| County | Rank | Change (2020) ↓ | 2025 Pop. | 2020 Pop. |
|---|---|---|---|---|
| Nye County | 1 | 10.89% | 57,622 | 51,963 |
| Eureka County | 2 | 9.34% | 2,025 | 1,852 |
| Lyon County | 3 | 8.46% | 64,493 | 59,465 |
| Clark County | 4 | 3.95% | 2,364,649 | 2,274,887 |
| Washoe County | 5 | 2.54% | 500,106 | 487,710 |
| Elko County | 6 | 2.34% | 54,921 | 53,664 |
| Storey County | 7 | 2.26% | 4,201 | 4,108 |
| Lander County | 8 | 1% | 5,785 | 5,728 |
| Churchill County | 9 | 0.94% | 25,813 | 25,572 |
| Lincoln County | 10 | 0.7% | 4,476 | 4,445 |
| Douglas County | 11 | -0.43% | 49,311 | 49,525 |
| Mineral County | 12 | -0.97% | 4,510 | 4,554 |
| Carson City | 13 | -1.21% | 57,978 | 58,686 |
| Humboldt County | 14 | -2.63% | 16,816 | 17,271 |
| Esmeralda County | 15 | -2.72% | 714 | 734 |
| Pershing County | 16 | -6.42% | 6,192 | 6,617 |
| White Pine County | 17 | -10.87% | 8,074 | 9,059 |
Nevada's counties show varied growth patterns from 2020 to 2025. Nye County leads with 10.89% annualized growth, followed by Eureka County (9.34%) and Lyon County (8.46%). The largest counties are Clark County (2,364,649), Washoe County (500,106), and Lyon County (64,493). Of the 17 counties in Nevada, 10 are growing while 7 have experienced population decline. Overall, counties averaged 1.01% annualized growth, with total population growing by 3.59% annually.