN | 937070 |
| 57 | Bergen County, NJ | 932256 |
| 58 | DuPage County, IL | 922761 |
| 59 | Erie County, NY | 918813 |
| 60 | Prince George's County, MD | 911562 |
| 61 | Pierce County, WA | 905719 |
| 62 | Kern County, CA | 898898 |
| 63 | Hartford County, CT | 891349 |
| 64 | Denton County, TX | 888765 |
| 65 | San Francisco County, CA | 878826 |
| 66 | Macomb County, MI | 872389 |
| 67 | Hidalgo County, TX | 867221 |
| 68 | New Haven County, CT | 853818 |
| 69 | Ventura County, CA | 844203 |
| 70 | El Paso County, TX | 837501 |
| 71 | Montgomery County, PA | 830397 |
| 72 | Worcester County, MA | 829327 |
| 73 | Baltimore County, MD | 828503 |
| 74 | Middlesex County, NJ | 824394 |
| 75 | Snohomish County, WA | 822413 |
| 76 | Hamilton County, OH | 818653 |
| 77 | Fort Bend County, TX | 812737 |
| 78 | Multnomah County, OR | 812439 |
| 79 | Suffolk County, MA | 805915 |
| 80 | Essex County, NJ | 802162 |
| 81 | Oklahoma County, OK | 797563 |
| 82 | Essex County, MA | 789725 |
| 83 | Lee County, FL | 772268 |
| 84 | Jefferson County, KY | 767785 |
| 85 | San Mateo County, CA | 764810 |
| 86 | San Joaquin County, CA | 761571 |
| 87 | Cobb County, GA | 761060 |
| 88 | DeKalb County, GA | 759932 |
| 89 | Monroe County, NY | 742605 |
| 90 | Denver County, CO | 725508 |
| 91 | Polk County, FL | 724967 |
| 92 | El Paso County, CO | 721929 |
| 93 | Norfolk County, MA | 707164 |
| 94 | Jackson County, MO | 704350 |
| 95 | Lake County, IL | 697134 |
| 96 | Davidson County, TN | 692999 |
| 97 | Will County, IL | 690176 |
| 98 | Bernalillo County, NM | 679425 |
| 99 | Hudson County, NJ | 674030 |
| 100 | Jefferson County, AL | 658539 |
| 101 | Kent County, MI | 656800 |
| 102 | Arapahoe County, CO | 656051 |
| 103 | Tulsa County, OK | 652166 |
| 104 | Providence County, RI | 637052 |
| 105 | Utah County, UT | 635675 |
| 106 | Bucks County, PA | 628497 |
| 107 | Monmouth County, NJ | 619687 |
| 108 | Montgomery County, TX | 607583 |
| 109 | Ocean County, NJ | 607498 |
| 110 | Johnson County, KS | 602948 |
| 111 | Brevard County, FL | 601024 |
| 112 | Washington County, OR | 600933 |
| 113 | Baltimore city, MD | 594601 |
| 114 | Williamson County, TX | 591823 |
| 115 | Jefferson County, CO | 582800 |
| 116 | Anne Arundel County, MD | 579895 |
| 117 | Douglas County, NE | 570860 |
| 118 | Delaware County, PA | 566506 |
| 119 | Bristol County, MA | 565096 |
| 120 | New Castle County, DE | 559941 |
| 121 | Union County, NJ | 556664 |
| 122 | Volusia County, FL | 554065 |
| 123 | Pasco County, FL | 554032 |
| 124 | Stanislaus County, CA | 549761 |
| 125 | Ramsey County, MN | 549632 |
| 126 | Dane County, WI | 547637 |
| 127 | Lancaster County, PA | 545441 |
| 128 | Summit County, OH | 540814 |
| 129 | Guilford County, NC | 537872 |
| 130 | Kane County, IL | 532293 |
| 131 | Montgomery County, OH | 532139 |
| 132 | Chester County, PA | 525059 |
| 133 | Greenville County, SC | 524748 |
| 134 | Spokane County, WA | 522231 |
| 135 | Plymouth County, MA | 521841 |
| 136 | Sedgwick County, KS | 516579 |
| 137 | Adams County, CO | 516575 |
| 138 | Camden County, NJ | 506503 |
| 139 | Passaic County, NJ | 501838 |
| 140 | Sonoma County, CA | 492318 |
| 141 | Morris County, NJ | 491577 |
| 142 | Polk County, IA | 491031 |
| 143 | Clark County, WA | 489271 |
| 144 | Lake County, IN | 486244 |
| 145 | Ada County, ID | 481880 |
| 146 | Richmond County, NY | 476141 |
| 147 | Washoe County, NV | 472381 |
| 148 | Seminole County, FL | 471791 |
| 149 | Prince William County, VA | 471774 |
| 150 | Knox County, TN | 470137 |
| 151 | Tulare County, CA | 465751 |
| 152 | Hampden County, MA | 465749 |
| 153 | Pinal County, AZ | 461640 |
| 154 | Onondaga County, NY | 460870 |
| 155 | Virginia Beach city, VA | 450766 |
| 156 | York County, PA | 449341 |
| 157 | Solano County, CA | 447434 |
| 158 | Burlington County, NJ | 446160 |
| 159 | Santa Barbara County, CA | 445464 |
| 160 | East Baton Rouge Parish, LA | 441471 |
| 161 | Sarasota County, FL | 435006 |
| 162 | Jefferson Parish, LA | 434096 |
| 163 | Monterey County, CA | 433380 |
| 164 | Dakota County, MN | 429453 |
| 165 | Lucas County, OH | 428888 |
| 166 | Cameron County, TX | 422649 |
| 167 | Berks County, PA | 420375 |
| 168 | Clackamas County, OR | 418199 |
| 169 | Hillsborough County, NH | 417738 |
| 170 | Richland County, SC | 417027 |
| 171 | Loudoun County, VA | 414872 |
| 172 | Mobile County, AL | 413516 |
| 173 | Charleston County, SC | 412615 |
| 174 | Genesee County, MI | 405702 |
| 175 | Waukesha County, WI | 404545 |
| 176 | Manatee County, FL | 402977 |
| 177 | St. Charles County, MO | 401625 |
| 178 | Placer County, CA | 398918 |
| 179 | Pulaski County, AR | 392318 |
| 180 | Orleans Parish, LA | 391172 |
| 181 | Collier County, FL | 385917 |
| 182 | Orange County, NY | 384950 |
| 183 | Butler County, OH | 383603 |
| 184 | Forsyth County, NC | 382118 |
| 185 | Lane County, OR | 382064 |
| 186 | Allen County, IN | 379006 |
| 187 | Brazoria County, TX | 374699 |
| 188 | Osceola County, FL | 374170 |
| 189 | Madison County, AL | 372547 |
| 190 | Stark County, OH | 370723 |
| 191 | Lehigh County, PA | 369308 |
| 192 | Washtenaw County, MI | 368242 |
| 193 | Mercer County, NJ | 368047 |
| 194 | Hamilton County, TN | 367776 |
| 195 | Lake County, FL | 366941 |
| 196 | Marion County, FL | 365997 |
| 197 | Bell County, TX | 363693 |
| 198 | Nueces County, TX | 362347 |
| 199 | Anoka County, MN | 357538 |
| 200 | Larimer County, CO | 357241 |
Ranking of Counties By Population in 2019 for each US State
Use the following links to see the ranking of counties by population for each of the following US states.