Grade II listed · Cornwall

Walls of the South West Boundary of the Amphitheatre

Walls of the South West Boundary of the Amphitheatre is a Grade II listed building in Cornwall, first listed on 23 January 1968. It is one of 11,797 Grade II entries among 12,596 listed buildings in Cornwall; 10% of Cornwall’s current entries were listed before it.

List entry
Field	Value
Name	Walls of the South West Boundary of the Amphitheatre
Grade	Grade II — special interest
List entry number	1329140
Date first listed	23 January 1968
Local planning authority	Cornwall
Location	50.35100, -4.17390 (map)
Official record	Historic England list entry 1329140

Planning works on this listed building?

Planium checks which consents Cornwall will require for your works on Walls of the South West Boundary of the Amphitheatre, 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 Walls of the South West Boundary of the Amphitheatre

Name	Grade	Distance
The Shell Seat	II	214 m
Cedar Lawn Summer House	II	242 m
The Upper Deer House	II	277 m
The Lower Deer House	II	328 m
East Lawn Summer House, About 40 Metres South East of Mount Edgcumbe House	II	331 m
Roman Funerary Monument About 12 Metres West of East Lawn Summer House	II	341 m
The White Seat	II	343 m
The Pebble Seat	II	356 m
The Folly	II	357 m
Temple of Milton	II*	364 m

Frequently asked questions

Is Walls of the South West Boundary of the Amphitheatre listed?

Yes. Walls of the South West Boundary of the Amphitheatre is on the National Heritage List for England as a Grade II listed building, list entry number 1329140, first listed on 23 January 1968. The full list entry with its description and map is on Historic England’s website.

Do I need consent for works to Walls of the South West Boundary of the Amphitheatre?

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.