Postcode record · Westminster
SW1P 3HB.
SW1P 3HB has 15 known premises and 14 planning records — 14 approved of 14 decided (100%).
Postcode SW1P 3HB · boundary not held, centred on the postcodeApprovedRefusedOther14 on the map — every match
At a glance · this postcodeWestminster profile →
15
Premises
known addresses (UPRNs)
14
Applications
14 decided
100%
Approval rate
14 approved · 0 refused
66 days
Median decision time
average 86 days · 14 dated decisions
0
EPC records
none recorded
14
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?
SW1P 3HB has 15 known premises and 14 planning records — 14 approved of 14 decided (100%).
Premises
Name
Details
UPRN 10033600110
UPRN 10033600111
UPRN 10033635391
UPRN 10033635392
UPRN 10033635393
UPRN 10033635394
UPRN 10033635395
UPRN 10033635396
UPRN 10033635397
UPRN 10033635398
UPRN 10033600110
UPRN 10033600111
UPRN 10033635391
Show all 10 rows
UPRN 10033635392
UPRN 10033635393
UPRN 10033635394
UPRN 10033635395
UPRN 10033635396
UPRN 10033635397
UPRN 10033635398
Planning
What happened?
14 planning applications across the postcode; 14 approved of 14 decided (100%). Latest 14 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Details of replacement fire doors including sections and elevations pursuant to condition 3 of listed building consent dated 14 May 2024 (RN24/02775/LBC)
1 Dean Trench Street London SW1P 3HB · premises record
Officer Nikki Mitchell
Approval of Details (ADLBC)
Approved
2025-08-08
Repair (and replacement where appropriate) to fire stopping and fire doors.
1 Dean Trench Street London SW1P 3HB · premises record
Officer Nikki Mitchell
Listed Building Consent Application
Approved
2024-04-27
Refurbishment works including the installation of air conditioning units within the central lightwell. Internal alterations at ground, first and second floor levels.
1 Dean Trench Street London SW1P 3HB · premises record
Officer Jonathon Metcalfe
Listed Building Consent Application
Approved
2018-11-30
Refurbishment works including the installation of air conditioning units within the central lightwell.
1 Dean Trench Street London SW1P 3HB · premises record
Officer Jonathon Metcalfe
Full Planning Permission Application
Approved
2018-11-30
Confirmation that development has commenced to constitute the start of work for alterations to the dormer windows to rear elevation under planning and listed building consents dated 1 March 2013 (RN: 12/12452/FULL and 12/12453/LBC).
3 Dean Trench Street London SW1P 3HB · premises record
Officer Michael Drake
Certificate of Lawfulness (existing)
Approved
2014-11-03
Detailed elevation and section drawing of new dormers pursuant to condition 4 of planning permission dated 01 March 2013 (RN: 12/12452/FULL).
3 Dean Trench Street London SW1P 3HB · premises record
Officer Vincent Nally
Approval of Details (Full PP)
Approved
2014-04-29
Detailed elevation and section drawings at 1:10 of new dormers pursuant to Condition 3 of listed building consent dated 01 March 2013 (RN: 12/12453/LBC).
3 Dean Trench Street London SW1P 3HB · premises record
Officer Renee Clarke
Approval of Details (ADLBC)
Approved
2013-07-22
Internal alterations; installation of lift and new dormer windows in connection with residential use.
3 Dean Trench Street London SW1P 3HB · premises record
Officer Michael Drake
Listed Building Consent Application
Approved
2012-12-12
Use of building as a single family dwelling; alterations to dormer windows to rear elevation.
3 Dean Trench Street London SW1P 3HB · premises record
Full
Approved
2012-12-12
Extension to existing rear dormers at second and third floor level to accommodate new lift shaft, and use of third floor to provide one 2-bed self-contained residential unit; internal alterations.
3 Dean Trench Street London SW1P 3HB · premises record
Officer Victor Grayson
Full Planning Permission Application
Approved
2001-07-10
Details of replacement fire doors including sections and elevations pursuant to condition 3 of listed building consent dated 14 May 2024 (RN24/02775/LBC)
1 Dean Trench Street London SW1P 3HB · premises record
Officer Nikki Mitchell
Approved
2025-08-08
More
Approval of Details (ADLBC)
Repair (and replacement where appropriate) to fire stopping and fire doors.
1 Dean Trench Street London SW1P 3HB · premises record
Officer Nikki Mitchell
Approved
2024-04-27
More
Listed Building Consent Application
Refurbishment works including the installation of air conditioning units within the central lightwell. Internal alterations at ground, first and second floor levels.
1 Dean Trench Street London SW1P 3HB · premises record
Officer Jonathon Metcalfe
Approved
2018-11-30
More
Listed Building Consent Application
Show all 10 rows
Refurbishment works including the installation of air conditioning units within the central lightwell.
1 Dean Trench Street London SW1P 3HB · premises record
Officer Jonathon Metcalfe
Approved
2018-11-30
More
Full Planning Permission Application
Confirmation that development has commenced to constitute the start of work for alterations to the dormer windows to rear elevation under planning and listed building consents dated 1 March 2013 (RN: 12/12452/FULL and 12/12453/LBC).
3 Dean Trench Street London SW1P 3HB · premises record
Officer Michael Drake
Approved
2014-11-03
More
Certificate of Lawfulness (existing)
Detailed elevation and section drawing of new dormers pursuant to condition 4 of planning permission dated 01 March 2013 (RN: 12/12452/FULL).
3 Dean Trench Street London SW1P 3HB · premises record
Officer Vincent Nally
Approved
2014-04-29
More
Approval of Details (Full PP)
Detailed elevation and section drawings at 1:10 of new dormers pursuant to Condition 3 of listed building consent dated 01 March 2013 (RN: 12/12453/LBC).
3 Dean Trench Street London SW1P 3HB · premises record
Officer Renee Clarke
Approved
2013-07-22
More
Approval of Details (ADLBC)
Internal alterations; installation of lift and new dormer windows in connection with residential use.
3 Dean Trench Street London SW1P 3HB · premises record
Officer Michael Drake
Approved
2012-12-12
More
Listed Building Consent Application
Use of building as a single family dwelling; alterations to dormer windows to rear elevation.
3 Dean Trench Street London SW1P 3HB · premises record
Approved
2012-12-12
More
Full
Extension to existing rear dormers at second and third floor level to accommodate new lift shaft, and use of third floor to provide one 2-bed self-contained residential unit; internal alterations.
3 Dean Trench Street London SW1P 3HB · premises record
Officer Victor Grayson
Approved
2001-07-10
More
Full Planning Permission Application
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 15 premises each one covers.
Designation
Coverage
Archaeological Priority Area
City of Westminster APA 1.1: Westminster and Whitehall Summary and Definition The APA includes the Houses of Parliament, Westminster Abbey, St Margaret’s Church, 10 Downing Street, the Banqueting House and all the other buildings on either side of W · reference 77082 · covers 15 of 15 premises. Groundworks may require archaeological assessment or investigation.
Article 4 Direction Area
Article 4 Basement Development Permitted Rights Removed · reference 23/00006/REG_4 · covers 15 of 15 premises. Some normally permitted changes may require planning permission.
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 15 of 15 premises. London Plan policies for the Central Activities Zone may apply.
Conservation Area
Smith Square · reference CONARA/1430 · covers 15 of 15 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Archaeological Priority Area
City of Westminster APA 1.1: Westminster and Whitehall Summary and Definition The APA includes the Houses of Parliament, Westminster Abbey, St Margaret’s Church, 10 Downing Street, the Banqueting House and all the other buildings on either side of W · reference 77082 · covers 15 of 15 premises. Groundworks may require archaeological assessment or investigation.
Article 4 Direction Area
Article 4 Basement Development Permitted Rights Removed · reference 23/00006/REG_4 · covers 15 of 15 premises. Some normally permitted changes may require planning permission.
Central Activities Zone
Named designation not supplied · reference CAZ00000005 · covers 15 of 15 premises. London Plan policies for the Central Activities Zone may apply.
Show all 4 rows
Conservation Area
Smith Square · reference CONARA/1430 · covers 15 of 15 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
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 14 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Show all 8 rows
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Development
What could it become?
Planning precedent14 applications and 14 mapped decisions in this postcode — precedent for what has been permitted and refused here.
EnergyNo EPC records joined yet.
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.
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.