| Montgradail | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Montgradail (Aude).svg |
| Arrondissement: | Limoux |
| Canton: | La Piège au Razès |
| Insee: | 11246 |
| Postal Code: | 11240 |
| Mayor: | Sabine Jeannot[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 43.1225°N 2.0269°W |
| Elevation M: | 382 |
| Elevation Min M: | 249 |
| Elevation Max M: | 333 |
| Area Km2: | 4.48 |
Montgradail (in French pronounced as /mɔ̃ɡʁadaj/; Occitan (post 1500);: Montgradalh) is a commune in the Aude department in southern France.
On a house to the right of the church, there is a nice sundial dating back to 1685.