Grade II listed · Cornwall

Merthen Quay Including Revetment Adjoining on South West

Merthen Quay Including Revetment Adjoining on South West is a Grade II listed building in Cornwall, first listed on 17 June 1988. It is one of 11,797 Grade II entries among 12,596 listed buildings in Cornwall; 67% of Cornwall’s current entries were listed before it.

List entry
Field	Value
Name	Merthen Quay Including Revetment Adjoining on South West
Grade	Grade II — special interest
List entry number	1142129
Date first listed	17 June 1988
Local planning authority	Cornwall
Location	50.09105, -5.17293 (map)
Official record	Historic England list entry 1142129

Planning works on this listed building?

Planium checks which consents Cornwall will require for your works on Merthen Quay Including Revetment Adjoining on South West, lists what the heritage statement must cover and drafts the application text.

Ask Planium what consent you need

What the grade means for works

Grade II buildings are of special interest and make up over 90% of listed buildings in England. Most alterations, extensions and many internal changes still need listed building consent from the council.

The protection covers the whole building, inside and out, plus fixtures and attached structures. Typical works that need consent: replacing windows or doors, removing walls or historic fabric, changing roof coverings, installing solar panels or external insulation, and adding extensions.

Listed buildings near Merthen Quay Including Revetment Adjoining on South West

Name	Grade	Distance
Tremayne Quay	II	316 m
Merthen	II*	571 m
Range of Farm Buildings Immediately South West of Merthen	II	574 m
Farm Building Immediately North West of Merthen	II	596 m
Tremayne House	II	636 m
Gate Piers at Approximately 70 Metres South West of Tremayne House	II	659 m
Mudgeon Vean Farmhouse and Garden Walls and Gate	II	977 m
Quay and Ramp Approximately 250 Metres South West of Lower Calamansack	II	1.1 km
Bishops Quay	II	1.2 km
Mudgeon Farmhouse	II	1.2 km

Frequently asked questions

Is Merthen Quay Including Revetment Adjoining on South West listed?

Yes. Merthen Quay Including Revetment Adjoining on South West is on the National Heritage List for England as a Grade II listed building, list entry number 1142129, first listed on 17 June 1988. The full list entry with its description and map is on Historic England’s website.

Do I need consent for works to Merthen Quay Including Revetment Adjoining on South West?

Works that affect its character as a building of special architectural or historic interest — inside or out — need listed building consent from Cornwall, in addition to any planning permission or building regulations approval. Like-for-like repairs often do not, but confirm with the council’s conservation officer before you start.

Source: National Heritage List for England, © Historic England 2026, via planning.data.gov.uk. Contains Ordnance Survey data © Crown copyright and database right. Licensed under the Open Government Licence v3.0. Retrieved 12 October 2026. Local authority assigned from the list entry point. This page is a summary — the legal record is the official list entry.