| City | County | 2026 Pop. ↓ |
|---|---|---|
| Vernon Hills | Lake County | 26,838 |
| Villa Park | DuPage County | 21,819 |
| Vandalia | Fayette County | 7,041 |
| Volo | Lake County | 6,981 |
| Virden | Macoupin County | 3,132 |
| Venetian Village | Lake County | 2,676 |
| Villa Grove | Douglas County | 2,440 |
| Venice | Madison County | 1,441 |
| Virginia | Cass County | 1,428 |
| Vienna | Johnson County | 1,351 |
| Valmeyer | Monroe County | 1,201 |
| Viola | Mercer County | 830 |
| Vermont | Fulton County | 553 |
| Valier | Franklin County | 535 |
| Versailles | Brown County | 447 |
| Varna | Marshall County | 364 |
| Virgil | DeKalb County | 283 |
| Victoria | Knox County | 249 |
| Vergennes | Jackson County | 233 |
| Verona | Grundy County | 206 |
| Vermilion | Edgar County | 195 |
| Venedy | Washington County | 124 |
| Vernon | Marion County | 96 |
| Valley City | Pike County | 13 |