Postcode record · Kensington And Chelsea
SW3 3JX.
SW3 3JX has 4 known premises and 11 planning records — 3 approved of 6 decided (50%). 4 EPC records.
Postcode SW3 3JX · boundary not held, centred on the postcodeApprovedRefusedOther11 exact11 on the map — every match
At a glance · this postcodeKensington And Chelsea profile →
4
Premises
known addresses (UPRNs)
11
Applications
6 decided
50%
Approval rate
3 approved · 3 refused
4
EPC records
ratings D 4
11
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 3JX has 4 known premises and 11 planning records — 3 approved of 6 decided (50%). 4 EPC records.
Premises
Name
Details
UPRN 217056703
UPRN 217056704
UPRN 217056705
UPRN 217056706
UPRN 217056703
UPRN 217056704
UPRN 217056705
Show all 4 rows
UPRN 217056706
Planning
What happened?
11 planning applications across the postcode; 3 approved of 6 decided (50%). Latest 11 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Prune 1x Lime tree (Tilia spp) in rear garden
3 Markham Place, London, SW3 3JX · premises record
Applicant Soler · Officer Angus Morrison
Prune
No objection
2022-08-04
Fell 1 x Sycamore (front)
3 Markham Place, London, SW3 3JX · premises record
Applicant Soler · Officer Angus Morrison
Fell
No objection
2022-07-25
Prune 1 x Sycamore; Prune 1 x Sycamore and 1 x Lime (neighbouring garden)
3 Markham Place, London, SW3 3JX · premises record
Applicant Soler · Officer Angus Morrison
Prune
No objection
2021-03-15
Construction of a roof terrace with associated railings at main roof level, squaring off of pitched roof to rear at first floor level and erection of a single storey rear extension (rear extension consented under PP/15/06175)
3 Markham Place, London, SW3 3JX · premises record
Planning Permission
Refused
2016-03-09
Erection of an additional storey at main roof level and reconfiguration of windows on front and rear elevations.
3 Markham Place, London, SW3 3JX · premises record
Planning Permission
Refused
2016-02-19
Rebuilding of front porch with an extension on first floor level. Reconfiguration of fenestration to front elevation.
3 Markham Place, London, SW3 3JX · premises record
Planning Permission
Approved
2016-01-13
Erection of additional storey at main roof level and reconfiguration of windows on front and rear elevations *** WITHDRAWN***
3 Markham Place, London, SW3 3JX · premises record
Planning Permission
Withdrawn
2015-11-30
Provision of a single storey basement below footprint of property (Certificate of Lawful Proposed Use/Development)
3 Markham Place, London, SW3 3JX · premises record
Certificates Lawful Proposed Use or Dev.
Approved
2015-11-16
Erection of ground floor front extension and part first floor front extension
3 Markham Place, London, SW3 3JX · premises record
Planning Permission
Refused
2015-10-29
Erection of single storey rear extension at ground floor level and provision of enlarged window at rear first floor level
3 Markham Place, London, SW3 3JX · premises record
Planning Permission
Approved
2015-09-29
Prune 1x Lime tree (Tilia spp) in rear garden
3 Markham Place, London, SW3 3JX · premises record
Applicant Soler · Officer Angus Morrison
No objection
2022-08-04
More
Prune
Fell 1 x Sycamore (front)
3 Markham Place, London, SW3 3JX · premises record
Applicant Soler · Officer Angus Morrison
No objection
2022-07-25
More
Fell
Prune 1 x Sycamore; Prune 1 x Sycamore and 1 x Lime (neighbouring garden)
3 Markham Place, London, SW3 3JX · premises record
Applicant Soler · Officer Angus Morrison
No objection
2021-03-15
More
Prune
Show all 10 rows
Construction of a roof terrace with associated railings at main roof level, squaring off of pitched roof to rear at first floor level and erection of a single storey rear extension (rear extension consented under PP/15/06175)
3 Markham Place, London, SW3 3JX · premises record
Refused
2016-03-09
More
Planning Permission
Erection of an additional storey at main roof level and reconfiguration of windows on front and rear elevations.
3 Markham Place, London, SW3 3JX · premises record
Refused
2016-02-19
More
Planning Permission
Rebuilding of front porch with an extension on first floor level. Reconfiguration of fenestration to front elevation.
3 Markham Place, London, SW3 3JX · premises record
Approved
2016-01-13
More
Planning Permission
Erection of additional storey at main roof level and reconfiguration of windows on front and rear elevations *** WITHDRAWN***
3 Markham Place, London, SW3 3JX · premises record
Withdrawn
2015-11-30
More
Planning Permission
Provision of a single storey basement below footprint of property (Certificate of Lawful Proposed Use/Development)
3 Markham Place, London, SW3 3JX · premises record
Approved
2015-11-16
More
Certificates Lawful Proposed Use or Dev.
Erection of ground floor front extension and part first floor front extension
3 Markham Place, London, SW3 3JX · premises record
Refused
2015-10-29
More
Planning Permission
Erection of single storey rear extension at ground floor level and provision of enlarged window at rear first floor level
3 Markham Place, London, SW3 3JX · premises record
Approved
2015-09-29
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 4 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 - No 100 · reference 79 · covers 4 of 4 premises. Some normally permitted changes may require planning permission.
Conservation Area
Chelsea · reference 27 · covers 3 of 4 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Tree Preservation Zone
Named designation not supplied · reference 27 · covers 3 of 4 premises. Protected-tree works may require consent or formal notice.
Article 4 Direction Area
Article 4 - No 100 · reference 79 · covers 4 of 4 premises. Some normally permitted changes may require planning permission.
Conservation Area
Chelsea · reference 27 · covers 3 of 4 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Tree Preservation Zone
Named designation not supplied · reference 27 · covers 3 of 4 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 11 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 3 applications
Case officer on 3 applications
Applicant on 3 applications
Case officer on 3 applications
Development
What could it become?
Planning precedent11 applications and 11 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy4 EPC records; ratings D: 4.
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.