Postcode record · Westminster
SW1X 8AQ.
SW1X 8AQ has 17 known premises and 16 planning records — 10 approved of 15 decided (66.7%). 10 EPC records.
Postcode SW1X 8AQ · boundary not held, centred on the postcodeApprovedRefusedOther257 on the map — every match
At a glance · this postcodeWestminster profile →
17
Premises
known addresses (UPRNs)
16
Applications
15 decided
66.7%
Approval rate
10 approved · 1 refused
10
EPC records
ratings C 1 · D 4 · E 3 · F 1 · G 1
257
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 8AQ has 17 known premises and 16 planning records — 10 approved of 15 decided (66.7%). 10 EPC records.
Premises
Name
Details
UPRN 10025173855
UPRN 10033523676
UPRN 10033600049
UPRN 100022746972
UPRN 100022746973
UPRN 100022746975
UPRN 100022746976
UPRN 100022746977
UPRN 100022746978
UPRN 100022746979
UPRN 10025173855
UPRN 10033523676
UPRN 10033600049
Show all 10 rows
UPRN 100022746972
UPRN 100022746973
UPRN 100022746975
UPRN 100022746976
UPRN 100022746977
UPRN 100022746978
UPRN 100022746979
Planning
What happened?
16 planning applications across the postcode; 10 approved of 15 decided (66.7%). Latest 16 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Replacement of parapet coping stones, installation of rainwater downpipe to the rear elevation and installation of warm roof covering and rooflight, roof ventilation terminals and new roof mounted air source heat pump and privacy screen.
117 Eccleston Mews London SW1X 8AQ · premises record
Full Planning Permission Application
Pending
2026-03-23
External alterations to front and rear elevations including replacement windows, garage doors and window planter boxes, new wall lights, dome security cameras and alarm box; relocated boiler flue;; replacement roof covering and rooflight; and conversion of two garages into one.
117 Eccleston Mews London SW1X 8AQ · premises record
Full Planning Permission Application
Approved
2025-08-15
Replacement windows and doors to front and rear elevations.
114 Eccleston Mews London SW1X 8AQ · premises record
Full Planning Permission Application
Approved
2023-03-08
Detailed drawings of all new windows and doors pursuant to condition 4 of planning permission dated 10th June 2019 (RN:19/02083).
109 Eccleston Mews London SW1X 8AQ · premises record
Approval of Details (Full PP)
Approved
2020-05-18
Detailed drawings of all new windows and doors pursuant to condition 4 of planning permission dated 10 June 2019 (RN: 19/02083/FULL).
109 Eccleston Mews London SW1X 8AQ · premises record
Approval of Details (Full PP)
Refused
2020-05-04
Amendments to planning permission dated 10 June 2019 (RN: 19/02083) for: External alterations to the front and rear elevations, including the replacement of windows, replacement of the existing front door with a single entrance door and installation of air conditioning louvres into the existing tiled roof. Erection of a single-storey rear extension at ground floor level with balcony and associated metal railing. Namely, insulated render finish to existing front and rear walls, insertion of entrance type Porch over front door, reduction of roof light to first floor rear flat roof, replacement of railings with walls to first floor rear balcony, replacement of folding doors with French doors to rear ground floor, the replacement of roof timber structure and the insertion of condition 7 stating "you must reuse the existing slates wherever possible, replacement slates must be natural slates to match existing".
109 Eccleston Mews London SW1X 8AQ · premises record
Non-material amendments
Approved
2020-03-12
External alterations to the front and rear elevations, including the replacement of windows, replacement of the existing front door with a single entrance door and installation of air conditioning louvres into the existing tiled roof. Erection of a single-storey rear extension at ground floor level with balcony and associated metal railing.
109 Eccleston Mews London SW1X 8AQ · premises record
Full Planning Permission Application
Approved
2019-03-19
Alterations to the front elevation of the mews property and relocation and formation of a new doorway at rear ground floor level.
115 Eccleston Mews London SW1X 8AQ · premises record
Full Planning Permission Application
Approved
2013-10-31
Retention of an air conditioning unit to rear garden/yard.
116 Eccleston Mews London SW1X 8AQ · premises record
Full Planning Permission Application
Approved
2013-03-22
Installation of one air conditioning unit at rear ground floor level.
116 Eccleston Mews London SW1X 8AQ · premises record
Applicant Mr Andrew Yeung · Agent Town Planning Bureau
Full Planning Permission Application
Withdrawn
2012-11-08
Replacement of parapet coping stones, installation of rainwater downpipe to the rear elevation and installation of warm roof covering and rooflight, roof ventilation terminals and new roof mounted air source heat pump and privacy screen.
117 Eccleston Mews London SW1X 8AQ · premises record
Pending
2026-03-23
More
Full Planning Permission Application
External alterations to front and rear elevations including replacement windows, garage doors and window planter boxes, new wall lights, dome security cameras and alarm box; relocated boiler flue;; replacement roof covering and rooflight; and conversion of two garages into one.
117 Eccleston Mews London SW1X 8AQ · premises record
Approved
2025-08-15
More
Full Planning Permission Application
Replacement windows and doors to front and rear elevations.
114 Eccleston Mews London SW1X 8AQ · premises record
Approved
2023-03-08
More
Full Planning Permission Application
Show all 10 rows
Detailed drawings of all new windows and doors pursuant to condition 4 of planning permission dated 10th June 2019 (RN:19/02083).
109 Eccleston Mews London SW1X 8AQ · premises record
Approved
2020-05-18
More
Approval of Details (Full PP)
Detailed drawings of all new windows and doors pursuant to condition 4 of planning permission dated 10 June 2019 (RN: 19/02083/FULL).
109 Eccleston Mews London SW1X 8AQ · premises record
Refused
2020-05-04
More
Approval of Details (Full PP)
Amendments to planning permission dated 10 June 2019 (RN: 19/02083) for: External alterations to the front and rear elevations, including the replacement of windows, replacement of the existing front door with a single entrance door and installation of air conditioning louvres into the existing tiled roof. Erection of a single-storey rear extension at ground floor level with balcony and associated metal railing. Namely, insulated render finish to existing front and rear walls, insertion of entrance type Porch over front door, reduction of roof light to first floor rear flat roof, replacement of railings with walls to first floor rear balcony, replacement of folding doors with French doors to rear ground floor, the replacement of roof timber structure and the insertion of condition 7 stating "you must reuse the existing slates wherever possible, replacement slates must be natural slates to match existing".
109 Eccleston Mews London SW1X 8AQ · premises record
Approved
2020-03-12
More
Non-material amendments
External alterations to the front and rear elevations, including the replacement of windows, replacement of the existing front door with a single entrance door and installation of air conditioning louvres into the existing tiled roof. Erection of a single-storey rear extension at ground floor level with balcony and associated metal railing.
109 Eccleston Mews London SW1X 8AQ · premises record
Approved
2019-03-19
More
Full Planning Permission Application
Alterations to the front elevation of the mews property and relocation and formation of a new doorway at rear ground floor level.
115 Eccleston Mews London SW1X 8AQ · premises record
Approved
2013-10-31
More
Full Planning Permission Application
Retention of an air conditioning unit to rear garden/yard.
116 Eccleston Mews London SW1X 8AQ · premises record
Approved
2013-03-22
More
Full Planning Permission Application
Installation of one air conditioning unit at rear ground floor level.
116 Eccleston Mews London SW1X 8AQ · premises record
Applicant Mr Andrew Yeung · Agent Town Planning Bureau
Withdrawn
2012-11-08
More
Full Planning Permission Application
Building control
Building-control applications and notices in this postcode, from the council register.
Name
Details
Proposed external and internal alterations to dwelling. · received 25 Mar 2026
107 & 108 Eccleston Mews: Demolition and reconstruction of the existing mews properties to create 2No two storey dwelling-houses with basements and integral garage, including controlled services, fittings, ancillary areas and all associated works. · received 7 Oct 2020 · Thames Building Control Ltd
Proposed external and internal alterations to dwelling. · received 25 Mar 2026
107 & 108 Eccleston Mews: Demolition and reconstruction of the existing mews properties to create 2No two storey dwelling-houses with basements and integral garage, including controlled services, fittings, ancillary areas and all associated works. · received 7 Oct 2020 · Thames Building Control Ltd
Place
What affects it?
Designations are shown per premises today (open any premises above); the postcode-level designation summary is built with the borough entity run. Use the map's designations filter to see them over the postcode now.
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 16 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 4 applications
Applicant on 3 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 3 applications
Applicant on 4 applications
Applicant on 3 applications
Applicant on 2 applications
Show all 10 rows
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 3 applications
Development
What could it become?
Planning precedent16 applications and 257 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy10 EPC records; ratings C: 1, D: 4, E: 3, F: 1, G: 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 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.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.