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Jersey

Grosnez Castle Ruins – Plémont Bay loop from Grosnez Castle

Routes

Hiking trails & Routes

Jersey

Grosnez Castle Ruins – Plémont Bay loop from Grosnez Castle

Moderate

4.8

(30)

131

hikers

Grosnez Castle Ruins – Plémont Bay loop from Grosnez Castle

03:04

11.0km

210m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: April 15, 2026

Waypoints

Start point

Bus stop

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951 m

Piemont Bay

Highlight • Beach

It is best to walk along the beach at low tide.

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1.75 km

Baie de Plemont

Highlight • Beach

2.80 km

Grosnez Castle Ruins

Highlight • Castle

However, it is called Grosnez Castle. It has a magnificent view over the cliffs.

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4.95 km

Giant Puffin Sculptures at Plémont

Highlight • Monument

The creations, made from forged steel and willow, were unveiled in April 2022 and stand at 4m high (13ft) facing each other on the grounds at Plémont.

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5.04 km

Kissing Puffins sculpture at Petit Plémont

Highlight • Monument

Petit Plémont is almost cut off from the rest of the headland by a deep gorge, and the narrow land connection was defended in the Iron Age by a single bank and moat to defend a promontory fortress.

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5.06 km

Plémont Bay

Highlight • Beach

A beautiful secluded bay, but a difficult walk down some steps. Very limited parking.

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8.08 km

Grève de Lecq Tower and Beach

Highlight • Historical Site

The defences at Grève de Lecq reached their peak in the early 19th century in direct response to a potential invasion by Napoleon. As a result the bay was further …

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8.45 km

Greve de Lecq viewpoint

Highlight • Viewpoint

A great view of Greve de Lecq beach. It's a lovely sheltered north facing beach fringed with wooded slopes.

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11.0 km

End point

Bus stop

Way Types & Surfaces

Way Types

6.53 km

1.92 km

1.39 km

1.10 km

Surfaces

3.49 km

3.41 km

1.90 km

1.00 km

701 m

431 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (80 m)

Lowest point (20 m)

Weather

Today

Wednesday 15 April

16°C

10°C

16 %

Additional weather tips

Max wind speed: 22.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Grosnez Castle Ruins – Plémont Bay loop from Grosnez Castle

Piemont Bay

Baie de Plemont

Grosnez Castle Ruins

Giant Puffin Sculptures at Plémont

Kissing Puffins sculpture at Petit Plémont

Plémont Bay

Grève de Lecq Tower and Beach

Greve de Lecq viewpoint

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