Postcode record · Westminster
W1J 5JN.
W1J 5JN has 10 known premises and 55 planning records — 33 approved of 45 decided (73.3%). 1 EPC record.
Postcode W1J 5JN · boundary not held, centred on the postcodeApprovedRefusedOther72 on the map — every match
At a glance · this postcodeWestminster profile →
10
Premises
known addresses (UPRNs)
55
Applications
45 decided
73.3%
Approval rate
33 approved · 12 refused
1
EPC records
ratings D 1
72
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?
W1J 5JN has 10 known premises and 55 planning records — 33 approved of 45 decided (73.3%). 1 EPC record.
Premises
Name
Details
UPRN 10033532047
UPRN 10033573567
UPRN 10033573569
UPRN 10033615296
UPRN 100022734878
UPRN 100022734879
UPRN 100022734880
UPRN 100022734883
UPRN 100023473958
UPRN 100023474076
UPRN 10033532047
UPRN 10033573567
UPRN 10033573569
Show all 10 rows
UPRN 10033615296
UPRN 100022734878
UPRN 100022734879
UPRN 100022734880
UPRN 100022734883
UPRN 100023473958
UPRN 100023474076
Planning
What happened?
55 planning applications across the postcode; 33 approved of 45 decided (73.3%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Rectification of unauthorised stripout works; exterior works including replacement of tiling, addition of cast iron pipework, installation of pergola to garden, alterations to approved design of first floor rear terrace; alteration to basement floorplan layout; and installation of floor insulation. [Linked to 26/02811/FULL]
12 Chesterfield Street London W1J 5JN · premises record
Listed Building Consent Application
Pending
2026-04-28
Rectification of unauthorised stripout works; exterior works including replacement of tiling, addition of cast iron pipework, installation of pergola to garden, alterations to approved design of first floor rear terrace; alteration to basement floorplan layout; and installation of floor insulation. [Linked to 26/02812/LBC]
12 Chesterfield Street London W1J 5JN · premises record
Full Planning Permission Application
Pending
2026-04-28
Removal and replacement of existing stair case from Lower Ground floor to Fifth Floor.
11 Chesterfield Street London W1J 5JN · premises record
Listed Building Consent Application
Pending
2026-04-15
Rear extension at ground and lower ground floor, rear outrigger extension from ground to second floor, roof alterations and internal alterations and new plant. [Linked to 25/09329/FULL]
11 Chesterfield Street London W1J 5JN · premises record
Listed Building Consent
Approved
2025-12-23
Rear extension at ground and lower ground floor, rear outrigger extension from ground to second floor, roof alterations and internal alterations and new plant. [Linked to 25/09330/LBC]
11 Chesterfield Street London W1J 5JN · premises record
Full
Approved
2025-12-23
Drawings and details pursuant to condition 8 (extent of demolition and associated works to main roof level) of planning permission dated 21st October 2024 (RN: 24/04554/FULL)
12 Chesterfield Street London W1J 5JN · premises record
Advertisement
Unknown
2025-09-01
Drawings and details pursuant to condition 3 (extent of demolition and associated works to main roof level), 5 (details related to installation of internal insulation), 7 (works to internal timber joinery and plasterwork), 9 (details of internal staircase balustrading) & 10 (internal pipework in association with air conditioning equipment) of listed building consent dated 21st October 2024 (RN:24/04555/LBC)
12 Chesterfield Street London W1J 5JN · premises record
Approval of Details (ADLBC)
Approved
2025-09-01
Display of non-illuminated projecting sign measuring 0.92m x 0.43m. (Linked with 25/05522/LBC)
15 Chesterfield Street London W1J 5JN · premises record
Applicant Ms Ghazal Abrishamchi · Agent Forward Planning and Development · Officer Ms Priscilla Ogie
Advert Application (ADV)
Not required
2025-08-07
Installation of a projecting sign on Curzon Street elevation. (Linked with 25/05529/ADV)
15 Chesterfield Street London W1J 5JN · premises record
Applicant Ms Ghazal Abrishamchi · Agent Forward Planning and Development · Officer Ms Priscilla Ogie
Listed Building Consent Application
Refused
2025-08-06
Remove walls and install new studwork walls to ground floor.
12 Chesterfield Street London W1J 5JN · premises record
Listed Building Consent Application
Refused
2025-01-30
Rectification of unauthorised stripout works; exterior works including replacement of tiling, addition of cast iron pipework, installation of pergola to garden, alterations to approved design of first floor rear terrace; alteration to basement floorplan layout; and installation of floor insulation. [Linked to 26/02811/FULL]
12 Chesterfield Street London W1J 5JN · premises record
Pending
2026-04-28
More
Listed Building Consent Application
Rectification of unauthorised stripout works; exterior works including replacement of tiling, addition of cast iron pipework, installation of pergola to garden, alterations to approved design of first floor rear terrace; alteration to basement floorplan layout; and installation of floor insulation. [Linked to 26/02812/LBC]
12 Chesterfield Street London W1J 5JN · premises record
Pending
2026-04-28
More
Full Planning Permission Application
Removal and replacement of existing stair case from Lower Ground floor to Fifth Floor.
11 Chesterfield Street London W1J 5JN · premises record
Pending
2026-04-15
More
Listed Building Consent Application
Show all 10 rows
Rear extension at ground and lower ground floor, rear outrigger extension from ground to second floor, roof alterations and internal alterations and new plant. [Linked to 25/09329/FULL]
11 Chesterfield Street London W1J 5JN · premises record
Approved
2025-12-23
More
Listed Building Consent
Rear extension at ground and lower ground floor, rear outrigger extension from ground to second floor, roof alterations and internal alterations and new plant. [Linked to 25/09330/LBC]
11 Chesterfield Street London W1J 5JN · premises record
Approved
2025-12-23
More
Full
Drawings and details pursuant to condition 8 (extent of demolition and associated works to main roof level) of planning permission dated 21st October 2024 (RN: 24/04554/FULL)
12 Chesterfield Street London W1J 5JN · premises record
Unknown
2025-09-01
More
Advertisement
Drawings and details pursuant to condition 3 (extent of demolition and associated works to main roof level), 5 (details related to installation of internal insulation), 7 (works to internal timber joinery and plasterwork), 9 (details of internal staircase balustrading) & 10 (internal pipework in association with air conditioning equipment) of listed building consent dated 21st October 2024 (RN:24/04555/LBC)
12 Chesterfield Street London W1J 5JN · premises record
Approved
2025-09-01
More
Approval of Details (ADLBC)
Display of non-illuminated projecting sign measuring 0.92m x 0.43m. (Linked with 25/05522/LBC)
15 Chesterfield Street London W1J 5JN · premises record
Applicant Ms Ghazal Abrishamchi · Agent Forward Planning and Development · Officer Ms Priscilla Ogie
Not required
2025-08-07
More
Advert Application (ADV)
Installation of a projecting sign on Curzon Street elevation. (Linked with 25/05529/ADV)
15 Chesterfield Street London W1J 5JN · premises record
Applicant Ms Ghazal Abrishamchi · Agent Forward Planning and Development · Officer Ms Priscilla Ogie
Refused
2025-08-06
More
Listed Building Consent Application
Remove walls and install new studwork walls to ground floor.
12 Chesterfield Street London W1J 5JN · premises record
Refused
2025-01-30
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 10 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 10 of 10 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 10 of 10 premises. Some normally permitted changes may require planning permission.
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 10 of 10 premises. London Plan policies for the Central Activities Zone may apply.
Conservation Area
Mayfair · reference CONARA/1270 · covers 10 of 10 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 10 of 10 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 10 of 10 premises. Some normally permitted changes may require planning permission.
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 10 of 10 premises. London Plan policies for the Central Activities Zone may apply.
Show all 4 rows
Conservation Area
Mayfair · reference CONARA/1270 · covers 10 of 10 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
Applicant on 10 applications
Applicant on 5 applications
Applicant on 4 applications
Applicant on 4 applications
Applicant on 1 application
Applicant on 1 application
Agent on 10 applications
Agent on 9 applications
Agent on 5 applications
Agent on 1 application
Applicant on 10 applications
Applicant on 5 applications
Applicant on 4 applications
Show all 10 rows
Applicant on 4 applications
Applicant on 1 application
Applicant on 1 application
Agent on 10 applications
Agent on 9 applications
Agent on 5 applications
Agent on 1 application
Development
What could it become?
Planning precedent55 applications and 72 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy1 EPC records; ratings D: 1.
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.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.