14 - 15 Princes Gardens London SW7 1NA Data via plota.co.uk

26/05058/LBC - Listed Building Consent Application Pending
Change of useSchools, care & communityExtensions & alterationsListed buildings

Proposal

External alterations to the rear garden area including new fencing and railings; installation of new glazed doors within existing window opening; and formation of a ramped access to rear garden in connection with the use of 14-15 Princes Garden for educational purposes (Class F1) and as an extension to the continued educational use of Nos. 10-13 Princes Gardens. Internal alterations at lower ground to fourth floor level to create multi-purpose spaces and new classrooms, installation of a safety perspex and lower handrails to existing staircase balustrade between the lower ground and second floor levels, re-opening of an existing door opening within the party wall at lower ground floor level between 13 and 14. [Site inlcudes 10-13 Princes Gardens]. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
28 Jul 2026
✓
Validated
29 Jul 2026
Decision
Target date was 23 Sept 2026

Under consideration

No decision has been issued yet. Plota predicted a decision around 6 Nov 2026; it is now day 100.

The consultation period closed on 2 Sept 2026.

Documents 29

Statements & assessments 2

PDF DESIGN AND ACCESS STATEMENT Design and Access Statement · 28 Jul 2026 View ↗ PDF HERITAGE ASSESSMENT Heritage Statement · 28 Jul 2026 View ↗

Plans & drawings 21

PDF 14-15 PG LEVEL 00 -PROPOSED Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG LEVEL 00M - PROPOSED Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG LEVEL 01 -PROPOSED Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG LEVEL 01M - PROPOSED Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG LEVEL 02 -PROPOSED Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG LEVEL 03 -PROPOSED Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG LEVEL 04 - PROPOSED Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG LEVEL -01 -PROPOSED Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG ROOF LEVEL -PROPOSED Drawing · 28 Jul 2026 View ↗ PDF 10-15 PG SITE PLAN -PROPOSED Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG FRONT ELEVATION - PROPOSED Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG REAR ELEVATION -PROPOSED Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG LEVEL -01 TO 01M -RCP Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG LEVEL 02 TO 04 -RCP Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG L-01-01M -FLOOR FINISHES Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG L 02 TO 04 -FLOOR FINISHES Drawing · 28 Jul 2026 View ↗ PDF SITE LOCATION PLAN Location Plan · 28 Jul 2026 View ↗ PDF 14-15 PG ROOF -EXISTING & DEMOLITION Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG SITE PLAN -EXISTING Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG FRONT ELEV-EXISTING & DEMOEXISTING AND DEMOLITION REV Drawing · 28 Jul 2026 View ↗ PDF 14-15 PG REAR ELEV-EXISTING & DEMO Drawing · 28 Jul 2026 View ↗

Application forms 2

PDF APPLICATIONFORMREDACTED Application Form · 28 Jul 2026 View ↗ PDF FEECALCULATION Background Papers · 28 Jul 2026 View ↗

Other documents 4

PDF RECEIPT OF APPLICATION Other · 30 Jul 2026 View ↗ PDF 1ST INVALID LETTER Background Papers · 30 Jul 2026 View ↗ PDF ATTACHMENTSUMMARY Background Papers · 28 Jul 2026 View ↗ PDF PRINCES GARDEN COVER LETTER Other · 28 Jul 2026 View ↗

All documents on the council site ↗

Site constraints 11

Grade II listed: 8-15, Princes Gardens Sw7
List entry 1227167 · The pin is inside its outline · 17 more listed buildings within 150 m (17 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 17 with distances
Historic England ↗
Knightsbridge 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: Other Priority Habitats - NEZ
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
Also on the record
Registered park or garden 183 m away: Hyde Park; National infrastructure project 1642 m away: Thames Tideway Tunnel; Inside the City of Westminster built-up area; Public transport access: PTAL 5 (very good), TfL 2023, for the 100 m square; Priority habitat 9 m away: Deciduous woodland; Tree preservation order 25 m away: W27_A1.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 2 November 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) 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.

Building

Floor area1,541 m² (16,587 sq ft)
Energy ratingE (asset rating 107)
UseResidential Institutions: Universities and Colleges
HeatingHeating and Natural Ventilation

From the energy performance certificate lodged in May 2026, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Westminster
Application type
Listed Building Consent Application
Postcode
SW7 1NA
Received
28 Jul 2026
Validated
29 Jul 2026
Ward
Knightsbridge & Belgravia
Case officer
Show
Target decision
23 Sept 2026
Applicant
Show
Agent
Newmark

Decision outlook

Day 100, past the statutory target. 72% of changes of use in Westminster are decided within thirteen weeks; extensions of time are common, and the council need not decide on the day. Last seen undecided on 4 Nov 2026.

Day 10044 days past the 56-day target
48%decided within 8 weeks
82%approved
207decided in the last year

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

Public comments

No public comments yet.

Last counted 4 Nov 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15110041
Planning Portal ref
PP-15110041
Comments by
2 Sept 2026
Site or press notice
12 Aug 2026
Env. assessment
No

Historical activity at this location

26 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2019 Approved
Detailed Reinstatement Plan pursuant to condition 4 of listed building consent dated 5th…
19/06102/ADLBC
Within ~100m

Nearby activity

2025
Open Space At Rear Of Montrose Court London SW7 2QH
T167 - Platanus x hispanica (London Plane): RVL - Remove faulted limb(s) - remove suspect…
25/08104/TPO
2025
Kingston House South Ennismore Gardens London SW7 1NF
T167 - Platanus x hispanica (London Plane): RVL - Remove faulted limb(s) - remove suspect…
25/08104/TCA
2025 Approved
Flat 2 Montrose House 44 Princes Gate London SW7 2QA
Relocation and replacement of the existing boiler and installation of underfloor heating.
25/06063/LBC
2025
6 Montrose Court London SW7 2QH
Replacement of conservatory, replacement windows and doors with juliet balconies at rear…
25/07594/FULL
2025 Approved
45 Princes Gate London SW7 2QA
Installation of replacement roof lights within existing openings, installation of man saf…
25/03833/LBC
2025 Approved
45 Princes Gate London SW7 2QA
Installation of replacement roof lights within existing openings, installation of man saf…
25/03832/FULL
2025 Approved
Flat 2 Montrose House 44 Princes Gate London SW7 2QA
Internal alterations at Ground Floor level; and removal of a non-original internal wall.
25/05738/LBC
2025
Open Space Princes Gardens London
T86 - Platanus x hispanica (London Plane): Remove specified limb(s) - early stage, massar…
25/03152/TPO
2025
4 Montrose Court London SW7 2QH
Erection of a full width two storey rear extension to single dwelling house.
25/00316/FULL
2023 Approved
1B Ennismore Gardens Mews London SW7 1HX
Alteration and extension of mews house behind retained front ground floor façade includin…
23/04226/FULL
2022 Approved
45 Princes Gate London SW7 2QA
Refurbishment of the existing timber windows and the existing roof including replacement…
22/08241/LBC
2022 Withdrawn
Prince's Gardens Preparatory School 10 - 13 Princes Gardens London SW7 1NA
T1 = To Fell 1 X Elm Tree as Close to Ground Level as Possible (Tree has Dutch Elm Diseas…
22/07530/TCA
2022 Approved
12 Ennismore Gardens Mews London SW7 1HY
Variation of conditions 1 and 6 of planning permission dated 12 October 2020 (RN: 20/0527…
22/04487/FULL
2022 Approved
Flat 3A Kingston House South Ennismore Gardens London SW7 1NF
Installation of replacement single glazed metal framed window with double glazed aluminiu…
22/03636/FULL
2022
12 Ennismore Gardens Mews London SW7 1HY
Variation of conditions 4,5,6,7 of planning permission dated 12th October 2020 (RN 20/052…
22/03518/FULL
2021 Approved
12 Ennismore Gardens London SW7 1AA
Insertion of a door within the lightwell. Internal alterations including the removal of p…
21/07878/LBC
2021 Approved
4 Montrose Court London SW7 2QH
Erection of a two storey extension at front of house with alterations to front, rear and…
21/08077/FULL
2021 Approved
Flat 3A Kingston House South Ennismore Gardens London SW7 1NF
Replacement of the existing single glazed metal patio door with new aluminium double glaz…
21/06588/FULL
2021 Approved
Garden Hall Of Residence Imperial College 10-12 Princes Gardens London SW7 1ND
1 x Elm: crown reduce by up to 30%, to include lifting and cutting back from the playgrou…
21/05540/TCA
2020 Refused
4 Montrose Court London SW7 2QH
Formation of a new basement under the existing footprint of the house with a small rear l…
20/03198/FULL
2017 Approved
11E Ennismore Gardens London SW7 1AA
Internal alterations including removal and addition of partitions to rear en-suite shower…
17/01124/LBC
2016 Withdrawn
11D Ennismore Gardens London SW7 1AA
Installation of air conditioning condenser unit (Linked with 16/07291/LBC).
16/07290/FULL
2016 Withdrawn
11D Ennismore Gardens London SW7 1AA
Installation of air conditioning condenser unit (Linked with 16/07290/FULL).
16/07291/LBC
2016 Approved
11D Ennismore Gardens London SW7 1AA
Alterations to internal layout
16/07286/LBC
2016 Approved
Weeks Hall Of Residence Imperial College 16-18 Princes Gardens London SW7 1NE
Alterations in connection with removal of asbestos containing materials.
16/04850/LBC
Westminster
Planning Authority Score
3.5/10
Below average
#221 of 296 councils
Relevant to this application:
Other 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

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.