Postcode record · Westminster
W9 1AY.
W9 1AY has 70 known premises and 93 planning records — 71 approved of 80 decided (88.8%). 23 EPC records.
Postcode W9 1AY · boundary not held, centred on the postcodeApprovedRefusedOther93 exact2 approximate95 on the map — every match
At a glance · this postcodeWestminster profile →
70
Premises
known addresses (UPRNs)
93
Applications
80 decided
88.8%
Approval rate
71 approved · 9 refused
23
EPC records
ratings C 9 · D 12 · E 2
95
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?
W9 1AY has 70 known premises and 93 planning records — 71 approved of 80 decided (88.8%). 23 EPC records.
Premises (18 of 70 shown)
Name
Details
UPRN 10033532547
UPRN 10033532548
UPRN 10033550994
UPRN 10033550995
UPRN 10033550996
UPRN 10033562729
UPRN 10033562730
UPRN 10033562731
UPRN 10033562732
UPRN 10033562741
UPRN 10033532547
UPRN 10033532548
UPRN 10033550994
Show all 10 rows
UPRN 10033550995
UPRN 10033550996
UPRN 10033562729
UPRN 10033562730
UPRN 10033562731
UPRN 10033562732
UPRN 10033562741
Planning
What happened?
93 planning applications across the postcode; 71 approved of 80 decided (88.8%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
1 x Robinia (T1, rear): crown reduce by 2-3 meters, leaving suitable shortened regrowth.
Basement And Ground Floor Maisonette 5 Clarendon Gardens London W9 1AY · premises record
Applic. for works to trees in CA
No objection
2026-02-02
Installation of painted timber trellis to the rear garden walls with wall lights and a free-standing painted timber bin enclosure to the front lower ground floor light-well. (Linked to 24/08538/FULL)
4 Clarendon Gardens London W9 1AY · premises record
Listed Building Consent Application
Approved
2024-12-06
Installation of painted timber trellis to the rear garden walls with wall lights and a free-standing painted timber bin enclosure to the front lower ground floor light-well. (Linked to 24/08539/LBC)
4 Clarendon Gardens London W9 1AY · premises record
Full Planning Permission Application
Approved
2024-12-06
1 x Robinia (rear): Reduce branches overhanging garden of No.4 Clarendon Gardens by approx. 2m.
5 Clarendon Gardens London W9 1AY · premises record
Applicant Mr and Ms Oliver and Isabella Baxendale and Ruddock · Agent Ela Rocha Architecture · Officer Jamie Newman
Applic. for works to trees in CA
No objection
2024-09-26
Details of new doors and windows pursuant to Condition 3 of listed building consent dated 18 July 2024 (RN: 24/03419/LBC). [Linked with 24/06099/ADFULL]
4 Clarendon Gardens London W9 1AY · premises record
Applicant Mr. And Ms. Oliver And Isabella Baxendale And Ruddock · Agent Ela Rocha Architect · Officer Stuart Croll
Approval of Details (ADLBC)
Approved
2024-09-02
Details of new doors and windows pursuant to Condition 3 of planning permission dated 18 July 2024 (RN: 24/03418/FULL). [Linked with 24/06100/ADLBC]
4 Clarendon Gardens London W9 1AY · premises record
Applicant Mr. And Ms. Oliver And Isabella Baxendale And Ruddock · Agent Ela Rocha Architect · Officer Stuart Croll
Approval of Details (Full PP)
Approved
2024-08-30
External works to include the renewal of the external stone to front and back of the property, renewal of the ground drainage outlets with addition of linear slot drains with ground level drainage direction aleration, alteration to rear garden flower bed layout, replacement of ground floor double glazed pvc window and double glazed doors to the rear and lower ground entrance door at the front. Internal works to include timber shutter refurbishment to new timber slim glazed doors, replacement of the internal floor finishes, kitchen and bathrooom renewal. replacement of the lower ground floor concrete screed, master bedroom to bathroom modern door and opening size alteration and replacement. Minor interior layout works to master ensuite/dressing room. (Linked to 24/03418/FULL)
4 Clarendon Gardens London W9 1AY · premises record
Applicant Mr. and Ms. Oliver and Isabella Baxendale and Ruddock · Agent Ela Rocha Architect · Officer Oliver Padmore
Listed Building Consent Application
Approved
2024-05-23
External works to include the renewal of the external stone to front and back of the property, renewal of the ground drainage outlets with addition of linear slot drains with ground level drainage direction aleration, alteration to rear garden flower bed layout, replacement of ground floor double glazed pvc window and double glazed doors to the rear and lower ground entrance door at the front. Internal works., internal timber shutter refurbishment to new timber slim glazed doors, replacement of the internal floor finishes, kitchen and bathrooom renewal. replacement of the lower ground floor concrete screed, master bedroom to bathroom modern door and opening size alteration and replacement. Minor interior layout works to master ensuite/dressing room. (Linked to 24/03419/LBC)
4 Clarendon Gardens London W9 1AY · premises record
Applicant Mr. and Ms. Oliver and Isabella Baxendale and Ruddock · Agent Ela Rocha Architect · Officer Oliver Padmore
Full Planning Permission Application
Approved
2024-05-23
Details of windows and doors pursuant to Condition 4 of listed building consent dated 2nd September 2022 (RN: 22/03880/LBC) (Linked with RN: 23/00822/ADFULL).
12 Clarendon Gardens London W9 1AY · premises record
Approval of Details (ADLBC)
Approved
2023-03-07
Details of external doors and windows pursuant to Condition 4 (a and b) of planning permission dated 02 September 2022 (RN: 22/03879/FULL) (Linked with RN: 23/01495/ADLBC).
12 Clarendon Gardens London W9 1AY · premises record
Approval of Details (Full PP)
Approved
2023-02-08
1 x Robinia (T1, rear): crown reduce by 2-3 meters, leaving suitable shortened regrowth.
Basement And Ground Floor Maisonette 5 Clarendon Gardens London W9 1AY · premises record
No objection
2026-02-02
More
Applic. for works to trees in CA
Installation of painted timber trellis to the rear garden walls with wall lights and a free-standing painted timber bin enclosure to the front lower ground floor light-well. (Linked to 24/08538/FULL)
4 Clarendon Gardens London W9 1AY · premises record
Approved
2024-12-06
More
Listed Building Consent Application
Installation of painted timber trellis to the rear garden walls with wall lights and a free-standing painted timber bin enclosure to the front lower ground floor light-well. (Linked to 24/08539/LBC)
4 Clarendon Gardens London W9 1AY · premises record
Approved
2024-12-06
More
Full Planning Permission Application
Show all 10 rows
1 x Robinia (rear): Reduce branches overhanging garden of No.4 Clarendon Gardens by approx. 2m.
5 Clarendon Gardens London W9 1AY · premises record
Applicant Mr and Ms Oliver and Isabella Baxendale and Ruddock · Agent Ela Rocha Architecture · Officer Jamie Newman
No objection
2024-09-26
More
Applic. for works to trees in CA
Details of new doors and windows pursuant to Condition 3 of listed building consent dated 18 July 2024 (RN: 24/03419/LBC). [Linked with 24/06099/ADFULL]
4 Clarendon Gardens London W9 1AY · premises record
Applicant Mr. And Ms. Oliver And Isabella Baxendale And Ruddock · Agent Ela Rocha Architect · Officer Stuart Croll
Approved
2024-09-02
More
Approval of Details (ADLBC)
Details of new doors and windows pursuant to Condition 3 of planning permission dated 18 July 2024 (RN: 24/03418/FULL). [Linked with 24/06100/ADLBC]
4 Clarendon Gardens London W9 1AY · premises record
Applicant Mr. And Ms. Oliver And Isabella Baxendale And Ruddock · Agent Ela Rocha Architect · Officer Stuart Croll
Approved
2024-08-30
More
Approval of Details (Full PP)
External works to include the renewal of the external stone to front and back of the property, renewal of the ground drainage outlets with addition of linear slot drains with ground level drainage direction aleration, alteration to rear garden flower bed layout, replacement of ground floor double glazed pvc window and double glazed doors to the rear and lower ground entrance door at the front. Internal works to include timber shutter refurbishment to new timber slim glazed doors, replacement of the internal floor finishes, kitchen and bathrooom renewal. replacement of the lower ground floor concrete screed, master bedroom to bathroom modern door and opening size alteration and replacement. Minor interior layout works to master ensuite/dressing room. (Linked to 24/03418/FULL)
4 Clarendon Gardens London W9 1AY · premises record
Applicant Mr. and Ms. Oliver and Isabella Baxendale and Ruddock · Agent Ela Rocha Architect · Officer Oliver Padmore
Approved
2024-05-23
More
Listed Building Consent Application
External works to include the renewal of the external stone to front and back of the property, renewal of the ground drainage outlets with addition of linear slot drains with ground level drainage direction aleration, alteration to rear garden flower bed layout, replacement of ground floor double glazed pvc window and double glazed doors to the rear and lower ground entrance door at the front. Internal works., internal timber shutter refurbishment to new timber slim glazed doors, replacement of the internal floor finishes, kitchen and bathrooom renewal. replacement of the lower ground floor concrete screed, master bedroom to bathroom modern door and opening size alteration and replacement. Minor interior layout works to master ensuite/dressing room. (Linked to 24/03419/LBC)
4 Clarendon Gardens London W9 1AY · premises record
Applicant Mr. and Ms. Oliver and Isabella Baxendale and Ruddock · Agent Ela Rocha Architect · Officer Oliver Padmore
Approved
2024-05-23
More
Full Planning Permission Application
Details of windows and doors pursuant to Condition 4 of listed building consent dated 2nd September 2022 (RN: 22/03880/LBC) (Linked with RN: 23/00822/ADFULL).
12 Clarendon Gardens London W9 1AY · premises record
Approved
2023-03-07
More
Approval of Details (ADLBC)
Details of external doors and windows pursuant to Condition 4 (a and b) of planning permission dated 02 September 2022 (RN: 22/03879/FULL) (Linked with RN: 23/01495/ADLBC).
12 Clarendon Gardens London W9 1AY · premises record
Approved
2023-02-08
More
Approval of Details (Full PP)
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 70 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Basement Development Permitted Rights Removed · reference 23/00006/REG_4 · covers 70 of 70 premises. Some normally permitted changes may require planning permission.
Conservation Area
Maida Vale · reference 08/01080/CONARA · covers 70 of 70 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Article 4 Direction Area
Article 4 Basement Development Permitted Rights Removed · reference 23/00006/REG_4 · covers 70 of 70 premises. Some normally permitted changes may require planning permission.
Conservation Area
Maida Vale · reference 08/01080/CONARA · covers 70 of 70 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 4 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 4 applications
Applicant on 4 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
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 4 applications
Development
What could it become?
Planning precedent93 applications and 95 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy23 EPC records; ratings C: 9, D: 12, 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
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.
13 intent signals recorded in this postcode
Struggling director · Portfolio seller · Charge registered · Long hold · Ageing director
Subscribe to see the signals →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.