Flat 1 21 Pembridge Square London W2 4DP Data via plota.co.uk

26/03411/FULL - Full Planning Permission Application Approved
Extensions & alterationsListed buildings

Proposal

Installation of replacement glazing to sash window including new timber framed French door to front elevation at lower ground floor level to replace window opening; Relocation of external boiler flue; Installation of two air brick for ventilation; Internal alterations; New entrance path from pavement including new pedestrian access onto footway and new railings. Linked with 26/03412/LBC… Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
22 May 2026
✓
Approved
21 Jul 2026

Approved on 21 Jul 2026 · Delegated Decision · Last checked 22 Jul 2026

Documents 28

Decision & officer reports 2

PDF GRANT OF FULL PP [PE] Decision Notice · 21 Jul 2026 View ↗ PDF DELEGATED REPORT Report · 21 Jul 2026 View ↗

Statements & assessments 1

PDF DESIGN AND ACCESS STATEMENT Design and Access Statement · 22 May 2026 View ↗

Plans & drawings 16

PDF LOCATIONPLAN Background Papers · 22 May 2026 View ↗ PDF BLOCKPLAN Drawing · 22 May 2026 View ↗ PDF EXISTING PLANS Drawing · 22 May 2026 View ↗ PDF PROPOSED PLANS Drawing · 22 May 2026 View ↗ PDF EXISTING AND PROPOSED FRONT ELEVATIONS Drawing · 22 May 2026 View ↗ PDF EXISTING AND PROPOSED STREET ELEVATIONS Drawing · 22 May 2026 View ↗ PDF EXISTING AND PROPOSED SECTIONS Drawing · 22 May 2026 View ↗ PDF EXISTING AND PROPOSED WINDOW DETAILS Drawing · 22 May 2026 View ↗ PDF EXISTING AND PROPOSED FRENCH DOORS Drawing · 22 May 2026 View ↗ PDF PROPOSED FLOOR SKIRTING CORNICE DETAILS REVB Drawing · 22 May 2026 View ↗ PDF PROPOSED DOOR DETAILS Drawing · 22 May 2026 View ↗ PDF PROPOSED UNDER FLOOR HEATING ZONING_REVC Drawing · 22 May 2026 View ↗ PDF PROPOSED ELECTRICAL REVC Drawing · 22 May 2026 View ↗ PDF EXISTING WATER SUPPLY WASTE LAYOUT REVB Drawing · 22 May 2026 View ↗ PDF PROP WATER SUPPLY WASTE LAYOUT_REVC Drawing · 22 May 2026 View ↗ PDF FIRE SAFETY -LONDON PLAN POLICY D12 A REASONABLE EXCEPTION Background Papers · 22 May 2026 View ↗

Application forms 1

PDF APPLICATIONFORMREDACTED Application Form · 22 May 2026 View ↗

Consultation & comments 1

PDF NEIGHBOUR NOTIFICATION LETTER (21D) Background Papers · 8 Jun 2026 View ↗

Other documents 7

PDF ACK-GENERAL LETTER (G/P/C) Background Papers · 8 Jun 2026 View ↗ PDF CNSLT-LA SOCIETY Background Papers · 8 Jun 2026 View ↗ PDF ECNSLT-INTERNAL CONSULTS Background Papers · 8 Jun 2026 View ↗ PDF SITE NOTICE 21 OR 28 DAYS IF T&C APPL. Background Papers · 8 Jun 2026 View ↗ PDF RECEIPT OF APPLICATION Other · 28 May 2026 View ↗ PDF SITELOCATION Background Papers · 22 May 2026 View ↗ PDF PHOTOGRAPHS Photo · 22 May 2026 View ↗

All documents on the council site ↗

Associated applications 2

Site constraints 8

Grade II listed: 21, Pembridge Square W2
List entry 1265817 · 0 m from the pin · 21 more listed buildings within 150 m (21 Grade II)
Listed building consent is needed for work that affects the special interest of a listed building, inside or out, on top of planning permission. Setting can be a consideration for buildings nearby; there is no fixed radius.
Show the other 21 with distances
Historic England ↗
Bayswater conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
Article 4 direction
Article 4 Basement Development Permitted Rights Removed. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Air quality management area: Westminster AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Also on the record
Inside the City of Westminster built-up area; Tree preservation order 25 m away; Designated open space 37 m away.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 11 September 2026. Historic England, the Environment Agency, Natural England and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

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Other new applications on this street

10 Apr 2026Approved

Flat 11 21 Pembridge Square London W2 4DP

Internal alterations, including replacement for door and installation of underfl...

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Replacement of front and rear windows with vacuum glazing and slightly narrower ...

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26 Aug 2026Pending

66 Chepstow Road London W2 5BE

Replacement of front and rear windows with vacuum glazing and slightly narrower ...

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8 Sept 2026Pending

149 Queensway London W2 4BJ

Insertion of a staircase from ground floor, and provision of an associated new m...

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Flat 1 21 Pembridge Square London W2 4DP

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Important details

Council
Westminster
Application type
Full Planning Permission Application
Postcode
W2 4DP
Received
22 May 2026
Validated
22 May 2026
Ward
Bayswater
Case officer
Show
Target decision
17 Jul 2026
Decision
Application Permitted
Decision date
21 Jul 2026
Decision level
Delegated Decision
Applicant
Show
Agent
AHA - Alexander Hobbs Associates

How this decision compares

Decided in 60 days from validation, 7 days slower than Westminster's median of 53 for extensions. Approved, as 87% of extensions here are.

62%decided within 8 weeks
87%approved
930decided in the last year

Plota live figures for extensions decided by Westminster in the last twelve months, from validation. Westminster decision record →

Consultation & key dates

Alt. reference
PP-14957380
Env. assessment
No

Historical activity at this location

25 nearby applications on record - archival context, not part of the live application.

Within ~100m

Nearby activity

2025 Approved
1, 2 and 6 Ossington Close, London, W2 4LU
Demolition and re-development of the site including demolition of the existing structure…
PP/25/04909
2025 Approved
7 Dawson Place, London, W2 4TD
FELL 1 x Bay (T3) in front garden;FELL 1 x Laburnum (T4) and 1 x Pyracantha (T4a) in rear…
ARB/25/06545
2025
Flat 27 Prince Edward Mansions Moscow Road London W2 4WA
Replacement of existing balustrade and guarding to terrace, new non-combustible terrace f…
25/06234/FULL
2025 Approved
51 Palace Court London W2 4LS
1 x London plane (T1) - reduce back from building by up to 2m, not exceeding previous, mo…
25/04685/TPO
2025 Approved
Flat 8, 15 Pembridge Square, London, W2 4EH
Removal of existing kitchen to create 1no. bedroom; installation of new kitchen along one…
LB/25/01129
2024 Refused
24 Pembridge Square, London, W2 4DR
Demolition of existing five-storey rear outrigger extension and replacement with two-stor…
PP/24/05044
2024 Refused
24 Pembridge Square, London, W2 4DR
Demolition of existing five-storey rear outrigger extension and replacement with two-stor…
LB/24/05045
2024 Approved
26 Pembridge Square, London, W2 4DR
Prune 1 x Lime and 1 x London Plane (front)
ARB/24/08124
2024 Approved
Flat 4a 20 Pembridge Square London W2 4DP
Internal refurbishment works, and changes to planform.
24/07226/LBC
2024
Flat 4a 20 Pembridge Square London W2 4DP
Replacement of two single glazed, timber sash windows with double glazed, timber sash win…
24/07301/LBC
2024
Flat 4a 20 Pembridge Square London W2 4DP
Replacement of two single glazed, timber sash windows with double glazed, timber sash win…
24/07300/FULL
2024 Approved
Evesham House Hereford Road London W2 4PD
Replacement of windows and doors to building.
24/04648/FULL
2024 Approved
Flat 3, 15 Pembridge Square, LONDON, W2 4EH
FELL 1 x Holly (T1) in rear garden.
ARB/24/04750
2024
Flat 27 Prince Edward Mansions Moscow Road London W2 4WA
Altrerations to roof terrace, to include fencing and fake grass/astroturf surface. (Retro…
24/05087/FULL
2023 Refused
Second Floor, 11A Dawson Place, LONDON, W2 4TD
Replacement of single-glazed Crittall-style windows with double-glazed uPVC windows.
PP/23/04303
2023 Approved
24 Pembridge Square, London
Amalgamation and enlargement of units to create self-contained studio flats, and associat…
LB/23/05315
2024 Approved
Flat 8, 16-17 Pembridge Square, LONDON, W2 4EH
Internal alterations at upper ground floor flat to create an en-suite bathroom, a second…
LB/24/00223
2024 Approved
18 Pembridge Square, LONDON, W2 4EH
Prune 1 x Lime Mature Lime (front)
ARB/24/01468
2024 Approved
Flat 6 2A Dawson Place London W2 4TJ
Replacement of sash window in the front lightwell with double glazed timber sash window (…
24/00202/FULL
2023 Approved
Flat 6, 16-17 Pembridge Square, LONDON, W2 4EH
Conversion of a one bedroom upper ground floor flat to create a two bedroom flat, and ass…
LB/23/06532
2018 Refused
Flat 15 61-69 Chepstow Place London W2 4TS
Erection of a single storey glass rear extension at third floor level and replacement of…
18/00351/FULL
2017 Approved
51 Palace Court London W2 4LS
1 x London plane (front): Reduce one limb over Moscow Road by up to 3m to previous reduct…
17/09114/TPO
2017 Withdrawn
48 Ossington Street London W2 4LY
Addition of a mansard roof to create a second floor of accommodation. (Linked to 17/10278…
17/10279/LBC
2017 Refused
48 Ossington Street London W2 4LY
Construction of a mansard roof extension.
17/10278/FULL
2017 Refused
57 Chepstow Place London W2 4TS
Erection of single storey extension at rear ground floor level.
17/08347/FULL
Westminster
Planning Authority Score
3.5/10
Below average
#221 of 296 councils
Relevant to this application:
Householder decisions

Westminster is slower than most councils at deciding householder applications, ranking #258 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Westminster is also one of the strictest councils - it refuses more householder applications than almost any other, with only 81% approved vs 90% nationally.

One of the strictest councils
only 81% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Westminster decision statistics
Based on MHCLG data, the year to March 2026
86%
Overall approval rate
Below avg (87%) #201 of 296
81%
Householder approved
Below avg (90%) #277 of 296
44%
Decided in 8 weeks
Below avg (63%) #258 of 296
28%
Extended time limit
Below avg (41%) #46 of 296
83%
Minor dwellings approved
12 decided (1-9 homes)
67%
Major dwellings approved
3 decided (10+ homes)
81%
Change of use approved
133 decided
4,602
Total decisions
648 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings