About Olonne-sur-Mer
- About 11,000 people live in Olonne-sur-Mer.
- It's part of Pays de la Loire.
- It's about 402 km to Paris, the country's largest city.
- For a bigger city, La Roche-sur-Yon is about 30 km away.
- Towns nearby: Château-d'Olonne (4 km), Les Sables-d'Olonne (4 km) and Challans (35 km).