Postcode record · Westminster
W1K 6TH.
W1K 6TH has 41 known premises and 14 planning records — 13 approved of 13 decided (100%). 34 EPC records.
Postcode W1K 6TH · boundary not held, centred on the postcodeApprovedRefusedOther14 exact20 approximate34 on the map — every match
At a glance · this postcodeWestminster profile →
41
Premises
known addresses (UPRNs)
14
Applications
13 decided
100%
Approval rate
13 approved · 0 refused
34
EPC records
ratings C 26 · D 6 · E 2
34
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?
W1K 6TH has 41 known premises and 14 planning records — 13 approved of 13 decided (100%). 34 EPC records.
Premises (18 of 41 shown)
Name
Details
UPRN 10033615920
UPRN 10033615921
UPRN 100022724356
UPRN 100022724357
UPRN 100022724358
UPRN 100022724359
UPRN 100022724360
UPRN 100022724361
UPRN 100022724362
UPRN 100022724363
UPRN 10033615920
UPRN 10033615921
UPRN 100022724356
Show all 10 rows
UPRN 100022724357
UPRN 100022724358
UPRN 100022724359
UPRN 100022724360
UPRN 100022724361
UPRN 100022724362
UPRN 100022724363
Planning
What happened?
14 planning applications across the postcode; 13 approved of 13 decided (100%). Latest 14 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
External alterations to the rear of Flat 3 at lower ground floor level to create a new window and French Doors.
3 Clarendon Flats Balderton Street London W1K 6TH · premises record
Full Planning Permission Application
Approved
2010-04-23
Internal alterations to Flat 3 at lower ground floor level and associated external alterations to the rear to create a new window and French Doors.
3 Clarendon Flats Balderton Street London W1K 6TH · premises record
Listed Building Consent Application
Approved
2010-03-11
Internal alterations to Flat 20 at 3rd floor level.
20 Clarendon Flats Balderton Street London W1K 6TH · premises record
Applicant Grosvenor West End Properties · Agent Grosvenor West End Properties · Officer Matthew Pendleton
Listed Building Consent Application
Approved
2010-03-11
Internal alterations associated with the general refurbishment of the flat including changes to layout and new kitchen and sanitary installations
10 Clarendon Flats Balderton Street London W1K 6TH · premises record
Listed Building Consent Application
Approved
2009-09-28
Internal alterations associated with the general refurbishment of the flat including changes to layout and new kitchen and sanitary installations
21 Clarendon Flats Balderton Street London W1K 6TH · premises record
Listed Building Consent Application
Approved
2009-09-28
Internal alterations to flat 26.
26 Clarendon Flats Balderton Street London W1K 6TH · premises record
Listed Building Consent
Approved
2008-10-03
Details of proposed new double doors pursuant to Condition 1 of planning permission dated 19 May 2008 (RN: 08/04491).
2 Clarendon Flats Balderton Street London W1K 6TH · premises record
Approval of Details (Full PP)
Approved
2008-07-25
Details of proposed new double doors pursuant to Condition 1 of listed building consent dated 16 July 2008 (RN: 08/04492).
2 Clarendon Flats Balderton Street London W1K 6TH · premises record
Approval of Details (ADLBC)
Approved
2008-07-25
Relocation of existing sash window, insertion of double doors in former window opening and changing the location of an internal opening.
2 Clarendon Flats Balderton Street London W1K 6TH · premises record
Listed Building Consent Application
Approved
2008-05-22
Relocation of existing sash window and insertion of double doors in former window opening.
2 Clarendon Flats Balderton Street London W1K 6TH · premises record
Full Planning Permission Application
Approved
2008-05-22
External alterations to the rear of Flat 3 at lower ground floor level to create a new window and French Doors.
3 Clarendon Flats Balderton Street London W1K 6TH · premises record
Approved
2010-04-23
More
Full Planning Permission Application
Internal alterations to Flat 3 at lower ground floor level and associated external alterations to the rear to create a new window and French Doors.
3 Clarendon Flats Balderton Street London W1K 6TH · premises record
Approved
2010-03-11
More
Listed Building Consent Application
Internal alterations to Flat 20 at 3rd floor level.
20 Clarendon Flats Balderton Street London W1K 6TH · premises record
Applicant Grosvenor West End Properties · Agent Grosvenor West End Properties · Officer Matthew Pendleton
Approved
2010-03-11
More
Listed Building Consent Application
Show all 10 rows
Internal alterations associated with the general refurbishment of the flat including changes to layout and new kitchen and sanitary installations
10 Clarendon Flats Balderton Street London W1K 6TH · premises record
Approved
2009-09-28
More
Listed Building Consent Application
Internal alterations associated with the general refurbishment of the flat including changes to layout and new kitchen and sanitary installations
21 Clarendon Flats Balderton Street London W1K 6TH · premises record
Approved
2009-09-28
More
Listed Building Consent Application
Internal alterations to flat 26.
26 Clarendon Flats Balderton Street London W1K 6TH · premises record
Approved
2008-10-03
More
Listed Building Consent
Details of proposed new double doors pursuant to Condition 1 of planning permission dated 19 May 2008 (RN: 08/04491).
2 Clarendon Flats Balderton Street London W1K 6TH · premises record
Approved
2008-07-25
More
Approval of Details (Full PP)
Details of proposed new double doors pursuant to Condition 1 of listed building consent dated 16 July 2008 (RN: 08/04492).
2 Clarendon Flats Balderton Street London W1K 6TH · premises record
Approved
2008-07-25
More
Approval of Details (ADLBC)
Relocation of existing sash window, insertion of double doors in former window opening and changing the location of an internal opening.
2 Clarendon Flats Balderton Street London W1K 6TH · premises record
Approved
2008-05-22
More
Listed Building Consent Application
Relocation of existing sash window and insertion of double doors in former window opening.
2 Clarendon Flats Balderton Street London W1K 6TH · premises record
Approved
2008-05-22
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 41 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 41 of 41 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 41 of 41 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 41 of 41 premises. Some normally permitted changes may require planning permission.
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 41 of 41 premises. London Plan policies for the Central Activities Zone may apply.
Conservation Area
Mayfair · reference CONARA/1270 · covers 41 of 41 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 41 of 41 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 41 of 41 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 41 of 41 premises. Some normally permitted changes may require planning permission.
Show all 5 rows
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 41 of 41 premises. London Plan policies for the Central Activities Zone may apply.
Conservation Area
Mayfair · reference CONARA/1270 · covers 41 of 41 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 14 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 9 applications
Applicant on 2 applications
Agent on 7 applications
Agent on 3 applications
Agent on 1 application
Case officer on 5 applications
Case officer on 3 applications
Case officer on 2 applications
Case officer on 1 application
Applicant on 9 applications
Applicant on 2 applications
Agent on 7 applications
Show all 9 rows
Agent on 3 applications
Agent on 1 application
Case officer on 5 applications
Case officer on 3 applications
Case officer on 2 applications
Case officer on 1 application
Development
What could it become?
Planning precedent14 applications and 34 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy34 EPC records; ratings C: 26, D: 6, E: 2.
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.
No intent signal is currently recorded in this postcode.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.