13 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Sheridan | Sheridan County | 20,060 |
| South Greeley | Laramie County | 3,679 |
| Star Valley Ranch | Caribou County | 2,155 |
| South Park | Teton County | 1,941 |
| Saratoga | Carbon County | 1,789 |
| Sleepy Hollow | Campbell County | 1,410 |
| Sundance | Crook County | 1,143 |
| Story | Sheridan County | 1,022 |
| Smoot | Lincoln County | 580 |
| Shoshoni | Fremont County | 511 |
| Sinclair | Carbon County | 357 |
| Superior | Sweetwater County | 178 |
| Slater | Albany County | 68 |