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 |
|---|---|---|---|---|
| 1501 | Stoddard County | Missouri | 28,284 | -0.4% |
| 1502 | Winchester city | Virginia | 28,272 | 0.7% |
| 1503 | Bolivar County | Mississippi | 28,262 | -0.9% |
| 1504 | Marion County | South Carolina | 28,242 | -0.9% |
| 1505 | Custer County | Oklahoma | 28,175 | -0.1% |
| 1506 | Glenn County | California | 28,141 | -0.6% |
| 1507 | Lassen County | California | 28,117 | -1.7% |
| 1508 | Montgomery County | Illinois | 28,076 | 0.9% |
| 1509 | Scott County | Mississippi | 28,073 | 0.5% |
| 1510 | New Kent County | Virginia | 28,022 | 3.0% |
| 1511 | Hardin County | Tennessee | 27,983 | 1.1% |
| 1511 | Wythe County | Virginia | 27,983 | -0.2% |
| 1513 | Woodford County | Kentucky | 27,883 | 0.7% |
| 1514 | Adams County | Ohio | 27,865 | 0.8% |
| 1515 | Union County | Georgia | 27,859 | 0.9% |
| 1516 | Stephens County | Georgia | 27,854 | 1.1% |
| 1517 | Payette County | Idaho | 27,824 | 0.5% |
| 1518 | Mille Lacs County | Minnesota | 27,753 | 0.3% |
| 1519 | Hancock County | West Virginia | 27,729 | -0.9% |
| 1520 | Macon County | Tennessee | 27,663 | 1.4% |
| 1521 | Cass County | Nebraska | 27,657 | 0.6% |
| 1522 | Jennings County | Indiana | 27,622 | -0.4% |
| 1523 | Orleans County | Vermont | 27,600 | -0.4% |
| 1524 | Henry County | Ohio | 27,598 | 0.3% |
| 1525 | Crook County | Oregon | 27,564 | 0.9% |
| 1526 | Geneva County | Alabama | 27,554 | 0.8% |
| 1527 | Toombs County | Georgia | 27,545 | 0.1% |
| 1528 | Ashe County | North Carolina | 27,514 | 0.5% |
| 1529 | Hocking County | Ohio | 27,512 | 0.2% |
| 1530 | Copiah County | Mississippi | 27,497 | -0.5% |
| 1531 | Dillon County | South Carolina | 27,458 | -0.4% |
| 1532 | Jackson County | West Virginia | 27,450 | -0.2% |
| 1533 | Grayson County | Kentucky | 27,406 | 0.8% |
| 1534 | Tillamook County | Oregon | 27,384 | -0.1% |
| 1535 | De Soto Parish | Louisiana | 27,381 | 0.4% |
| 1536 | Grant County | New Mexico | 27,252 | -0.9% |
| 1537 | Butts County | Georgia | 27,218 | 0.3% |
| 1538 | Pottawatomie County | Kansas | 27,186 | 1.2% |
| 1539 | Logan County | Illinois | 27,182 | -0.1% |
| 1540 | Oceana County | Michigan | 27,177 | 0.8% |
| 1541 | Pike County | Ohio | 27,061 | -0.1% |
| 1542 | Randolph County | West Virginia | 26,882 | -0.9% |
| 1543 | Dunklin County | Missouri | 26,855 | -0.7% |
| 1544 | Cibola County | New Mexico | 26,807 | 0.2% |
| 1545 | Staunton city | Virginia | 26,801 | 2.1% |
| 1546 | Boone County | Iowa | 26,799 | 0.3% |
| 1546 | Union County | South Carolina | 26,799 | 0.0% |
| 1548 | Mineral County | West Virginia | 26,792 | 0.2% |
| 1549 | Fairfax city | Virginia | 26,772 | 2.8% |
| 1550 | Taylor County | Kentucky | 26,763 | -0.2% |
3144 ranked entries.