This department has 195 communes.
| Code | Name | Population |
|---|---|---|
| 82121 | Montauban | 62 945 |
| 82033 | Castelsarrasin | 14 343 |
| 82112 | Moissac | 13 419 |
| 82037 | Caussade | 6 803 |
| 82125 | Montech | 6 663 |
This department has 16 cantons.
| Code | Name | Central office |
|---|---|---|
| 8201 | Aveyron-Lère | Caussade |
| 8202 | Beaumont-de-Lomagne | Beaumont-de-Lomagne |
| 8203 | Castelsarrasin | Castelsarrasin |
| 8204 | Garonne-Lomagne-Brulhois | Saint-Nicolas-de-la-Grave |
| 8205 | Moissac | Moissac |
This department has 2 departmental arrondissements.
| Code | Name | Administrative seat |
|---|---|---|
| 821 | Castelsarrasin | Castelsarrasin |
| 822 | Montauban | Montauban |