| Maudétour-en-Vexin | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Maudétour-en-Vexin (Val-d'Oise).svg |
| Coordinates: | 49.1006°N 1.7756°W |
| Arrondissement: | Pontoise |
| Canton: | Vauréal |
| Mayor: | Didier Vermeire[1] |
| Term: | 2020 - 2026 |
| Elevation Min M: | 109 |
| Elevation Max M: | 206 |
| Area Km2: | 6.55 |
| Insee: | 95379 |
| Postal Code: | 95420 |
Maudétour-en-Vexin (in French pronounced as /modetuʁ ɑ̃ vɛksɛ̃/, literally Maudétour in Vexin) is a commune in the Val-d'Oise department in Île-de-France in northern France. It is located in the .
It is located approximately 50 km from Paris.