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 |
|---|---|---|---|---|
| 2151 | Hamilton County | Florida | 14,180 | -0.4% |
| 2152 | Rusk County | Wisconsin | 14,146 | 0.1% |
| 2153 | Shoshone County | Idaho | 14,130 | 0.7% |
| 2154 | Nolan County | Texas | 14,117 | -0.2% |
| 2155 | Grundy County | Tennessee | 14,116 | 0.0% |
| 2156 | Chowan County | North Carolina | 14,082 | 0.4% |
| 2157 | Harrison County | Ohio | 14,070 | -0.2% |
| 2158 | Sanders County | Montana | 14,062 | 1.2% |
| 2159 | Choctaw County | Oklahoma | 14,059 | -1.2% |
| 2160 | Millard County | Utah | 14,057 | 1.0% |
| 2161 | Clay County | Arkansas | 14,052 | -0.2% |
| 2162 | Butler County | Iowa | 14,049 | -0.3% |
| 2163 | Swain County | North Carolina | 14,024 | -0.2% |
| 2164 | Carbon County | Wyoming | 14,013 | -0.5% |
| 2165 | Crockett County | Tennessee | 14,006 | 0.3% |
| 2166 | Boundary County | Idaho | 13,997 | 1.0% |
| 2167 | Smith County | Mississippi | 13,991 | -0.3% |
| 2168 | Price County | Wisconsin | 13,988 | -0.9% |
| 2169 | Estill County | Kentucky | 13,962 | 0.1% |
| 2170 | Walthall County | Mississippi | 13,928 | 0.6% |
| 2171 | Faribault County | Minnesota | 13,888 | -0.1% |
| 2172 | Martinsville city | Virginia | 13,849 | 0.4% |
| 2173 | Converse County | Wyoming | 13,824 | 0.2% |
| 2174 | Murray County | Oklahoma | 13,805 | -0.4% |
| 2175 | Lawrence County | Illinois | 13,790 | 0.2% |
| 2176 | Zapata County | Texas | 13,753 | -0.3% |
| 2177 | Wetzel County | West Virginia | 13,734 | -0.6% |
| 2178 | Crawford County | Michigan | 13,722 | 0.9% |
| 2179 | Greene County | Mississippi | 13,707 | 0.1% |
| 2180 | Pennington County | Minnesota | 13,686 | -0.5% |
| 2181 | Amelia County | Virginia | 13,632 | -0.5% |
| 2182 | Morgan County | Ohio | 13,626 | 0.2% |
| 2183 | Osage County | Missouri | 13,611 | 1.1% |
| 2184 | Lamar County | Alabama | 13,587 | 0.3% |
| 2185 | Blanco County | Texas | 13,581 | 1.4% |
| 2186 | Juab County | Utah | 13,567 | 1.8% |
| 2187 | Washington County | Illinois | 13,564 | -0.1% |
| 2188 | Ketchikan Gateway Borough | Alaska | 13,549 | -0.7% |
| 2189 | Rains County | Texas | 13,542 | 1.6% |
| 2190 | Massac County | Illinois | 13,502 | -0.8% |
| 2191 | Perquimans County | North Carolina | 13,490 | 0.1% |
| 2192 | Lewis County | Tennessee | 13,487 | 1.0% |
| 2193 | Glacier County | Montana | 13,463 | -0.4% |
| 2194 | Hughes County | Oklahoma | 13,455 | 0.1% |
| 2195 | Jackson County | Kansas | 13,438 | 0.1% |
| 2196 | Morgan County | Utah | 13,383 | 2.1% |
| 2197 | Camp County | Texas | 13,380 | 1.2% |
| 2198 | Johnson County | Illinois | 13,363 | 0.1% |
| 2199 | Claiborne Parish | Louisiana | 13,354 | -1.4% |
| 2200 | Oglala Lakota County | South Dakota | 13,338 | -0.6% |
3144 ranked entries.