US Census Bureau · ACS 2023
Every US county ranked by total population, from largest to smallest, based on the Census Bureau ACS 5-Year Estimates.
| # | County | State | Population |
|---|---|---|---|
| 351 | Butler County | Pennsylvania | 195,870 |
| 352 | Sangamon County | Illinois | 195,217 |
| 353 | Livingston County | Michigan | 195,143 |
| 354 | Charlotte County | Florida | 195,083 |
| 355 | Sarpy County | Nebraska | 194,051 |
| 356 | Santa Rosa County | Florida | 193,719 |
| 357 | El Dorado County | California | 192,299 |
| 358 | Beaufort County | South Carolina | 192,123 |
| 359 | Iredell County | North Carolina | 191,800 |
| 360 | Outagamie County | Wisconsin | 191,537 |
| 361 | Washington County | Utah | 189,827 |
| 362 | Cass County | North Dakota | 189,286 |
| 363 | Saginaw County | Michigan | 189,210 |
| 364 | Johnson County | Texas | 188,820 |
| 365 | DeSoto County | Mississippi | 188,598 |
| 366 | Tippecanoe County | Indiana | 187,399 |
| 367 | Boone County | Missouri | 185,874 |
| 368 | Kent County | Delaware | 185,043 |
| 369 | Newport News city | Virginia | 184,774 |
| 370 | Bayamón Municipio | Puerto Rico | 183,456 |
| 371 | Medina County | Ohio | 183,049 |
| 372 | Ulster County | New York | 182,109 |
| 373 | Shasta County | California | 181,554 |
| 374 | Bay County | Florida | 181,368 |
| 375 | Licking County | Ohio | 180,311 |
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.