Postcode record · Kensington And Chelsea
W11 3AG.
W11 3AG has 28 known premises and 85 planning records — 60 approved of 69 decided (87%). 17 EPC records.
Postcode W11 3AG · boundary not held, centred on the postcodeApprovedRefusedOther91 exact91 on the map — every match
At a glance · this postcodeKensington And Chelsea profile →
28
Premises
known addresses (UPRNs)
85
Applications
69 decided
87%
Approval rate
60 approved · 9 refused
17
EPC records
ratings C 6 · D 6 · E 5
91
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?
W11 3AG has 28 known premises and 85 planning records — 60 approved of 69 decided (87%). 17 EPC records.
Premises (18 of 28 shown)
Name
Details
UPRN 217051849
UPRN 217051850
UPRN 217051851
UPRN 217051853
UPRN 217051854
UPRN 217051855
UPRN 217051856
UPRN 217051857
UPRN 217051858
UPRN 217051849
UPRN 217051850
UPRN 217051851
Show all 10 rows
UPRN 217051853
UPRN 217051854
UPRN 217051855
UPRN 217051856
UPRN 217051857
UPRN 217051858
Planning
What happened?
85 planning applications across the postcode; 60 approved of 69 decided (87%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Provision of lead flashing to parapet/cornice lines and painting of windows and existing painted areas of the building in soft white (Certificate of Proposed Use/Development)
27 Lansdowne Road, London, W11 3AG · premises record
Applicant Dyson Paley · Officer Michael Robertson (Planner Role)
Certificates Lawful Proposed Use or Dev.
Pre-Determination Stage
2026-05-19
Non-material amendment to planning permission PP/21/00499 to amend the wording of conditions 3 (materials - to match existing) and 4 (sash windows and doors in painted timber).
27 Lansdowne Road, London, W11 3AG · premises record
Applicant E Dyson Paley · Officer Ronaldo Colalillo
Non-Material Amendments
Validated and Registered
2026-05-14
Details required by Condition 6 (Trees and Landscaping) of planning permission PP/24/04650 (Removal of non-original garage and bedroom at ground floor level. Extension of closet wing outwards by 700 mm and set back 3000 mm from front facade of house. Rebuilding of front garden wall with fair face brick. Relocation of external front stairs down to lower ground floor. Construction of 16 m2 extension at lower ground floor to connect the existing spaces under the front garden. Rear infill extension at lower ground floor level)
19 Lansdowne Road, London, W11 3AG · premises record
Applicant Siverson · Officer Saima Khanom
Discharge of Conditions
Approved
2026-03-02
Prune 1 x London Plane
Gardens Lansdowne Walk, St John's Gardens, London · premises record
Applicant Griff · Officer Angus Morrison
Prune
Approved
2025-10-29
Details required by condition 3 (Construction Traffic Management Plan (CTMP)) of planning permission 24/06985 (Construction of basement level; and provision of 3no. light wells at lower ground floor)
19 Lansdowne Road, London, W11 3AG · premises record
Applicant Siverson · Officer McKenzie Quigg
Discharge of Conditions
Approved
2025-04-23
Permission to extend previously consented side extension forward towards street by 2,475 mm
19 Lansdowne Road, London, W11 3AG · premises record
Planning Permission
Refused
2024-11-01
Construction of basement level; and provision of 3no. light wells at lower ground floor
19 Lansdowne Road, London, W11 3AG · premises record
Applicant D Siverson · Officer Ida Faal
Planning Permission
Approved
2024-10-24
Construction of basement level; and provision of 3no. light wells at lower ground floor
19 Lansdowne Road, London, W11 3AG · premises record
Applicant D Siverson · Officer McKenzie Quigg
Planning Permission
Withdrawn
2024-08-21
Prune 1 x London Plane (Platanus x hispanica) and 1 x Robinia (Robinia pseudoacacia)
Gardens Lansdowne Walk, St John's Gardens, London · premises record
Applicant Scott · Officer Angus Morrison
Prune
Approved
2024-07-18
Removal of non-original garage and bedroom at ground floor level. Extension of closet wing outwards by 700 mm and set back 3000 mm from front facade of house. Rebuilding of front garden wall with fair face brick. Relocation of external front stairs down to lower ground floor. Construction of 16 m2 extension at lower ground floor to connect the existing spaces under the front garden. Rear infill extension at lower ground floor level.
19 Lansdowne Road, London, W11 3AG · premises record
Planning Permission
Approved
2024-07-04
Provision of lead flashing to parapet/cornice lines and painting of windows and existing painted areas of the building in soft white (Certificate of Proposed Use/Development)
27 Lansdowne Road, London, W11 3AG · premises record
Applicant Dyson Paley · Officer Michael Robertson (Planner Role)
Pre-Determination Stage
2026-05-19
More
Certificates Lawful Proposed Use or Dev.
Non-material amendment to planning permission PP/21/00499 to amend the wording of conditions 3 (materials - to match existing) and 4 (sash windows and doors in painted timber).
27 Lansdowne Road, London, W11 3AG · premises record
Applicant E Dyson Paley · Officer Ronaldo Colalillo
Validated and Registered
2026-05-14
More
Non-Material Amendments
Details required by Condition 6 (Trees and Landscaping) of planning permission PP/24/04650 (Removal of non-original garage and bedroom at ground floor level. Extension of closet wing outwards by 700 mm and set back 3000 mm from front facade of house. Rebuilding of front garden wall with fair face brick. Relocation of external front stairs down to lower ground floor. Construction of 16 m2 extension at lower ground floor to connect the existing spaces under the front garden. Rear infill extension at lower ground floor level)
19 Lansdowne Road, London, W11 3AG · premises record
Applicant Siverson · Officer Saima Khanom
Approved
2026-03-02
More
Discharge of Conditions
Show all 10 rows
Prune 1 x London Plane
Gardens Lansdowne Walk, St John's Gardens, London · premises record
Applicant Griff · Officer Angus Morrison
Approved
2025-10-29
More
Prune
Details required by condition 3 (Construction Traffic Management Plan (CTMP)) of planning permission 24/06985 (Construction of basement level; and provision of 3no. light wells at lower ground floor)
19 Lansdowne Road, London, W11 3AG · premises record
Applicant Siverson · Officer McKenzie Quigg
Approved
2025-04-23
More
Discharge of Conditions
Permission to extend previously consented side extension forward towards street by 2,475 mm
19 Lansdowne Road, London, W11 3AG · premises record
Refused
2024-11-01
More
Planning Permission
Construction of basement level; and provision of 3no. light wells at lower ground floor
19 Lansdowne Road, London, W11 3AG · premises record
Applicant D Siverson · Officer Ida Faal
Approved
2024-10-24
More
Planning Permission
Construction of basement level; and provision of 3no. light wells at lower ground floor
19 Lansdowne Road, London, W11 3AG · premises record
Applicant D Siverson · Officer McKenzie Quigg
Withdrawn
2024-08-21
More
Planning Permission
Prune 1 x London Plane (Platanus x hispanica) and 1 x Robinia (Robinia pseudoacacia)
Gardens Lansdowne Walk, St John's Gardens, London · premises record
Applicant Scott · Officer Angus Morrison
Approved
2024-07-18
More
Prune
Removal of non-original garage and bedroom at ground floor level. Extension of closet wing outwards by 700 mm and set back 3000 mm from front facade of house. Rebuilding of front garden wall with fair face brick. Relocation of external front stairs down to lower ground floor. Construction of 16 m2 extension at lower ground floor to connect the existing spaces under the front garden. Rear infill extension at lower ground floor level.
19 Lansdowne Road, London, W11 3AG · premises record
Approved
2024-07-04
More
Planning Permission
Building control
Building-control records are not yet collected for Kensington And Chelsea — 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 28 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 - No 100 · reference 79 · covers 28 of 28 premises. Some normally permitted changes may require planning permission.
Tree Preservation Zone
Named designation not supplied · reference 3 · covers 28 of 28 premises. Protected-tree works may require consent or formal notice.
Conservation Area
Ladbroke · reference 3 · covers 28 of 28 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Article 4 Direction Area
Article 4 - No 41 · reference 21 · covers 27 of 28 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Article 4 - No 68 · reference 83 · covers 27 of 28 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Article 4 - No 100 · reference 79 · covers 28 of 28 premises. Some normally permitted changes may require planning permission.
Tree Preservation Zone
Named designation not supplied · reference 3 · covers 28 of 28 premises. Protected-tree works may require consent or formal notice.
Conservation Area
Ladbroke · reference 3 · covers 28 of 28 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Show all 5 rows
Article 4 Direction Area
Article 4 - No 41 · reference 21 · covers 27 of 28 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Article 4 - No 68 · reference 83 · covers 27 of 28 premises. Some normally permitted changes may require planning permission.
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 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 4 applications
Applicant on 2 applications
Applicant on 2 applications
Show all 10 rows
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Development
What could it become?
Planning precedent85 applications and 91 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy17 EPC records; ratings C: 6, D: 6, E: 5.
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.
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.