Postcode record · Kensington And Chelsea
SW3 4BX.
SW3 4BX has 51 known premises and 58 planning records — 45 approved of 49 decided (91.8%). 26 EPC records.
Postcode SW3 4BX · boundary not held, centred on the postcodeApprovedRefusedOther58 exact58 on the map — every match
At a glance · this postcodeKensington And Chelsea profile →
51
Premises
known addresses (UPRNs)
58
Applications
49 decided
91.8%
Approval rate
45 approved · 4 refused
26
EPC records
ratings C 10 · D 15 · E 1
58
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 4BX has 51 known premises and 58 planning records — 45 approved of 49 decided (91.8%). 26 EPC records.
Premises (18 of 51 shown)
Name
Details
UPRN 217073169
UPRN 217073170
UPRN 217073171
UPRN 217073173
UPRN 217073174
UPRN 217073175
UPRN 217073176
UPRN 217073177
UPRN 217073178
UPRN 217073169
UPRN 217073170
UPRN 217073171
Show all 10 rows
UPRN 217073173
UPRN 217073174
UPRN 217073175
UPRN 217073176
UPRN 217073177
UPRN 217073178
Planning
What happened?
58 planning applications across the postcode; 45 approved of 49 decided (91.8%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Extension of lower ground floor flat to create a small orangery over part of rear garden.
30A Redburn Street, London, SW3 4BX · premises record
Applicant G Bownes · Officer Elisha Belfon Thompson
Planning Permission
Approved
2025-11-10
Installation of a new external staircase connecting lower ground floor to external footpath at front of house
28 Redburn Street, London, SW3 4BX · premises record
Applicant Tarasov · Officer Neville Palmer
Planning Permission
Approved
2024-03-19
Replacement and widening door to access top floor terrace.
First/second Floor Flat, 34 Redburn Street, London, SW3 4BX · premises record
Applicant Cottrell · Officer Alison Long
Planning Permission
Approved
2021-11-24
Details required by conditions 7 (construction traffic management plan), 8 (appointed engineer) and 9 (considerate constructors scheme membership certificate) of planning permission 18/01237 (creation of single storey basement level under footprint of main house, formation of side infill extension additions at lower ground and upper ground floor levels, creation of external metal staircase connecting upper ground floor to rear garden, reorganization of rear elevation windows/ glazed doors at upper ground level, introduction of sliding doors at lower ground floor level, introduction of one walk on rooflight at second floor terrace level, introduction of acoustic housing and perimeter treatment within existing front vaults for air conditioning condensers)
28 Redburn Street, London, SW3 4BX · premises record
Discharge of Conditions
Approved
2019-01-22
Details required by condition 4 (CTMP) of planning permission 18/01919 (Creation of basement level extension and covered lightwell from lower ground floor. Alterations to steps at lower ground front lightwell. Lowering of central window of front bay at lower ground floor level.)
18 Redburn Street, London, SW3 4BX · premises record
Discharge of Conditions
Approved
2018-06-21
Creation of basement level extension and covered lightwell from lower ground floor. Alterations to steps at lower ground front lightwell. Lowering of central window of front bay at lower ground floor level.
18 Redburn Street, London, SW3 4BX · premises record
Planning Permission
Approved
2018-04-04
Creation of single storey basement level under footprint of main house, formation of side infill extension additions at lower ground and upper ground floor levels, creation of external metal staircase connecting upper ground floor to rear garden, reorganization of rear elevation windows/ glazed doors at upper ground level, introduction of sliding doors at lower ground floor level, introduction of one walk on rooflight at second floor terrace level, introduction of acoustic housing and perimeter treatment within existing front vaults for air conditioning condensers
28 Redburn Street, London, SW3 4BX · premises record
Planning Permission
Approved
2018-02-27
Creation of basement level extension and covered lightwell from lower ground floor. Alterations to steps at lower ground front lightwell. Lowering of central window of front bay at lower ground floor level. ** WITHDRAWN**
18 Redburn Street, London, SW3 4BX · premises record
Planning Permission
Withdrawn
2018-01-23
Details required by condition 3 (CTMP) and 4 (Professional management of engineering works) of planning permission 17/04727(Excavation of front and rear gardens to form lightwells in conjunction with creation of basement. Extension to side return to align lower ground floor rear elevation, with new rooflight over. Insertion of timber doors to rear elevation at lower ground floor, door to roof terrace and rooflights to rear roof slope. Internal alterations to upper floors.) of planning permission
12 Redburn Street, London, SW3 4BX · premises record
Discharge of Conditions
Approved
2017-10-05
Excavation of front and rear gardens to form lightwells in conjunction with creation of basement. Extension to side return to align lower ground floor rear elevation, with new rooflight over. Insertion of timber doors to rear elevation at lower ground floor, door to roof terrace and rooflights to rear roof slope. Internal alterations to upper floors.
12 Redburn Street, London, SW3 4BX · premises record
Planning Permission
Approved
2017-07-19
Extension of lower ground floor flat to create a small orangery over part of rear garden.
30A Redburn Street, London, SW3 4BX · premises record
Applicant G Bownes · Officer Elisha Belfon Thompson
Approved
2025-11-10
More
Planning Permission
Installation of a new external staircase connecting lower ground floor to external footpath at front of house
28 Redburn Street, London, SW3 4BX · premises record
Applicant Tarasov · Officer Neville Palmer
Approved
2024-03-19
More
Planning Permission
Replacement and widening door to access top floor terrace.
First/second Floor Flat, 34 Redburn Street, London, SW3 4BX · premises record
Applicant Cottrell · Officer Alison Long
Approved
2021-11-24
More
Planning Permission
Show all 10 rows
Details required by conditions 7 (construction traffic management plan), 8 (appointed engineer) and 9 (considerate constructors scheme membership certificate) of planning permission 18/01237 (creation of single storey basement level under footprint of main house, formation of side infill extension additions at lower ground and upper ground floor levels, creation of external metal staircase connecting upper ground floor to rear garden, reorganization of rear elevation windows/ glazed doors at upper ground level, introduction of sliding doors at lower ground floor level, introduction of one walk on rooflight at second floor terrace level, introduction of acoustic housing and perimeter treatment within existing front vaults for air conditioning condensers)
28 Redburn Street, London, SW3 4BX · premises record
Approved
2019-01-22
More
Discharge of Conditions
Details required by condition 4 (CTMP) of planning permission 18/01919 (Creation of basement level extension and covered lightwell from lower ground floor. Alterations to steps at lower ground front lightwell. Lowering of central window of front bay at lower ground floor level.)
18 Redburn Street, London, SW3 4BX · premises record
Approved
2018-06-21
More
Discharge of Conditions
Creation of basement level extension and covered lightwell from lower ground floor. Alterations to steps at lower ground front lightwell. Lowering of central window of front bay at lower ground floor level.
18 Redburn Street, London, SW3 4BX · premises record
Approved
2018-04-04
More
Planning Permission
Creation of single storey basement level under footprint of main house, formation of side infill extension additions at lower ground and upper ground floor levels, creation of external metal staircase connecting upper ground floor to rear garden, reorganization of rear elevation windows/ glazed doors at upper ground level, introduction of sliding doors at lower ground floor level, introduction of one walk on rooflight at second floor terrace level, introduction of acoustic housing and perimeter treatment within existing front vaults for air conditioning condensers
28 Redburn Street, London, SW3 4BX · premises record
Approved
2018-02-27
More
Planning Permission
Creation of basement level extension and covered lightwell from lower ground floor. Alterations to steps at lower ground front lightwell. Lowering of central window of front bay at lower ground floor level. ** WITHDRAWN**
18 Redburn Street, London, SW3 4BX · premises record
Withdrawn
2018-01-23
More
Planning Permission
Details required by condition 3 (CTMP) and 4 (Professional management of engineering works) of planning permission 17/04727(Excavation of front and rear gardens to form lightwells in conjunction with creation of basement. Extension to side return to align lower ground floor rear elevation, with new rooflight over. Insertion of timber doors to rear elevation at lower ground floor, door to roof terrace and rooflights to rear roof slope. Internal alterations to upper floors.) of planning permission
12 Redburn Street, London, SW3 4BX · premises record
Approved
2017-10-05
More
Discharge of Conditions
Excavation of front and rear gardens to form lightwells in conjunction with creation of basement. Extension to side return to align lower ground floor rear elevation, with new rooflight over. Insertion of timber doors to rear elevation at lower ground floor, door to roof terrace and rooflights to rear roof slope. Internal alterations to upper floors.
12 Redburn Street, London, SW3 4BX · premises record
Approved
2017-07-19
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 51 premises each one covers.
Designation
Coverage
Conservation Area
Royal Hospital · reference 29 · covers 51 of 51 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Tree Preservation Zone
Named designation not supplied · reference 29 · covers 51 of 51 premises. Protected-tree works may require consent or formal notice.
Article 4 Direction Area
Article 4 - No 100 · reference 79 · covers 51 of 51 premises. Some normally permitted changes may require planning permission.
Conservation Area
Royal Hospital · reference 29 · covers 51 of 51 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Tree Preservation Zone
Named designation not supplied · reference 29 · covers 51 of 51 premises. Protected-tree works may require consent or formal notice.
Article 4 Direction Area
Article 4 - No 100 · reference 79 · covers 51 of 51 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 1 application
Applicant on 1 application
Applicant on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Show all 6 rows
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Development
What could it become?
Planning precedent58 applications and 58 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy26 EPC records; ratings C: 10, D: 15, E: 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
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?
How long would a planning application take here? →
Kensington And Chelsea's real decision times and approval rates, measured from the record — not the statutory target.
Why do applications around here get refused? →
The most common refusal grounds in Kensington And Chelsea, by year and scheme type — the risks to know before applying.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.