Largest counties by population
Rank US counties and county equivalents by resident population, not land area.
U.S. Census Bureau Population EstimatesPeriod: July 1, 2024–July 1, 2025 · Vintage 2025Retrieved 2026-10-05T08:10:35+00:00
July 1 resident population estimates from a single Census vintage. Counties are ranked by population, not land area. County equivalents include independent cities and other Census county-equivalent areas.
Ranks are competition ranks computed across the full filtered set.
| Rank | Name | State | Population | Growth |
|---|---|---|---|---|
| 851 | Adams County | Illinois | 64,267 | 0.1% |
| 852 | Harrison County | West Virginia | 64,221 | -0.3% |
| 853 | Knox County | Ohio | 64,002 | 0.7% |
| 854 | Coos County | Oregon | 63,992 | -0.4% |
| 855 | Barry County | Michigan | 63,991 | 0.0% |
| 856 | Loudon County | Tennessee | 63,764 | 1.8% |
| 857 | Laurel County | Kentucky | 63,746 | 0.8% |
| 858 | Armstrong County | Pennsylvania | 63,698 | -0.1% |
| 859 | Hall County | Nebraska | 63,633 | -0.4% |
| 860 | Jefferson County | Ohio | 63,597 | -0.4% |
| 861 | Garfield County | Colorado | 63,474 | -0.5% |
| 862 | Haywood County | North Carolina | 63,369 | 0.2% |
| 863 | Chaves County | New Mexico | 63,364 | -0.6% |
| 864 | Athens County | Ohio | 63,197 | 0.2% |
| 865 | Jefferson County | West Virginia | 63,102 | 3.0% |
| 866 | Jefferson County | Arkansas | 62,987 | -1.0% |
| 867 | Pickaway County | Ohio | 62,978 | 1.2% |
| 868 | Darlington County | South Carolina | 62,888 | 0.3% |
| 869 | Pike County | Pennsylvania | 62,808 | 0.9% |
| 870 | Crawford County | Arkansas | 62,657 | 0.6% |
| 871 | Eddy County | New Mexico | 62,509 | 1.1% |
| 872 | Coffee County | Tennessee | 62,419 | 1.5% |
| 873 | Walla Walla County | Washington | 62,361 | 0.4% |
| 874 | Tipton County | Tennessee | 62,287 | 0.0% |
| 875 | Newton County | Missouri | 62,263 | 1.1% |
| 876 | Scott County | Kentucky | 62,262 | 0.9% |
| 877 | Kenai Peninsula Borough | Alaska | 61,951 | 0.8% |
| 878 | Autauga County | Alabama | 61,920 | 0.7% |
| 879 | Garfield County | Oklahoma | 61,779 | -0.4% |
| 880 | Gordon County | Georgia | 61,701 | 1.2% |
| 881 | Reno County | Kansas | 61,539 | 0.3% |
| 882 | Sampson County | North Carolina | 61,504 | 0.7% |
| 883 | Livingston County | New York | 61,438 | 0.1% |
| 884 | Granville County | North Carolina | 61,421 | -0.3% |
| 885 | Otter Tail County | Minnesota | 61,041 | 0.1% |
| 886 | St. Joseph County | Michigan | 60,968 | -0.1% |
| 887 | Otsego County | New York | 60,589 | -0.1% |
| 888 | Oxford County | Maine | 60,346 | 0.6% |
| 889 | Columbia County | New York | 60,168 | -0.4% |
| 890 | Blount County | Alabama | 60,156 | 0.0% |
| 891 | Camden County | Georgia | 60,143 | 1.8% |
| 892 | Jefferson County | Tennessee | 60,024 | 1.4% |
| 893 | Anderson County | Texas | 59,805 | 0.4% |
| 894 | Rutland County | Vermont | 59,653 | -0.7% |
| 895 | Washington County | Vermont | 59,652 | -0.3% |
| 896 | Bradford County | Pennsylvania | 59,600 | 0.0% |
| 897 | Lafayette County | Mississippi | 59,597 | -0.8% |
| 898 | Hawkins County | Tennessee | 59,559 | 0.2% |
| 899 | Pittsylvania County | Virginia | 59,490 | 0.0% |
| 900 | Colbert County | Alabama | 59,474 | 0.7% |
3144 ranked entries.