Postcode record · Westminster
SW1Y 4JU.
SW1Y 4JU has 82 known premises and 250 planning records — 210 approved of 221 decided (95%).
Postcode SW1Y 4JU · boundary not held, centred on the postcodeApprovedRefusedOther218 on the map — every match
At a glance · this postcodeWestminster profile →
82
Premises
known addresses (UPRNs)
250
Applications
221 decided
95%
Approval rate
210 approved · 11 refused
57 days
Median decision time
average 90 days · 235 dated decisions
0
EPC records
none recorded
218
Mapped applications
inside the postcode shape
Postcode unit boundary from Ordnance Survey; premises and applications inside it. Aggregates describe the area, not any single premises.
Property
What is it?
SW1Y 4JU has 82 known premises and 250 planning records — 210 approved of 221 decided (95%).
Premises (18 of 82 shown)
Name
Details
UPRN 10033526921
UPRN 10033527253
UPRN 10033543649
UPRN 10033543650
UPRN 10033543651
UPRN 10033543652
UPRN 10033543653
UPRN 10033543654
UPRN 10033543655
UPRN 10033543656
UPRN 10033526921
UPRN 10033527253
UPRN 10033543649
Show all 10 rows
UPRN 10033543650
UPRN 10033543651
UPRN 10033543652
UPRN 10033543653
UPRN 10033543654
UPRN 10033543655
UPRN 10033543656
Planning
What happened?
250 planning applications across the postcode; 210 approved of 221 decided (95%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Alterations to the St. James's Square facade including replacement of windows and entrances, at main roof level addition of roof pavilion extension, plant equipment and enclosures, with roof terraces at eight and ninth floor levels and a rear extension to accommodate a lift shaft and associated works.
3 St James's Square London SW1Y 4JU · premises record
Officer Jonathon Metcalfe
Full Planning Permission Application
Approved
2026-02-12
Replacement and enlargement of one existing rooflight.
3 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Full Planning Permission Application
Approved
2025-11-27
Installation of CCTV cameras on front fa�ade together with an intercom system on the fence and two new wall lights to the front lightwell. Installation of two new overflows to the roof parapet. Internal alterations.
7 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Listed Building Consent Application
Approved
2025-10-10
Installation of CCTV cameras on front fa�ade together with an intercom system on the fence and two new wall lights to the front lightwell. Installation of two new overflows to the roof parapet.
7 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Full Planning Permission Application
Approved
2025-10-10
Extension of lift overrun at roof level and associated works.
3 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Full Planning Permission Application
Approved
2025-08-15
Details of new fan coil unit housings pursuant to Condition 6 (iv) of listed building consent dated 31 October 2023 (RN: 22/03422/LBC).
7 St James's Square London SW1Y 4JU · premises record
Officer Sebastian Knox
Approval of Details (ADLBC)
Approved
2023-11-14
Details of facing materials pursuant to condition 11 of planning permission dated 09 December 2014 (RN: 14/03519/FULL).
7 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Approval of Details (Full PP)
Approved
2023-07-11
Internal fitting out of lower ground and ground floor (site includes 27 Pall Mall)
24 - 25 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Listed Building Consent Application
Approved
2023-06-30
Details of new fan-coil unit housings pursuant to Condition 6(iv) of listed building consent dated 7 January 2022 (RN 21/07121/LBC)
7 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Approval of Details (ADLBC)
Refused
2023-06-14
Internal fit out works to the seventh floor open plan office area.
24 - 25 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Listed Building Consent Application
Approved
2023-05-17
Alterations to the St. James's Square facade including replacement of windows and entrances, at main roof level addition of roof pavilion extension, plant equipment and enclosures, with roof terraces at eight and ninth floor levels and a rear extension to accommodate a lift shaft and associated works.
3 St James's Square London SW1Y 4JU · premises record
Officer Jonathon Metcalfe
Approved
2026-02-12
More
Full Planning Permission Application
Replacement and enlargement of one existing rooflight.
3 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Approved
2025-11-27
More
Full Planning Permission Application
Installation of CCTV cameras on front fa�ade together with an intercom system on the fence and two new wall lights to the front lightwell. Installation of two new overflows to the roof parapet. Internal alterations.
7 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Approved
2025-10-10
More
Listed Building Consent Application
Show all 10 rows
Installation of CCTV cameras on front fa�ade together with an intercom system on the fence and two new wall lights to the front lightwell. Installation of two new overflows to the roof parapet.
7 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Approved
2025-10-10
More
Full Planning Permission Application
Extension of lift overrun at roof level and associated works.
3 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Approved
2025-08-15
More
Full Planning Permission Application
Details of new fan coil unit housings pursuant to Condition 6 (iv) of listed building consent dated 31 October 2023 (RN: 22/03422/LBC).
7 St James's Square London SW1Y 4JU · premises record
Officer Sebastian Knox
Approved
2023-11-14
More
Approval of Details (ADLBC)
Details of facing materials pursuant to condition 11 of planning permission dated 09 December 2014 (RN: 14/03519/FULL).
7 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Approved
2023-07-11
More
Approval of Details (Full PP)
Internal fitting out of lower ground and ground floor (site includes 27 Pall Mall)
24 - 25 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Approved
2023-06-30
More
Listed Building Consent Application
Details of new fan-coil unit housings pursuant to Condition 6(iv) of listed building consent dated 7 January 2022 (RN 21/07121/LBC)
7 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Refused
2023-06-14
More
Approval of Details (ADLBC)
Internal fit out works to the seventh floor open plan office area.
24 - 25 St James's Square London SW1Y 4JU · premises record
Officer Nikki Mitchell
Approved
2023-05-17
More
Listed Building Consent Application
Building control
Building-control records are not yet collected for Westminster — the register is being gathered borough by borough (held so far: Lambeth, Brent, Ealing, Westminster, City and others).
Place
What affects it?
Every mapped designation touching a premises in this postcode, with how many of its 82 premises each one covers.
Designation
Coverage
Archaeological Priority Area
City of Westminster APA 2.5: Great Estates Summary and Definition The Great Estates APA covers an area bounded by Park Lane to the west, Green Park and St James’s Park to the south, Haymarket, Shaftesbury Avenue, Charing Cross Road and t · reference 76098 · covers 82 of 82 premises. Groundworks may require archaeological assessment or investigation.
Article 4 Direction Area
Article 4 Basement Development Permitted Rights Removed · reference 23/00006/REG_4 · covers 82 of 82 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Article 4 Direction Class E To C3 In Central Activities Zone · reference 23/00004/REG_4 · covers 82 of 82 premises. Some normally permitted changes may require planning permission.
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 82 of 82 premises. London Plan policies for the Central Activities Zone may apply.
Conservation Area
St James's · reference CONARA/1330 · covers 82 of 82 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Archaeological Priority Area
City of Westminster APA 2.5: Great Estates Summary and Definition The Great Estates APA covers an area bounded by Park Lane to the west, Green Park and St James’s Park to the south, Haymarket, Shaftesbury Avenue, Charing Cross Road and t · reference 76098 · covers 82 of 82 premises. Groundworks may require archaeological assessment or investigation.
Article 4 Direction Area
Article 4 Basement Development Permitted Rights Removed · reference 23/00006/REG_4 · covers 82 of 82 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Article 4 Direction Class E To C3 In Central Activities Zone · reference 23/00004/REG_4 · covers 82 of 82 premises. Some normally permitted changes may require planning permission.
Show all 5 rows
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 82 of 82 premises. London Plan policies for the Central Activities Zone may apply.
Conservation Area
St James's · reference CONARA/1330 · covers 82 of 82 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Nearby postcodes and streets
Walk to the next area — linked where the Atlas has a record for it (pilot borough only for now).
People
Who is involved?
Named on the latest 30 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Case officer on 18 applications
Case officer on 5 applications
Case officer on 5 applications
Case officer on 1 application
Case officer on 18 applications
Case officer on 5 applications
Case officer on 5 applications
Show all 4 rows
Case officer on 1 application
Development
What could it become?
Planning precedent250 applications and 218 mapped decisions in this postcode — precedent for what has been permitted and refused here.
EnergyNo EPC records joined yet.
What is not assertedNo capacity, value or ownership claim is made at area level; those belong to individual premises records and their evidence.
Intent signals
Planning Atlas ProOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
6 intent signals recorded in this postcode
Repeat sale · Ageing director
Subscribe to see the signals →Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.