The canton Marmande-1 has 10 communes.
| Code | Name | Population ▼ |
|---|---|---|
| 47157 | Marmande | 17 328 |
| 47233 | Sainte-Bazeille | 3 171 |
| 47024 | Beaupuy | 1 712 |
| 47165 | Meilhan-sur-Garonne | 1 326 |
| 47068 | Cocumont | 1 133 |
| 47156 | Marcellus | 892 |
| 47191 | Montpouillan | 807 |
| 47074 | Couthures-sur-Garonne | 365 |
| 47277 | Saint-Sauveur-de-Meilhan | 341 |
| 47108 | Gaujac | 241 |