| Châteauvieux | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason vieuxchateau41.svg |
| Arrondissement: | Romorantin-Lanthenay |
| Canton: | Saint-Aignan |
| Insee: | 41042 |
| Postal Code: | 41110 |
| Mayor: | Christian Saux[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Val-de-Cher-Controis |
| Coordinates: | 47.2306°N 1.3839°W |
| Elevation M: | 90 |
| Elevation Min M: | 79 |
| Elevation Max M: | 160 |
| Area Km2: | 33.48 |
Châteauvieux (in French pronounced as /ʃɑtovjø/) is a commune in the Loir-et-Cher department, central France.[2]
The church of Saint-Hilaire was mostly built in the 13th century in the Plantagenet Gothic style characterised by the cross ribbed cup-shaped vaulting.