Most populous counties
County equivalents ranked by the Census Bureau’s latest July 1 population estimate. Land area and density are shown alongside, because a populous county is not necessarily a dense one.
Ranks 3201–3222
Vintage 2025 population estimates · 2026 Gazetteer land area · 3,222 county equivalents · page 33 of 33
What this part of the ranking shows
This page runs from Treasure County, Montana at 728 residents to Loving County, Texas at 52 residents. The 22 entries represent 7 state-level jurisdictions. Nebraska has the most entries on this page (9).
Rank numbers continue across pages and describe the full selected ranking. They are not state ranks. Start at rank 1 for the leading entries, or open a county profile for its state rank and median comparisons.
| Rank | County / equivalent | State | Population | Per mi² | Land mi² |
|---|---|---|---|---|---|
| 3201 | Treasure County | Montana | 728 | 0.74 | 977.8 |
| 3202 | Terrell County | Texas | 702 | 0.3 | 2,358 |
| 3203 | Banner County | Nebraska | 686 | 0.92 | 746 |
| 3204 | Hooker County | Nebraska | 686 | 0.95 | 721 |
| 3205 | Kent County | Texas | 674 | 0.75 | 902.5 |
| 3206 | Yakutat City and Borough | Alaska | 672 | 0.088 | 7,638.2 |
| 3207 | Logan County | Nebraska | 669 | 1.2 | 570.7 |
| 3208 | Thomas County | Nebraska | 639 | 0.9 | 712.6 |
| 3209 | Slope County | North Dakota | 628 | 0.52 | 1,215.3 |
| 3210 | Harding County | New Mexico | 617 | 0.29 | 2,125.5 |
| 3211 | Loup County | Nebraska | 570 | 1 | 563.3 |
| 3212 | Borden County | Texas | 567 | 0.63 | 897.4 |
| 3213 | Grant County | Nebraska | 561 | 0.72 | 776.7 |
| 3214 | Petroleum County | Montana | 548 | 0.33 | 1,655.6 |
| 3215 | McMullen County | Texas | 544 | 0.48 | 1,139.8 |
| 3216 | Blaine County | Nebraska | 458 | 0.64 | 710.7 |
| 3217 | Arthur County | Nebraska | 396 | 0.55 | 715.2 |
| 3218 | McPherson County | Nebraska | 369 | 0.43 | 859.3 |
| 3219 | Kenedy County | Texas | 319 | 0.22 | 1,458.6 |
| 3220 | King County | Texas | 192 | 0.21 | 910.9 |
| 3221 | Kalawao County | Hawaii | 82 | 6.8 | 12 |
| 3222 | Loving County | Texas | 52 | 0.078 | 668.8 |
Read the differences behind ranks 3201–3222
The median population among these 22 entries is 569. The first and last entries span 676 residents. This median describes the entries on this page, not the full national dataset. Pagination is a browsing boundary, not a distinct geographic region.
Adjacent ranks can differ by a handful of residents or by many thousands. Open a county profile for its population trend since 2020, land area, and state comparisons.
Where the entries on this page are located
- Nebraska9 entries · 40.9% of this page
- Texas7 entries · 31.8% of this page
- Montana2 entries · 9.1% of this page
- Alaska1 entry · 4.5% of this page
- Hawaii1 entry · 4.5% of this page
- New Mexico1 entry · 4.5% of this page
The remaining 1 jurisdictions contribute 1 entries. The list above shows the six most represented, with alphabetical ordering when counts tie.
These counts describe representation in this slice of the ranking. They do not measure a state’s share of national land or population. Compare the first and last county equivalents on this page to inspect land, water, and total area separately.
Read the geographic explanation behind this ranking, or return to the ranking overview for the national distribution and guidance on selecting a measurement.
Population rankings use Census Bureau Vintage 2025 estimates; density rankings divide them by original ALAND square meters. Land rankings use original ALAND square meters; total-area rankings use ALAND + AWATER. Exact ties use ascending GEOID. Displayed square-mile values are rounded. Read the methodology.