Postcode record · Kensington And Chelsea
SW1W 8NW.
SW1W 8NW has 5 known premises and 9 planning records — 2 approved of 2 decided (100%). 2 EPC records.
Postcode SW1W 8NW · boundary not held, centred on the postcodeApprovedRefusedOther9 on the map — every match
At a glance · this postcodeKensington And Chelsea profile →
5
Premises
known addresses (UPRNs)
9
Applications
2 decided
100%
Approval rate
2 approved · 0 refused
2
EPC records
ratings E 1 · F 1
9
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?
SW1W 8NW has 5 known premises and 9 planning records — 2 approved of 2 decided (100%). 2 EPC records.
Premises
Name
Details
UPRN 217038231
UPRN 217038232
UPRN 217038233
UPRN 217103323
UPRN 217114174
UPRN 217038231
UPRN 217038232
UPRN 217038233
Show all 5 rows
UPRN 217103323
UPRN 217114174
Planning
What happened?
9 planning applications across the postcode; 2 approved of 2 decided (100%). Latest 9 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Alterations to provide new windows, doors and rooflights (Certificate of Lawful Proposed Use/Development)
1 Holbein Mews, London, SW1W 8NW · premises record
Applicant Allison · Officer Dean Gibson
Certificates Lawful Proposed Use or Dev.
Approved
2026-04-20
Removal of chimney (Certificate of Lawful Proposed Use/Development)
1 Holbein Mews, London, SW1W 8NW · premises record
Applicant Sylvester · Officer Michael Robertson (Planner Role)
Certificates Lawful Proposed Use or Dev.
Pre-Determination Stage
2026-04-17
Replacement of rear lean-to roof above ground floor unit, with timber framed, insulated, natural Welsh Penrhyn slate coverings with lead flashings and gutter, inset with 6 no. Velux windows (780mm x 1140mm).
Ground Floor, 5 Holbein Mews, London, SW1W 8NW · premises record
Applicant Not disclosed · Officer Saima Iqbal
Planning Permission
Approved
2024-06-05
Formation of single storey basement under the property, creation of ligthwell to rear from first floor level.
3 Holbein Mews, London, SW1W 8NW · premises record
—
Unknown
—
Minor internal alterations on all floors and addition of rear extension ***WITHDRAWN***
3 Holbein Mews, London, SW1W 8NW · premises record
—
Unknown
—
Construction of rear extension, installation of front and rear dormers, new window and replacement windows and doors to front elevation.
3 Holbein Mews, London, SW1W 8NW · premises record
—
Unknown
—
Alterations to roof, replacement and installation of new windows, rooflights and doors and rear wall.
3 Holbein Mews, London, SW1W 8NW · premises record
—
Unknown
—
Details required by conditions 4 (CTMP) and 5 (Professional management of engineering works) of planning permission 14/04713(Formation of single storey basement under the property, creation of ligthwell to rear from first floor level).
3 Holbein Mews, London, SW1W 8NW · premises record
—
Unknown
—
Installation of air conditioning unit to flat roof at rear 2nd floor level
3 Holbein Mews, London, SW1W 8NW · premises record
—
Unknown
—
Alterations to provide new windows, doors and rooflights (Certificate of Lawful Proposed Use/Development)
1 Holbein Mews, London, SW1W 8NW · premises record
Applicant Allison · Officer Dean Gibson
Approved
2026-04-20
More
Certificates Lawful Proposed Use or Dev.
Removal of chimney (Certificate of Lawful Proposed Use/Development)
1 Holbein Mews, London, SW1W 8NW · premises record
Applicant Sylvester · Officer Michael Robertson (Planner Role)
Pre-Determination Stage
2026-04-17
More
Certificates Lawful Proposed Use or Dev.
Replacement of rear lean-to roof above ground floor unit, with timber framed, insulated, natural Welsh Penrhyn slate coverings with lead flashings and gutter, inset with 6 no. Velux windows (780mm x 1140mm).
Ground Floor, 5 Holbein Mews, London, SW1W 8NW · premises record
Applicant Not disclosed · Officer Saima Iqbal
Approved
2024-06-05
More
Planning Permission
Show all 9 rows
Formation of single storey basement under the property, creation of ligthwell to rear from first floor level.
3 Holbein Mews, London, SW1W 8NW · premises record
Unknown
—
More
—
Minor internal alterations on all floors and addition of rear extension ***WITHDRAWN***
3 Holbein Mews, London, SW1W 8NW · premises record
Unknown
—
More
—
Construction of rear extension, installation of front and rear dormers, new window and replacement windows and doors to front elevation.
3 Holbein Mews, London, SW1W 8NW · premises record
Unknown
—
More
—
Alterations to roof, replacement and installation of new windows, rooflights and doors and rear wall.
3 Holbein Mews, London, SW1W 8NW · premises record
Unknown
—
More
—
Details required by conditions 4 (CTMP) and 5 (Professional management of engineering works) of planning permission 14/04713(Formation of single storey basement under the property, creation of ligthwell to rear from first floor level).
3 Holbein Mews, London, SW1W 8NW · premises record
Unknown
—
More
—
Installation of air conditioning unit to flat roof at rear 2nd floor level
3 Holbein Mews, London, SW1W 8NW · premises record
Unknown
—
More
—
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 5 premises each one covers.
Designation
Coverage
Conservation Area
Sloane Square · reference 22 · covers 5 of 5 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Article 4 Direction Area
Article 4 - No 100 · reference 79 · covers 5 of 5 premises. Some normally permitted changes may require planning permission.
Tree Preservation Zone
Named designation not supplied · reference 22 · covers 5 of 5 premises. Protected-tree works may require consent or formal notice.
Conservation Area
Sloane Square · reference 22 · covers 5 of 5 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Article 4 Direction Area
Article 4 - No 100 · reference 79 · covers 5 of 5 premises. Some normally permitted changes may require planning permission.
Tree Preservation Zone
Named designation not supplied · reference 22 · covers 5 of 5 premises. Protected-tree works may require consent or formal notice.
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 9 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 precedent9 applications and 9 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy2 EPC records; ratings E: 1, 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
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.
3 intent signals recorded in this postcode
Ageing director · Portfolio seller · EPC F/G
Subscribe to see the signals →Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.