Harbour

Châtelaillon - Plage

Châtelaillon, FranceCharente-Maritime
Maximum length
7 m

Drying harbour of 180 berths at Châtelaillon-Plage on the Pertuis d'Antioche, south of La Rochelle in Charente-Maritime.

Guide

Approach and anchoring

Approach at half tide and above. The harbour dries at low water on a mud and sand bottom. Channel marked by port and starboard perches leading to the entrance. Large tidal range of the Pertuis d'Antioche, up to 6 m at springs. No VHF watch outside office hours.

Practical

180 berths, most of which dry at low water. Water and electricity at the pontoons. Sanitary block with showers. Bakery and small supermarket in the town centre at 500 m. Railway station on the La Rochelle to Bordeaux line at 1 km.

Ashore

Plage de Châtelaillon, a sandy beach of 3 km, runs along the seafront starting immediately north of the harbour. Oyster-farming parks of the Baie d'Yves visible at low water 2 km south. La Rochelle old harbour is 12 km north by road or by sea.

History

The modern harbour was completed in the 1980s to support local oyster farming and pleasure boating. Châtelaillon itself was an important medieval stronghold before its castle was razed in 1130 by Guillaume X d'Aquitaine.

Key facts

Type
Harbour
Coordinates
46.06139, -1.09457 (46°3.68'N 1°5.67'W)
Town
Châtelaillon
Country
France
Maximum length
7 m
Updated
July 7, 2026

Getting there

Châtelaillon - Plage lies at 46°3.68'N 1°5.67'W, that is 46.06139, -1.09457 in decimal degrees.

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Frequently asked questions

What boat length does Châtelaillon - Plage accept?

Châtelaillon - Plage accepts boats up to 7 m.

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