19 Clifton Gardens London W9 1AL Data via plota.co.uk

26/04826/FULL - Full Planning Permission Application Pending
Extensions & alterationsListed buildings

Proposal

Erection of side wing extension; erection of roof extension to form a new gable end coupled with raising the chimneys; extension of the internal staircase and lift shaft to upper floors; and thermal/heating upgrades. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
20 Jul 2026
Decision
Expected by 14 Sept 2026

This application is under consideration - no decision has been issued yet. Plota predicts a decision around 14 Sept 2026, from Westminster's recent extensions. The consultation period closed on 26 Aug 2026.

Documents 1

Other documents 1

PDF RECEIPT OF APPLICATION Other · 21 Jul 2026 View ↗

All documents on the council site ↗

Site constraints 5

Grade II listed: 9A, RANDOLPH ROAD W9 (See details for further address information)
List entry 1227604 · 23 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 ↗
Maida Vale 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 Named permitted development rights are withdrawn here.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 ↗
Also on the record
Inside the City of Westminster built-up area.
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

20 Apr 2026Approved

Flat C 11 Connaught House Clifton Gardens London W9 1AL

Replacement of windows at first floor level with new double glazed timber window...

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22 Jul 2026Approved

Open Space Clifton Gardens London W9 1AL

1 x Sorbus aria (T1): fell 2 x Sorbus aria (T2 and T3): crown lift by 1-2m. Redu...

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Installation of an external air conditioning unit / Heat Pump at roof level.

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Important details

Council
Westminster
Application type
Full Planning Permission Application
Postcode
W9 1AL
Received
20 Jul 2026
Validated
20 Jul 2026
Ward
Little Venice
Case officer
Show
Target decision
14 Sept 2026
Applicant
Show
Agent
Haines Phillips Architects

Decision outlook

Day 56, past Westminster's usual 53 days for extensions. 88% are decided within thirteen weeks, so most likely by 19 Oct 2026.

Day 560 days to the 56-day target
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 →

Public comments

4comments received
4 objecting

100% object · above the UK average of 75%

4 neighbours consulted · Last counted 12 Sept 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-14746514
Comments by
26 Aug 2026
Site or press notice
5 Aug 2026
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
38 Warwick Avenue London W9 2PT
Partial demolition and replacement of the front garden wall facing into Warwick Avenue, i…
25/04801/LBC
2025 Approved
38 Warwick Avenue London W9 2PT
Partial demolition and replacement of the front garden wall facing into Warwick Avenue, i…
25/04800/FULL
2025 Approved
26 Warwick Avenue London W9 2PT
Installation of fire suppression system on the ceiling of the basement, lower ground and…
25/05263/LBC
2025 Approved
9A Randolph Road London W9 1AN
2 x lime (T3 & T5): Crown reduce to previous, most recent reduction points, retaining sel…
25/05950/TCA
2025 Approved
9A Randolph Road London W9 1AN
1 x false acacia (T1): Reduce the recent regrowth (trunk and lower canopy) to previous mo…
25/05842/TPO
2025
26 Warwick Avenue London W9 2PT
Repalcement windows and doors (Linked to 25/06716/LBC)
25/06715/FULL
2025
26 Warwick Avenue London W9 2PT
Repalcement windows and doors (Linked to 25/06715/FULL)
25/06716/LBC
2025
Flat A 38 Warwick Avenue London W9 2PT
Erection of side boundary wall, external side staircase, and lower ground side extension…
25/05934/LBC
2025
Flat A 38 Warwick Avenue London W9 2PT
Erection of side boundary wall, external side staircase, and lower ground side extension…
25/05933/FULL
2025 Approved
26 Warwick Avenue London W9 2PT
Minor alterations to internal rooms at basement and lower ground floor levels. Replacing…
25/03909/LBC
2025 Approved
Land In Front Of 2 - 22 Clifton Gardens London W9 1DT
T 1- 10 10 x Sorbus intermedia: crown raise over footpath to a height of 3m and over road…
25/05283/TCA
2025 Approved
Pond Field House 24 Clifton Gardens London W9 1DS
2 x lime (T1 and T2): crown reduce to previous, most recent reduction points, retaining s…
25/04755/TCA
2025 Approved
Cumberland House Clifton Gardens London W9 1DX
T1 1 x false acacia: crown reduce to previous, most recent reduction points, retaining sh…
25/04399/TPO
2025
Cumberland House Clifton Gardens London W9 1DX
T4,T5 2 x lime: crown reduce to previous, most recent reduction points, retaining shorten…
25/04175/TCA
2025
26 Warwick Avenue London W9 2PT
Replacement of the existing stone staircase from the lower ground floor to the upper grou…
25/03328/LBC
2025
34 Warwick Avenue London W9 2PT
Replacement of two sash windows with two french doors on the front facade of the lower gr…
25/02855/LBC
2025
34 Warwick Avenue London W9 2PT
Replacement of two sash windows with two french doors on the front facade of the lower gr…
25/02854/FULL
2025 Approved
24 Warwick Avenue London W9 2PT
T1 and T2 2 x lime: crown reduce to previous, most recent reduction points, retaining sel…
25/01866/TPO
2025
32 Warwick Avenue London W9 2PT
1 x bay (T1, rear): Reduce height by up to 3m & sides by 2m to create more compact canopy…
25/01582/TCA
2024
Flat A 38 Warwick Avenue London W9 2PT
Rear extension at lower ground and upper ground levels; side extensions to both levels; r…
24/09020/FULL
2019 Approved
17 Randolph Road London W9 1AN
1 x cherry (front): Crown reduce by about 1.5m; to suitable secondary growth points. Crow…
19/04784/TCA
2019 Approved
Cumberland House Clifton Gardens London W9 1DX
1 x Robinia (T1): crown reduce to previous, most recent reduction points, retaining furni…
19/03805/TPO
2019 Approved
Cumberland House Clifton Gardens London W9 1DX
1 x lime T4: crown lift to 3m and reduce overlong branches by up to 1m to shape
19/04055/TCA
2019 Approved
Flat A 38 Warwick Avenue London W9 2PT
Replacement lower ground floor extension, associated removal of external staircase and al…
19/02983/LBC
2019 Approved
Flat A 38 Warwick Avenue London W9 2PT
Removal of the existing metal spiral staircase and the single storey extension with integ…
19/02982/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