Planning Atlas
AtlasPostcodeSW1X9AG
Dev
Session
Tier
Planning AtlasKensington And ChelseaRoyal Hospital wardSW1X 9AG
Postcode record · Kensington And Chelsea

SW1X 9AG.

SW1X 9AG has 17 known premises and 2 planning records — 2 approved of 2 decided (100%). 12 EPC records.

Postcode SW1X 9AG · boundary not held, centred on the postcodeApprovedRefusedOther2 on the map — every match
At a glance · this postcodeKensington And Chelsea profile →
17
Premises
known addresses (UPRNs)
2
Applications
2 decided
100%
Approval rate
2 approved · 0 refused
72 days
Median decision time
average 72 days · 2 dated decisions
12
EPC records
ratings C 7 · D 5
2
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?

SW1X 9AG has 17 known premises and 2 planning records — 2 approved of 2 decided (100%). 12 EPC records.

Premises

Planning

What happened?

2 planning applications across the postcode; 2 approved of 2 decided (100%). Latest 2 shown.

Reference
Proposal · address
Type
Outcome
Date · distance
Replacement of 1 front dormer with 1 wider dormer.
Flat 12, Sloane Gate Mansions, D'oyley Street, London, SW1X 9AG · premises record
Planning Permission
Approved
2014-03-25
Replace existing 2no. dormer windows with 3no. dormer windows on rear elevation
Flat 12, Sloane Gate Mansions, D'oyley Street, London, SW1X 9AG · premises record
Planning Permission
Approved
2014-03-18
Replacement of 1 front dormer with 1 wider dormer.
Flat 12, Sloane Gate Mansions, D'oyley Street, London, SW1X 9AG · premises record
Approved
2014-03-25
More
Planning Permission
Replace existing 2no. dormer windows with 3no. dormer windows on rear elevation
Flat 12, Sloane Gate Mansions, D'oyley Street, London, SW1X 9AG · premises record
Approved
2014-03-18
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 17 premises each one covers.

Designation
Coverage
Article 4 Direction Area
Article 4 - No 100 · reference 79 · covers 17 of 17 premises. Some normally permitted changes may require planning permission.
Tree Preservation Zone
Named designation not supplied · reference 22 · covers 17 of 17 premises. Protected-tree works may require consent or formal notice.
Conservation Area
Sloane Square · reference 22 · covers 17 of 17 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Article 4 Direction Area
Article 4 - No 100 · reference 79 · covers 17 of 17 premises. Some normally permitted changes may require planning permission.
Tree Preservation Zone
Named designation not supplied · reference 22 · covers 17 of 17 premises. Protected-tree works may require consent or formal notice.
Conservation Area
Sloane Square · reference 22 · covers 17 of 17 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
People

Who is involved?

Applicants, agents and officers are attached per application; the current area build carries references only — the borough entity run adds the names here.

Development

What could it become?

Planning precedent2 applications and 2 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy12 EPC records; ratings C: 7, D: 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

Planning Atlas Pro

Ownership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.

No intent signal is currently recorded in this postcode.

Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.
SW1X 9AG, Kensington And Chelsea: planning and property history | Planning Atlas