| Fort-du-Plasne | |
| Commune Status: | Commune |
| Coordinates: | 46.6192°N 5.9897°W |
| Insee: | 39232 |
| Postal Code: | 39150 |
| Arrondissement: | Saint-Claude |
| Canton: | Saint-Laurent-en-Grandvaux |
| Mayor: | Tanguy Cuby[1] |
| Term: | 2023 - 2026 |
| Elevation Min M: | 730 |
| Elevation Max M: | 970 |
| Area Km2: | 12.92 |
Fort-du-Plasne (in French pronounced as /fɔʁ dy plan/) is a commune in the Jura department in Bourgogne-Franche-Comté in eastern France.[2]