The arrondissement Saint-Laurent-du-Maroni has 8 communes.
| Code | Name | Population ▼ |
|---|---|---|
| 97311 | Saint-Laurent-du-Maroni | 54 429 |
| 97306 | Mana | 10 957 |
| 97360 | Apatou | 10 306 |
| 97357 | Grand-Santi | 9 668 |
| 97353 | Maripasoula | 9 579 |
| 97362 | Papaichton | 5 006 |
| 97361 | Awala-Yalimapo | 1 577 |
| 97352 | Saül | 277 |