Postcode record · Westminster
W1K 3LA.
W1K 3LA has 3 known premises and 16 planning records — 10 approved of 10 decided (100%). 1 EPC record.
Postcode W1K 3LA · boundary not held, centred on the postcodeApprovedRefusedOther25 exact9 approximate34 on the map — every match
At a glance · this postcodeWestminster profile →
3
Premises
known addresses (UPRNs)
16
Applications
10 decided
100%
Approval rate
10 approved · 0 refused
1
EPC records
ratings F 1
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 3LA has 3 known premises and 16 planning records — 10 approved of 10 decided (100%). 1 EPC record.
Premises
Name
Details
UPRN 10033587780
UPRN 10033645513
UPRN 100023475960
UPRN 10033587780
UPRN 10033645513
UPRN 100023475960
Planning
What happened?
16 planning applications across the postcode; 10 approved of 10 decided (100%). Latest 16 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Internal works, minor alterations to existing room partitions and relocation of kitchen and two new bathrooms.
117A Mount Street London W1K 3LA · premises record
Listed Building Consent Application
Withdrawn
2020-11-27
Installation of one non illuminated projecting sign measuring 0.35m x 0.4m
117 Mount Street London W1K 3LA · premises record
Listed Building Consent Application
Approved
2019-09-12
Display of one non illuminated projecting sign measuring 0.35m x 0.4m and two other signs measuring 0.57m x 1.42m, 0.08m x 1.76m.
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Advert Application (ADV)
Not required
2019-08-22
External alterations including refurbishment of shopfront and entrance door and installation of new doors to rear elevation and replacement of door grilles.
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Full Planning Permission Application
Approved
2019-05-13
Minor external alterations including refurbished shop window and front door, removal of existing timber panel to rear and replacement with new doors to match existing and replacement of existing door grilles to rear doors.
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Listed Building Consent Application
Approved
2019-05-09
Use of the public highway for the placing of 3 tables, 6 chairs and 4 planters in an area measuring 1.90m x 4.20m in connection with the ground floor retail unit.
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Applic. for tables and chairs
Withdrawn
2019-03-19
Internal alterations to basement and ground floors and associated refurbishment of windows and doors. New signage and replacement entrance threshold mosaic.
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Listed Building Consent Application
Approved
2018-11-13
Internal & external alterations to basement and ground floors only
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Listed Building Consent Application
Withdrawn
2018-06-22
Internal and external alterations at basement and ground floor level, replacement external door to side elevation, replacement of rear roller shutter with new timber glazed screen, replacement stair to the basement, restoration of original escape door to basement lightwell. New external signs.
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Listed Building Consent Application
Approved
2016-11-30
Replacement external door to side elevation, replacement of rear roller shutter with new timber glazed screen, restoration of original escape door to basement lightwell.
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Full Planning Permission Application
Approved
2016-11-30
Internal works, minor alterations to existing room partitions and relocation of kitchen and two new bathrooms.
117A Mount Street London W1K 3LA · premises record
Withdrawn
2020-11-27
More
Listed Building Consent Application
Installation of one non illuminated projecting sign measuring 0.35m x 0.4m
117 Mount Street London W1K 3LA · premises record
Approved
2019-09-12
More
Listed Building Consent Application
Display of one non illuminated projecting sign measuring 0.35m x 0.4m and two other signs measuring 0.57m x 1.42m, 0.08m x 1.76m.
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Not required
2019-08-22
More
Advert Application (ADV)
Show all 10 rows
External alterations including refurbishment of shopfront and entrance door and installation of new doors to rear elevation and replacement of door grilles.
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Approved
2019-05-13
More
Full Planning Permission Application
Minor external alterations including refurbished shop window and front door, removal of existing timber panel to rear and replacement with new doors to match existing and replacement of existing door grilles to rear doors.
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Approved
2019-05-09
More
Listed Building Consent Application
Use of the public highway for the placing of 3 tables, 6 chairs and 4 planters in an area measuring 1.90m x 4.20m in connection with the ground floor retail unit.
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Withdrawn
2019-03-19
More
Applic. for tables and chairs
Internal alterations to basement and ground floors and associated refurbishment of windows and doors. New signage and replacement entrance threshold mosaic.
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Approved
2018-11-13
More
Listed Building Consent Application
Internal & external alterations to basement and ground floors only
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Withdrawn
2018-06-22
More
Listed Building Consent Application
Internal and external alterations at basement and ground floor level, replacement external door to side elevation, replacement of rear roller shutter with new timber glazed screen, replacement stair to the basement, restoration of original escape door to basement lightwell. New external signs.
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Approved
2016-11-30
More
Listed Building Consent Application
Replacement external door to side elevation, replacement of rear roller shutter with new timber glazed screen, restoration of original escape door to basement lightwell.
Basement And Ground Floor 117 Mount Street London W1K 3LA · premises record
Approved
2016-11-30
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 3 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 3 of 3 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 3 of 3 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 3 of 3 premises. Some normally permitted changes may require planning permission.
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 3 of 3 premises. London Plan policies for the Central Activities Zone may apply.
Conservation Area
Mayfair · reference CONARA/1270 · covers 3 of 3 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 3 of 3 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 3 of 3 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 3 of 3 premises. Some normally permitted changes may require planning permission.
Show all 5 rows
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 3 of 3 premises. London Plan policies for the Central Activities Zone may apply.
Conservation Area
Mayfair · reference CONARA/1270 · covers 3 of 3 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 16 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 6 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Agent on 4 applications
Agent on 2 applications
Agent on 2 applications
Agent on 2 applications
Applicant on 6 applications
Applicant on 2 applications
Applicant on 2 applications
Show all 10 rows
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Agent on 4 applications
Agent on 2 applications
Agent on 2 applications
Agent on 2 applications
Development
What could it become?
Planning precedent16 applications and 34 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy1 EPC records; ratings F: 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
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.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.