| Montanges | |
| Commune Status: | Commune |
| Arrondissement: | Nantua |
| Canton: | Valserhône |
| Insee: | 01257 |
| Postal Code: | 01200 |
| Mayor: | Christophe Marquet[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays Bellegardien |
| Coordinates: | 46.165°N 5.8022°W |
| Elevation Min M: | 375 |
| Elevation Max M: | 1090 |
| Area Km2: | 13.70 |
Montanges (in French pronounced as /mɔ̃tɑ̃ʒ/) is a commune in the Ain department in eastern France.