Grade I listed · Portsmouth

18 Gun Battery and Flanking Battery, Kings Stairs, Sallyport, Pointbarracks

18 Gun Battery and Flanking Battery, Kings Stairs, Sallyport, Pointbarracks is a Grade I listed building in Portsmouth, first listed on 30 October 1969. It is one of 13 Grade I entries among 455 listed buildings in Portsmouth; 6% of Portsmouth’s current entries were listed before it.

List entry
FieldValue
Name18 Gun Battery and Flanking Battery, Kings Stairs, Sallyport, Pointbarracks
GradeGrade I — exceptional interest
List entry number1386892
Date first listed30 October 1969
Local planning authorityPortsmouth
Location50.78991, -1.10736 (map)
Official recordHistoric England list entry 1386892

Planning works on this listed building?

Planium checks which consents Portsmouth will require for your works on 18 Gun Battery and Flanking Battery, Kings Stairs, Sallyport, Pointbarracks, 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 I buildings are of exceptional interest — only about 2.5% of listed buildings in England. Any application for listed building consent is notified to Historic England, and alterations are scrutinised closely.

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 18 Gun Battery and Flanking Battery, Kings Stairs, Sallyport, Pointbarracks

NameGradeDistance
10 and 12, Broad StreetII48 m
14, Broad StreetII55 m
The Square TowerI86 m
63, High StreetII108 m
K6 Telephone Kiosk at Junction with Tower StreetII120 m
The Round TowerI123 m
Bollard on North Side of Round TowerII130 m
K6 Telephone Kiosk Outside Number 60 High StreetII150 m
59 and 60, High StreetII157 m
Sallyport HotelII165 m

Frequently asked questions

Is 18 Gun Battery and Flanking Battery, Kings Stairs, Sallyport, Pointbarracks listed?
Yes. 18 Gun Battery and Flanking Battery, Kings Stairs, Sallyport, Pointbarracks is on the National Heritage List for England as a Grade I listed building, list entry number 1386892, first listed on 30 October 1969. The full list entry with its description and map is on Historic England’s website.
Do I need consent for works to 18 Gun Battery and Flanking Battery, Kings Stairs, Sallyport, Pointbarracks?
Works that affect its character as a building of special architectural or historic interest — inside or out — need listed building consent from Portsmouth, 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.