| 2020-07-01 | Deletion of a delegated commune | 62757 | Saint-Martin-au-Laërt → Saint-Martin-lez-Tatinghem |
| 2020-07-01 | Deletion of a delegated commune | 62807 → 62757 | Tatinghem → Saint-Martin-lez-Tatinghem |
| 2016-01-01 | Deletion | 62757 | Saint-Martin-au-Laërt |
| 2016-01-01 | Creation of a new commune | 62757 | Saint-Martin-au-Laërt |
| 2016-01-01 | Creation of a new commune | 62757 | Saint-Martin-au-Laërt → Saint-Martin-lez-Tatinghem |
| 2016-01-01 | Creation of a new commune | 62807 → 62757 | Tatinghem → Saint-Martin-lez-Tatinghem |
| 1943-01-01 | Creation | 62757 | Saint-Martin-au-Laërt |