City | 2024 Population |
|---|---|
| Salem | 80 |
| Sand Creek | 73 |
| Santee | 420 |
| Saratoga | 40 |
| Sargent | 482 |
| Saronville | 38 |
| Savannah | 550 |
| School Creek | 142 |
| Schuyler | 6,382 |
| Scotia | 301 |
| Scott | 39 |
| Scottsbluff | 14,141 |
| Scribner | 788 |
| Seneca | 28 |
| Seward | 7,630 |
| Shamrock | 41 |
| Shelby | 725 |
| Shelton | 1,047 |
| Sheridan | 74 |
| Shickley | 343 |
| Shields | 89 |
| Sholes | 17 |
| Shubert | 151 |
| Sicily | 184 |
| Sidney | 6,427 |
| Silver Creek | 321 |
| Silvercreek | 120 |
| Skull Creek | 247 |
| Smithfield | 57 |
| Snyder | 234 |
| South Bend | 99 |
| South Branch | 29 |
| South Cedar | 252 |
| South Sioux City | 13,393 |
| Spade | 64 |
| Spalding | 452 |
| Sparta | 70 |
| Spencer | 376 |
| Sprague | 135 |
| Spring Creek | 14 |
| Spring Ranch | 147 |
| Springbank | 515 |
| Springdale | 31 |
| Springfield | 1,498 |
| Springview | 248 |
| St. Bernard | 496 |
| St. Charles | 179 |
| St. Edward | 716 |
| St. Helena | 91 |
| St. Libory | 319 |
| St. Paul | 2,440 |
| Stamford | 155 |
| Stanton | 1,464 |
| Staplehurst | 227 |
| Stapleton | 238 |
| Steel Creek | 26 |
| Steele City | 46 |
| Steinauer | 59 |
| Stella | 143 |
| Sterling | 483 |
| Stockham | 33 |
| Stocking | 495 |
| Stockville | 23 |
| Strang | 35 |
| Stratton | 310 |
| Stromsburg | 1,142 |
| Stuart | 493 |
| Summit | 419 |
| Sumner | 240 |
| Sunol | 180 |
| Superior | 1,784 |
| Surprise | 39 |
| Sutherland | 1,213 |
| Sutton | 1,434 |
| Swanton | 73 |
| Syracuse | 1,975 |