| Coulommes-la-Montagne | |
| Commune Status: | Commune |
| Arrondissement: | Reims |
| Canton: | Fismes-Montagne de Reims |
| Insee: | 51177 |
| Postal Code: | 51390 |
| Mayor: | Julien Lepitre[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CU Grand Reims |
| Coordinates: | 49.2264°N 3.9114°W |
| Elevation M: | 145 |
| Area Km2: | 2.7 |
Coulommes-la-Montagne (in French pronounced as /kulɔm la mɔ̃taɲ/) is a commune in the Marne department in north-eastern France.