| 2019-01-01 | Creation of a new commune | 01091 | Châtillon-en-Michaille |
| 2019-01-01 | Creation of a new commune | 01091 → 01033 | Châtillon-en-Michaille → Valserhône |
| 2019-01-01 | Deletion | 01091 | Châtillon-en-Michaille |
| 1985-02-01 | Association merger converted to a simple merger | 01091 | Châtillon-en-Michaille |
| 1985-02-01 | Association merger converted to a simple merger | 01278 → 01091 | Ochiaz → Châtillon-en-Michaille |
| 1985-02-01 | Association merger converted to a simple merger | 01458 → 01091 | Vouvray → Châtillon-en-Michaille |
| 1973-11-01 | Association merger | 01091 | Châtillon-de-Michaille → Châtillon-en-Michaille |
| 1973-11-01 | Deletion | 01091 | Châtillon-de-Michaille |
| 1973-11-01 | Association merger | 01278 → 01091 | Ochiaz → Châtillon-en-Michaille |
| 1973-11-01 | Association merger | 01458 → 01091 | Vouvray → Châtillon-en-Michaille |
| 1943-01-01 | Creation | 01091 | Châtillon-de-Michaille |