This is a list of cantons of Luxembourg by area.
| Rank | Canton | District | Area km² |
|---|---|---|---|
| 1 | Clervaux | Diekirch | 331.75 |
| 2 | Redange | Diekirch | 267.49 |
| 3 | Wiltz | Diekirch | 264.55 |
| 4 | Esch-sur-Alzette | Luxembourg | 242.77 |
| 5 | Luxembourg | Luxembourg | 238.46 |
| 6 | Mersch | Luxembourg | 223.90 |
| 7 | Diekirch | Diekirch | 214.93 |
| 8 | Grevenmacher | Grevenmacher | 211.37 |
| 9 | Capellen | Luxembourg | 199.21 |
| 10 | Echternach | Grevenmacher | 185.54 |
| 11 | Remich | Grevenmacher | 127.87 |
| 12 | Vianden | Diekirch | 78.52 |