Grade II listed · Wiltshire

45, St Mary Street

45, St Mary Street is a Grade II listed building in Wiltshire, first listed on 22 June 1978. It is one of 11,295 Grade II entries among 12,270 listed buildings in Wiltshire; 41% of Wiltshire’s current entries were listed before it.

List entry
Field	Value
Name	45, St Mary Street
Grade	Grade II — special interest
List entry number	1267945
Date first listed	22 June 1978
Local planning authority	Wiltshire
Location	51.45728, -2.11134 (map)
Official record	Historic England list entry 1267945

Planning works on this listed building?

Planium checks which consents Wiltshire will require for your works on 45, St Mary Street, 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 45, St Mary Street

Name	Grade	Distance
46, 47 and 49, St Mary Street	II	24 m
18, St Mary Street	II*	27 m
17, St Mary Street	II	29 m
41, St Mary Street	II	29 m
16, St Mary Street	II*	34 m
50, St Mary Street	II	36 m
Stable Block and Attached Walls and Gate Piers to St Mary House (Number 15)	II	38 m
19, St Mary Street	II*	39 m
51, St Mary Street	II	46 m
37, Common Slip	II	46 m

Frequently asked questions

Is 45, St Mary Street listed?

Yes. 45, St Mary Street is on the National Heritage List for England as a Grade II listed building, list entry number 1267945, first listed on 22 June 1978. The full list entry with its description and map is on Historic England’s website.

Do I need consent for works to 45, St Mary Street?

Works that affect its character as a building of special architectural or historic interest — inside or out — need listed building consent from Wiltshire, 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.