Postcode record · Westminster
SW1W 9NS.
SW1W 9NS has 2 known premises and 11 planning records — 11 approved of 11 decided (100%).
Postcode SW1W 9NS · boundary not held, centred on the postcodeApprovedRefusedOther11 on the map — every match
At a glance · this postcodeWestminster profile →
2
Premises
known addresses (UPRNs)
11
Applications
11 decided
100%
Approval rate
11 approved · 0 refused
57 days
Median decision time
average 60 days · 11 dated decisions
0
EPC records
none recorded
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?
SW1W 9NS has 2 known premises and 11 planning records — 11 approved of 11 decided (100%).
Premises
Name
Details
UPRN 10033555800
UPRN 100022747340
UPRN 10033555800
UPRN 100022747340
Planning
What happened?
11 planning applications across the postcode; 11 approved of 11 decided (100%). Latest 11 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Display of cross street lighting swags made of static LED lights measuring 12m x 2m along Eccleston Street for a temporary period from 6 November 2025 to 5 January 2026.
33 Eccleston Street London SW1W 9NS · premises record
Officer Nikki Mitchell
Advert Application (ADV)
Approved
2025-05-12
Details of new windows and doors pursuant to Condition 4 of planning permission dated 17 September 2010 (RN:10/04520).
33 Eccleston Street London SW1W 9NS · premises record
Officer Renee Clarke
Approval of Details (ADLBC)
Approved
2010-09-22
Removal of existing rear extensions and construction of rear full width extensions at lower ground and ground floor levels, installation of mechanical plant within enclosure to front lightwell, alterations/enlargement to existing terraces and railings at rear first, third and fourth floor levels, new terrace/patio area over extension at rear ground floor level, alterations to fenestration: variation of Condition 9 of planning permission dated 17 August 2010 (RN: 10/04519) namely, to provide landscaping scheme instead of replacement tree.
33 Eccleston Street London SW1W 9NS · premises record
Officer Claragh Mulhern
Full Planning Permission Application
Approved
2010-09-17
Detailed drawings of new windows and doors pursuant to Condition 8 and detailed drawings showing reduction in balcony depth at rear first floor level pursuant to Condition 12 of planning permission dated 17 September 2010 (RN:10/04519).
33 Eccleston Street London SW1W 9NS · premises record
Officer Renee Clarke
Approval of Details (Full PP)
Approved
2010-09-17
New fourth floor corner infill to provide additional residential accommodation and relocation of the existing fire escape.
33 Eccleston Street London SW1W 9NS · premises record
Officer Claragh Mulhern
Listed Building Consent Application
Approved
2010-08-12
New fourth floor corner infill to provide additional residential accommodation and relocation of the existing fire escape.
33 Eccleston Street London SW1W 9NS · premises record
Officer Claragh Mulhern
Full Planning Permission Application
Approved
2010-08-12
Removal of existing rear extensions and construction of rear full width extensions at lower ground and ground floor levels, installation of mechanical plant within enclosure to front lightwell, alterations/enlargement to existing terraces and railings at rear first, third and fourth floor levels, new terrace/patio area over extension at rear ground floor level, alterations to fenestration and internal alterations.
33 Eccleston Street London SW1W 9NS · premises record
Officer Claragh Mulhern
Full Planning Permission Application
Approved
2010-05-24
Removal of existing rear extensions and construction of rear full width extensions at lower ground and ground floor levels, installation of mechanical plant within enclosure to front lightwell, alterations/enlargement to existing terraces and railings at rear first, third and fourth floor levels, new terrace/patio area over extension at rear ground floor level, alterations to fenestration and internal alterations.
33 Eccleston Street London SW1W 9NS · premises record
Listed Building Consent
Approved
2010-05-24
Removal of existing rear extensions and construction of rear full width extensions at lower ground and ground floor levels, replacement plant within enclosure at front roof level, alterations to existing terrace and railings at rear first floor level, new terrace/patio area over extension at rear ground floor level and internal alterations.
33 Eccleston Street London SW1W 9NS · premises record
Officer Claragh Mulhern
Listed Building Consent Application
Approved
2008-06-23
Removal of existing rear extensions and construction of rear full width extensions at lower ground and ground floor levels, replacement plant within enclosure at front roof level, alterations to existing terrace and railings at rear first floor level, new terrace/patio area over extension at rear ground floor level and internal alterations.
33 Eccleston Street London SW1W 9NS · premises record
Officer Claragh Mulhern
Full Planning Permission Application
Approved
2008-06-23
Display of cross street lighting swags made of static LED lights measuring 12m x 2m along Eccleston Street for a temporary period from 6 November 2025 to 5 January 2026.
33 Eccleston Street London SW1W 9NS · premises record
Officer Nikki Mitchell
Approved
2025-05-12
More
Advert Application (ADV)
Details of new windows and doors pursuant to Condition 4 of planning permission dated 17 September 2010 (RN:10/04520).
33 Eccleston Street London SW1W 9NS · premises record
Officer Renee Clarke
Approved
2010-09-22
More
Approval of Details (ADLBC)
Removal of existing rear extensions and construction of rear full width extensions at lower ground and ground floor levels, installation of mechanical plant within enclosure to front lightwell, alterations/enlargement to existing terraces and railings at rear first, third and fourth floor levels, new terrace/patio area over extension at rear ground floor level, alterations to fenestration: variation of Condition 9 of planning permission dated 17 August 2010 (RN: 10/04519) namely, to provide landscaping scheme instead of replacement tree.
33 Eccleston Street London SW1W 9NS · premises record
Officer Claragh Mulhern
Approved
2010-09-17
More
Full Planning Permission Application
Show all 10 rows
Detailed drawings of new windows and doors pursuant to Condition 8 and detailed drawings showing reduction in balcony depth at rear first floor level pursuant to Condition 12 of planning permission dated 17 September 2010 (RN:10/04519).
33 Eccleston Street London SW1W 9NS · premises record
Officer Renee Clarke
Approved
2010-09-17
More
Approval of Details (Full PP)
New fourth floor corner infill to provide additional residential accommodation and relocation of the existing fire escape.
33 Eccleston Street London SW1W 9NS · premises record
Officer Claragh Mulhern
Approved
2010-08-12
More
Listed Building Consent Application
New fourth floor corner infill to provide additional residential accommodation and relocation of the existing fire escape.
33 Eccleston Street London SW1W 9NS · premises record
Officer Claragh Mulhern
Approved
2010-08-12
More
Full Planning Permission Application
Removal of existing rear extensions and construction of rear full width extensions at lower ground and ground floor levels, installation of mechanical plant within enclosure to front lightwell, alterations/enlargement to existing terraces and railings at rear first, third and fourth floor levels, new terrace/patio area over extension at rear ground floor level, alterations to fenestration and internal alterations.
33 Eccleston Street London SW1W 9NS · premises record
Officer Claragh Mulhern
Approved
2010-05-24
More
Full Planning Permission Application
Removal of existing rear extensions and construction of rear full width extensions at lower ground and ground floor levels, installation of mechanical plant within enclosure to front lightwell, alterations/enlargement to existing terraces and railings at rear first, third and fourth floor levels, new terrace/patio area over extension at rear ground floor level, alterations to fenestration and internal alterations.
33 Eccleston Street London SW1W 9NS · premises record
Approved
2010-05-24
More
Listed Building Consent
Removal of existing rear extensions and construction of rear full width extensions at lower ground and ground floor levels, replacement plant within enclosure at front roof level, alterations to existing terrace and railings at rear first floor level, new terrace/patio area over extension at rear ground floor level and internal alterations.
33 Eccleston Street London SW1W 9NS · premises record
Officer Claragh Mulhern
Approved
2008-06-23
More
Listed Building Consent Application
Removal of existing rear extensions and construction of rear full width extensions at lower ground and ground floor levels, replacement plant within enclosure at front roof level, alterations to existing terrace and railings at rear first floor level, new terrace/patio area over extension at rear ground floor level and internal alterations.
33 Eccleston Street London SW1W 9NS · premises record
Officer Claragh Mulhern
Approved
2008-06-23
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 2 premises each one covers.
Designation
Coverage
Archaeological Priority Area
City of Westminster APA 3.2: Pimlico Summary and Definition: The APA covers the confluence of the Thames and Tyburn rivers. For much of its history this was a low lying marshy area that was sparsely populated until the 19th century when the la · reference 76643 · covers 2 of 2 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 2 of 2 premises. Some normally permitted changes may require planning permission.
Conservation Area
Belgravia · reference CONARA/1350 · covers 2 of 2 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Archaeological Priority Area
City of Westminster APA 3.2: Pimlico Summary and Definition: The APA covers the confluence of the Thames and Tyburn rivers. For much of its history this was a low lying marshy area that was sparsely populated until the 19th century when the la · reference 76643 · covers 2 of 2 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 2 of 2 premises. Some normally permitted changes may require planning permission.
Conservation Area
Belgravia · reference CONARA/1350 · covers 2 of 2 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 11 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Case officer on 6 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 6 applications
Case officer on 2 applications
Case officer on 1 application
Show all 4 rows
Case officer on 1 application
Development
What could it become?
Planning precedent11 applications and 11 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.