| Saint-Symphorien-le-Château | |
| Arrondissement: | Chartres |
| Canton: | Auneau |
| Insee: | 28361 |
| Postal Code: | 28700 |
| Commune: | Auneau-Bleury-Saint-Symphorien |
| Coordinates: | 48.5178°N 1.7617°W |
| Elevation M: | 153 |
| Elevation Min M: | 122 |
| Elevation Max M: | 162 |
| Area Km2: | 9.39 |
| Population: | 820 |
| Population Date: | 2016 |
| Population Footnotes: | [1] |
Saint-Symphorien-le-Château (pronounced as /fr/) is a former commune in the Eure-et-Loir department in northern France. In January 2012 it merged with Bleury into the new commune Bleury-Saint-Symphorien, which was merged into Auneau-Bleury-Saint-Symphorien on 1 January 2016.