Postcode record · Westminster
W1W 8EA.
W1W 8EA has 60 known premises and 15 planning records — 11 approved of 13 decided (84.6%).
Postcode W1W 8EA · boundary not held, centred on the postcodeApprovedRefusedOther35 exact35 on the map — every match
At a glance · this postcodeWestminster profile →
60
Premises
known addresses (UPRNs)
15
Applications
13 decided
84.6%
Approval rate
11 approved · 2 refused
0
EPC records
none recorded
35
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?
W1W 8EA has 60 known premises and 15 planning records — 11 approved of 13 decided (84.6%).
Premises (18 of 60 shown)
Name
Details
UPRN 10033526963
UPRN 10033527287
UPRN 10033527320
UPRN 10033533740
UPRN 10033533814
UPRN 10033533815
UPRN 10033533816
UPRN 10033533817
UPRN 10033533818
UPRN 10033533819
UPRN 10033526963
UPRN 10033527287
UPRN 10033527320
Show all 10 rows
UPRN 10033533740
UPRN 10033533814
UPRN 10033533815
UPRN 10033533816
UPRN 10033533817
UPRN 10033533818
UPRN 10033533819
Planning
What happened?
15 planning applications across the postcode; 11 approved of 13 decided (84.6%). Latest 15 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Display of two externally illuminated fascia signs measuring 0.37m x 0.57m and 0.17m x 0.28m; one non illuminated fascia sign measuring 0.48m x 0.87m and two non illuminated projecting signs measuring 0.5m x 0.783m and 0.3m x 0.385m.
50 Eastcastle Street London W1W 8EA · premises record
Advertisement
Approved
2026-04-02
Installation of three cabinets at ground floor level on the facades of the building for fire fighting services on Winsley Street, Adam and Eve Court and Eastcastle Street.
50 Eastcastle Street London W1W 8EA · premises record
Full Planning Permission Application
Approved
2026-03-31
Variation of Condition 1 of planning permission dated 7th February 2024 (RN:23/08597/FULL) for: Alterations to front entrance including replacement canopy; replacement of existing secondary doors and roller shutter to rear entrance; signage and other associated works NAMELY; hinged doors to main and secondary entrance, new cladding to existing main entrance canopy structure; increased depth to secondary entrance canopy including new cladding, new step laid with porcelain 'terrazzo' tiles; fixed window above single metal door.
50 Eastcastle Street London W1W 8EA · premises record
Full Planning Permission Application
Approved
2025-07-21
Installation of roof top plant and enclosures to provide upgraded mechanical services to the office floors.
50 Eastcastle Street London W1W 8EA · premises record
Full Planning Permission Application
Approved
2025-06-27
Amendments to planning permission dated 07 February 2024 (RN: 23/08597/FULL) for the: Alterations to front entrance including replacement canopy; replacement of existing secondary doors and roller shutter to rear entrance; signage and other associated works. NAMELY, to changes the design of the East and West canopies, entrance doors and replacement of roller shutter to rear entrance with new door and glazed light above, along with associated changes to lighting and signage.
50 Eastcastle Street London W1W 8EA · premises record
Non-material amendments
Refused
2025-06-26
Display of a non-illuminated fascia sign measuring 35cm x 295cm. (Linked with 23/08597/FULL)
50 Eastcastle Street London W1W 8EA · premises record
Advert Application (ADV)
Not required
2023-12-12
Alterations to front entrance including replacement canopy; replacement of existing secondary doors and roller shutter to rear entrance; signage and other associated works.
50 Eastcastle Street London W1W 8EA · premises record
Full Planning Permission Application
Approved
2023-12-12
Replacement of existing all weather canopy and new entrance doors.
Princess House 50 Eastcastle Street London W1W 8EA · premises record
Full Planning Permission Application
Approved
2011-12-14
Display of two non-illuminated fascia signs measuring 0.32m x 2.97m.
Princess House 50 Eastcastle Street London W1W 8EA · premises record
Advert Application (ADV)
Approved
2011-07-29
Alterations to doors. Installation of new internally illuminated plastic and glass canopy.
Princess House 50 Eastcastle Street London W1W 8EA · premises record
Full Planning Permission Application
Refused
2011-07-29
Display of two externally illuminated fascia signs measuring 0.37m x 0.57m and 0.17m x 0.28m; one non illuminated fascia sign measuring 0.48m x 0.87m and two non illuminated projecting signs measuring 0.5m x 0.783m and 0.3m x 0.385m.
50 Eastcastle Street London W1W 8EA · premises record
Approved
2026-04-02
More
Advertisement
Installation of three cabinets at ground floor level on the facades of the building for fire fighting services on Winsley Street, Adam and Eve Court and Eastcastle Street.
50 Eastcastle Street London W1W 8EA · premises record
Approved
2026-03-31
More
Full Planning Permission Application
Variation of Condition 1 of planning permission dated 7th February 2024 (RN:23/08597/FULL) for: Alterations to front entrance including replacement canopy; replacement of existing secondary doors and roller shutter to rear entrance; signage and other associated works NAMELY; hinged doors to main and secondary entrance, new cladding to existing main entrance canopy structure; increased depth to secondary entrance canopy including new cladding, new step laid with porcelain 'terrazzo' tiles; fixed window above single metal door.
50 Eastcastle Street London W1W 8EA · premises record
Approved
2025-07-21
More
Full Planning Permission Application
Show all 10 rows
Installation of roof top plant and enclosures to provide upgraded mechanical services to the office floors.
50 Eastcastle Street London W1W 8EA · premises record
Approved
2025-06-27
More
Full Planning Permission Application
Amendments to planning permission dated 07 February 2024 (RN: 23/08597/FULL) for the: Alterations to front entrance including replacement canopy; replacement of existing secondary doors and roller shutter to rear entrance; signage and other associated works. NAMELY, to changes the design of the East and West canopies, entrance doors and replacement of roller shutter to rear entrance with new door and glazed light above, along with associated changes to lighting and signage.
50 Eastcastle Street London W1W 8EA · premises record
Refused
2025-06-26
More
Non-material amendments
Display of a non-illuminated fascia sign measuring 35cm x 295cm. (Linked with 23/08597/FULL)
50 Eastcastle Street London W1W 8EA · premises record
Not required
2023-12-12
More
Advert Application (ADV)
Alterations to front entrance including replacement canopy; replacement of existing secondary doors and roller shutter to rear entrance; signage and other associated works.
50 Eastcastle Street London W1W 8EA · premises record
Approved
2023-12-12
More
Full Planning Permission Application
Replacement of existing all weather canopy and new entrance doors.
Princess House 50 Eastcastle Street London W1W 8EA · premises record
Approved
2011-12-14
More
Full Planning Permission Application
Display of two non-illuminated fascia signs measuring 0.32m x 2.97m.
Princess House 50 Eastcastle Street London W1W 8EA · premises record
Approved
2011-07-29
More
Advert Application (ADV)
Alterations to doors. Installation of new internally illuminated plastic and glass canopy.
Princess House 50 Eastcastle Street London W1W 8EA · premises record
Refused
2011-07-29
More
Full Planning Permission 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 60 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 60 of 60 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 60 of 60 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 60 of 60 premises. Some normally permitted changes may require planning permission.
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 60 of 60 premises. London Plan policies for the Central Activities Zone may apply.
Conservation Area
East Marylebone · reference CONARA/1170 · covers 60 of 60 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 60 of 60 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 60 of 60 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 60 of 60 premises. Some normally permitted changes may require planning permission.
Show all 5 rows
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 60 of 60 premises. London Plan policies for the Central Activities Zone may apply.
Conservation Area
East Marylebone · reference CONARA/1170 · covers 60 of 60 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 15 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 4 applications
Applicant on 3 applications
Applicant on 3 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 4 applications
Agent on 3 applications
Agent on 2 applications
Agent on 1 application
Applicant on 4 applications
Applicant on 3 applications
Applicant on 3 applications
Show all 10 rows
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 4 applications
Agent on 3 applications
Agent on 2 applications
Agent on 1 application
Development
What could it become?
Planning precedent15 applications and 35 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
The Developer PlanOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
No intent signal is currently recorded in this postcode.
Thinking about a project here?
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.