| La Faute-sur-Mer | |
| Commune: | L'Aiguillon-la-Presqu'île |
| Image Coat Of Arms: | Blason La Faute-sur-Mer.svg |
| Arrondissement: | Les Sables-d'Olonne |
| Canton: | Mareuil-sur-Lay-Dissais |
| Insee: | 85307 |
| Postal Code: | 85460 |
| Coordinates: | 46.3328°N -1.3214°W |
| Elevation Min M: | 0 |
| Elevation Max M: | 17 |
| Area Km2: | 6.94 |
| Population: | 665 |
| Population Date: | 2019 |
| Population Footnotes: | [1] |
La Faute-sur-Mer (in French pronounced as /la fot syʁ mɛʁ/, literally La Faute on Sea) is a former commune in the Vendée department in the Pays de la Loire region in western France. It was merged with L'Aiguillon-sur-Mer to form L'Aiguillon-la-Presqu'île on 1 January 2022.[2]
The river Lay forms all of the commune's eastern border, then flows into the Atlantic Ocean, which forms all of its western border.