IL · County
St. Clair County, Illinois
30 cities in the directory
Cities
| City | Population | Region |
|---|---|---|
| Belleville | 40,560 | — |
| Brooklyn | 623 | — |
| Cahokia Heights | 17,052 | — |
| Caseyville | 4,395 | — |
| Collinsville | 23,766 | — |
| Columbia | 10,919 | — |
| Dupo | 3,797 | — |
| East Carondelet | 373 | — |
| East St. Louis | 17,808 | — |
| Fairmont City | 2,169 | — |
| Fairview Heights | 16,115 | — |
| Fayetteville | 286 | — |
| Freeburg | 4,518 | — |
| Hecker | 421 | — |
| Lebanon | 4,628 | — |
| Lenzburg | 448 | — |
| Madison | 3,060 | — |
| Marissa | 1,743 | — |
| Mascoutah | 9,118 | — |
| Millstadt | 3,957 | — |
| New Athens | 1,870 | — |
| New Baden | 3,395 | — |
| O'Fallon | 32,169 | — |
| Sauget | 134 | — |
| Shiloh | 14,754 | — |
| Smithton | 3,888 | — |
| St. Libory | 608 | — |
| Summerfield | 331 | — |
| Swansea | 14,445 | — |
| Washington Park | 2,481 | — |