18 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Spring Valley | Clark County | 230,544 |
| Sunrise Manor | Clark County | 200,563 |
| Sparks | Washoe County | 112,178 |
| Summerlin South | Clark County | 31,134 |
| Sun Valley | Washoe County | 23,644 |
| Spanish Springs | Washoe County | 16,756 |
| Spring Creek | Elko County | 15,737 |
| Silver Springs | Lyon County | 5,072 |
| Stagecoach | Lyon County | 1,912 |
| Sandy Valley | Inyo County | 1,880 |
| Smith Valley | Lyon County | 1,657 |
| Stateline | Douglas County | 962 |
| Schurz | Mineral County | 956 |
| Skyland | Douglas County | 401 |
| Sutcliffe | Washoe County | 301 |
| Silver Peak | Esmeralda County | 240 |
| Searchlight | Clark County | 213 |
| Silver City | Lyon County | 131 |