Postcode record · Westminster
SW1X 9EZ.
SW1X 9EZ has 30 known premises and 25 planning records — 17 approved of 18 decided (94.4%). 16 EPC records.
Postcode SW1X 9EZ · boundary not held, centred on the postcodeApprovedRefusedOther25 exact1 approximate26 on the map — every match
At a glance · this postcodeWestminster profile →
30
Premises
known addresses (UPRNs)
25
Applications
18 decided
94.4%
Approval rate
17 approved · 1 refused
16
EPC records
ratings C 9 · D 6 · E 1
26
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 9EZ has 30 known premises and 25 planning records — 17 approved of 18 decided (94.4%). 16 EPC records.
Premises (18 of 30 shown)
Name
Details
UPRN 10033537642
UPRN 10033575661
UPRN 10033623083
UPRN 10033652564
UPRN 10033654264
UPRN 10033661520
UPRN 100023349004
UPRN 100023349005
UPRN 100023349006
UPRN 100023349007
UPRN 10033537642
UPRN 10033575661
UPRN 10033623083
Show all 10 rows
UPRN 10033652564
UPRN 10033654264
UPRN 10033661520
UPRN 100023349004
UPRN 100023349005
UPRN 100023349006
UPRN 100023349007
Planning
What happened?
25 planning applications across the postcode; 17 approved of 18 decided (94.4%). Latest 25 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Use of the penthouse as a single dwelling (C3 Class Use).
Penthouse 1 Lowndes Square London SW1X 9EZ · premises record
Officer Morgan Cheung
Certificate of Lawfulness (existing)
Approved
2022-10-26
Details of cycle parking pursuant to condition 5 of planning permission dated 11th March 2010 (RN: 09/07329/FULL)
1 Lowndes Square London SW1X 9EZ · premises record
Officer Nikki Mitchell
Approval of Details (Full PP)
Approved
2021-08-09
Installation of access stair lift to front entrance.
1 Lowndes Square London SW1X 9EZ · premises record
Officer Zulekha Hosenally
Full Planning Permission Application
Approved
2020-11-07
Installation of one air conditioning unit and associated pipe work at roof level.
Flat 19 And 20 1 Lowndes Square London SW1X 9EZ · premises record
Officer Nikki Mitchell
Full Planning Permission Application
Approved
2018-06-07
Erection of single storey extension to the east elevation at seventh floor level.
1 Lowndes Square London SW1X 9EZ · premises record
Officer Vincent Nally
Full Planning Permission Application
Withdrawn
2013-12-18
Amendments to planning permission dated 13 October 2013 (RN: 13/08526) for the sub-division of existing residential unit within 7-10 Lowndes Square to create two studio apartments (Basement Flat B); Namely, to relocate unit entrance and improve arrangement of space within the unit.
1 Lowndes Square London SW1X 9EZ · premises record
Officer Vincent Nally
Non-material amendments
Approved
2013-11-04
Erection of single storey extension at rear seventh floor level.
1-5 Lowndes Square London SW1X 9EZ · premises record
Officer Vincent Nally
Full Planning Permission Application
Approved
2013-08-23
Details of a sample panel of brickwork which shows the colour, texture, face bond and pointing pursuant to Condition 6 of planning permission dated 17 January 2013 (RN: 12/11027/FULL).
1 Lowndes Square London SW1X 9EZ · premises record
Officer Renee Clarke
Approval of Details (Full PP)
Approved
2013-07-22
Samples of facing materials, including glazing, and elevation and roof plans; sample panel of brick work and details of cycle parking for each of the residential units prior to occupation pursuant to Conditions 4, 6 and 8 of planning permission dated 17 January 2013 (RN:12/11027).
1 Lowndes Square London SW1X 9EZ · premises record
Applicant Not disclosed · Agent MSMR Architects
Approval of Details (Full PP)
Approved
2013-02-27
Sample panel of brick work pursuant to Condition 4 of planning permission dated 17 January 2013 (RN:12/11027).
1 Lowndes Square London SW1X 9EZ · premises record
Approval of Details (Full PP)
Refused
2013-02-27
Use of the penthouse as a single dwelling (C3 Class Use).
Penthouse 1 Lowndes Square London SW1X 9EZ · premises record
Officer Morgan Cheung
Approved
2022-10-26
More
Certificate of Lawfulness (existing)
Details of cycle parking pursuant to condition 5 of planning permission dated 11th March 2010 (RN: 09/07329/FULL)
1 Lowndes Square London SW1X 9EZ · premises record
Officer Nikki Mitchell
Approved
2021-08-09
More
Approval of Details (Full PP)
Installation of access stair lift to front entrance.
1 Lowndes Square London SW1X 9EZ · premises record
Officer Zulekha Hosenally
Approved
2020-11-07
More
Full Planning Permission Application
Show all 10 rows
Installation of one air conditioning unit and associated pipe work at roof level.
Flat 19 And 20 1 Lowndes Square London SW1X 9EZ · premises record
Officer Nikki Mitchell
Approved
2018-06-07
More
Full Planning Permission Application
Erection of single storey extension to the east elevation at seventh floor level.
1 Lowndes Square London SW1X 9EZ · premises record
Officer Vincent Nally
Withdrawn
2013-12-18
More
Full Planning Permission Application
Amendments to planning permission dated 13 October 2013 (RN: 13/08526) for the sub-division of existing residential unit within 7-10 Lowndes Square to create two studio apartments (Basement Flat B); Namely, to relocate unit entrance and improve arrangement of space within the unit.
1 Lowndes Square London SW1X 9EZ · premises record
Officer Vincent Nally
Approved
2013-11-04
More
Non-material amendments
Erection of single storey extension at rear seventh floor level.
1-5 Lowndes Square London SW1X 9EZ · premises record
Officer Vincent Nally
Approved
2013-08-23
More
Full Planning Permission Application
Details of a sample panel of brickwork which shows the colour, texture, face bond and pointing pursuant to Condition 6 of planning permission dated 17 January 2013 (RN: 12/11027/FULL).
1 Lowndes Square London SW1X 9EZ · premises record
Officer Renee Clarke
Approved
2013-07-22
More
Approval of Details (Full PP)
Samples of facing materials, including glazing, and elevation and roof plans; sample panel of brick work and details of cycle parking for each of the residential units prior to occupation pursuant to Conditions 4, 6 and 8 of planning permission dated 17 January 2013 (RN:12/11027).
1 Lowndes Square London SW1X 9EZ · premises record
Applicant Not disclosed · Agent MSMR Architects
Approved
2013-02-27
More
Approval of Details (Full PP)
Sample panel of brick work pursuant to Condition 4 of planning permission dated 17 January 2013 (RN:12/11027).
1 Lowndes Square London SW1X 9EZ · premises record
Refused
2013-02-27
More
Approval of Details (Full PP)
Building control
Building-control records are not yet collected for Westminster — 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 30 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 Basement Development Permitted Rights Removed · reference 23/00006/REG_4 · covers 30 of 30 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Article 4 Basement Development Permitted Rights Removed · reference 23/00006/REG_4 · covers 30 of 30 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 25 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 3 applications
Agent on 2 applications
Agent on 1 application
Case officer on 8 applications
Case officer on 3 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Applicant on 3 applications
Agent on 2 applications
Agent on 1 application
Show all 10 rows
Case officer on 8 applications
Case officer on 3 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Development
What could it become?
Planning precedent25 applications and 26 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy16 EPC records; ratings C: 9, D: 6, 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.
5 intent signals recorded in this postcode
Portfolio seller · Long hold
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.