Postcode record · Kensington And Chelsea
SW3 4UY.
SW3 4UY has 42 known premises and 56 planning records — 40 approved of 42 decided (95.2%). 14 EPC records.
Postcode SW3 4UY · boundary not held, centred on the postcodeApprovedRefusedOther62 exact3 approximate65 on the map — every match
At a glance · this postcodeKensington And Chelsea profile →
42
Premises
known addresses (UPRNs)
56
Applications
42 decided
95.2%
Approval rate
40 approved · 2 refused
14
EPC records
ratings C 4 · D 4 · E 6
65
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?
SW3 4UY has 42 known premises and 56 planning records — 40 approved of 42 decided (95.2%). 14 EPC records.
Premises (18 of 42 shown)
Name
Details
UPRN 217047019
UPRN 217056707
UPRN 217056708
UPRN 217056709
UPRN 217056710
UPRN 217056711
UPRN 217056712
UPRN 217056713
UPRN 217056714
UPRN 217056715
UPRN 217047019
UPRN 217056707
UPRN 217056708
Show all 10 rows
UPRN 217056709
UPRN 217056710
UPRN 217056711
UPRN 217056712
UPRN 217056713
UPRN 217056714
UPRN 217056715
Planning
What happened?
56 planning applications across the postcode; 40 approved of 42 decided (95.2%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Details required by Condition 13 (Construction Traffic Management Plan) of planning permission PP/25/04365 (Demolition and rebuild of the dwelling house behind a retained fa?ade to include provision of infill extensions to rear at lower ground and ground floor levels, replacement of closet wing, replacement of mansard roof, lowering of lower ground floor and vaults, replacement of all internal floors and installation of air conditioning at roof level)
8 Markham Square, London, SW3 4UY · premises record
Applicant Brasher · Officer Saima Khanom
Discharge of Conditions
Approved
2026-03-09
Demolition and rebuild of the dwelling house behind a retained fa?ade to include provision of infill extensions to rear at lower ground and ground floor levels, replacement of closet wing, replacement of mansard roof, lowering of lower ground floor and vaults, replacement of all internal floors and installation of air conditioning at roof level.
8 Markham Square, London, SW3 4UY · premises record
Applicant Brasher · Officer Lolade Williams
Planning Permission
Approved
2025-07-11
Prune 1 x Horse Chestnut (rear)
6 Markham Square, London, SW3 4UY · premises record
Applicant Margerrison · Officer Angus Morrison
Prune
No objection
2024-12-11
FELL 1x Pittosporum
7 Markham Square, London, SW3 4UY · premises record
Applicant J Margerrison · Officer James Burton
Fell
No objection
2024-09-05
Removal of a section of roof from an existing flat roof extension to create an outside yard area. Removal of existing skylight. Installation of two new skylights with lower projection. Brick up window facing neighbours garden.
Ground Floor Flat, 9 Markham Square, London, SW3 4YU · premises record
Applicant Willson · Officer Lolade Williams
Planning Permission
Approved
2024-07-29
EDD - 15/02/22Prune x 1 blue gum (eucalyptus globulus)
13 Markham Square, London, SW3 4UY · premises record
Applicant Tarling · Officer James Burton
Prune
No objection
2022-01-25
Prune 1 x Ginko biloba tree in garden square.
13 Markham Square, London, SW3 4UY · premises record
Applicant Tarling · Officer Angus Morrison
Prune
Approved
2021-05-06
Prune 1x Mimossa
13 Markham Square, London, SW3 4UY · premises record
Applicant Tarling · Officer Jessica Stocks
Prune
Approved
2020-04-20
Installation of split air conditioning system with single condenser mounted in bespoke acoustic enclosure in rear patio area
7 Markham Square, London, SW3 4UY · premises record
Applicant Chmiel · Officer Amy Williams
Planning Permission
Approved
2019-10-23
Installation of split air conditioning system with single condenser mounted in bespoke acoustic enclosure in patio area***WITHDRAWN***
7 Markham Square, London, SW3 4UY · premises record
Planning Permission
Withdrawn
2019-09-02
Details required by Condition 13 (Construction Traffic Management Plan) of planning permission PP/25/04365 (Demolition and rebuild of the dwelling house behind a retained fa?ade to include provision of infill extensions to rear at lower ground and ground floor levels, replacement of closet wing, replacement of mansard roof, lowering of lower ground floor and vaults, replacement of all internal floors and installation of air conditioning at roof level)
8 Markham Square, London, SW3 4UY · premises record
Applicant Brasher · Officer Saima Khanom
Approved
2026-03-09
More
Discharge of Conditions
Demolition and rebuild of the dwelling house behind a retained fa?ade to include provision of infill extensions to rear at lower ground and ground floor levels, replacement of closet wing, replacement of mansard roof, lowering of lower ground floor and vaults, replacement of all internal floors and installation of air conditioning at roof level.
8 Markham Square, London, SW3 4UY · premises record
Applicant Brasher · Officer Lolade Williams
Approved
2025-07-11
More
Planning Permission
Prune 1 x Horse Chestnut (rear)
6 Markham Square, London, SW3 4UY · premises record
Applicant Margerrison · Officer Angus Morrison
No objection
2024-12-11
More
Prune
Show all 10 rows
FELL 1x Pittosporum
7 Markham Square, London, SW3 4UY · premises record
Applicant J Margerrison · Officer James Burton
No objection
2024-09-05
More
Fell
Removal of a section of roof from an existing flat roof extension to create an outside yard area. Removal of existing skylight. Installation of two new skylights with lower projection. Brick up window facing neighbours garden.
Ground Floor Flat, 9 Markham Square, London, SW3 4YU · premises record
Applicant Willson · Officer Lolade Williams
Approved
2024-07-29
More
Planning Permission
EDD - 15/02/22Prune x 1 blue gum (eucalyptus globulus)
13 Markham Square, London, SW3 4UY · premises record
Applicant Tarling · Officer James Burton
No objection
2022-01-25
More
Prune
Prune 1 x Ginko biloba tree in garden square.
13 Markham Square, London, SW3 4UY · premises record
Applicant Tarling · Officer Angus Morrison
Approved
2021-05-06
More
Prune
Prune 1x Mimossa
13 Markham Square, London, SW3 4UY · premises record
Applicant Tarling · Officer Jessica Stocks
Approved
2020-04-20
More
Prune
Installation of split air conditioning system with single condenser mounted in bespoke acoustic enclosure in rear patio area
7 Markham Square, London, SW3 4UY · premises record
Applicant Chmiel · Officer Amy Williams
Approved
2019-10-23
More
Planning Permission
Installation of split air conditioning system with single condenser mounted in bespoke acoustic enclosure in patio area***WITHDRAWN***
7 Markham Square, London, SW3 4UY · premises record
Withdrawn
2019-09-02
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 42 premises each one covers.
Designation
Coverage
Conservation Area
Chelsea · reference 27 · covers 42 of 42 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Tree Preservation Zone
Named designation not supplied · reference 27 · covers 42 of 42 premises. Protected-tree works may require consent or formal notice.
Article 4 Direction Area
Article 4 - No 100 · reference 79 · covers 42 of 42 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Article 4 - No 106 · reference 1286 · covers 4 of 42 premises. Some normally permitted changes may require planning permission.
Conservation Area
Chelsea · reference 27 · covers 42 of 42 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Tree Preservation Zone
Named designation not supplied · reference 27 · covers 42 of 42 premises. Protected-tree works may require consent or formal notice.
Article 4 Direction Area
Article 4 - No 100 · reference 79 · covers 42 of 42 premises. Some normally permitted changes may require planning permission.
Show all 4 rows
Article 4 Direction Area
Article 4 - No 106 · reference 1286 · covers 4 of 42 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 3 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Applicant on 3 applications
Applicant on 2 applications
Applicant on 1 application
Show all 10 rows
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Development
What could it become?
Planning precedent56 applications and 65 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy14 EPC records; ratings C: 4, D: 4, E: 6.
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.
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.