Flat 2, 9 Cornwall Gardens, London, SW7 4AL Data via plota.co.uk

LB/25/06435 - Listed Building Consent Approved
Extensions & alterations

Proposal

Internal refurbishment of flat including removal of existing partitions, finishes and fittings. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
10 Nov 2025
✓
Approved
9 Apr 2026

Approved on 9 Apr 2026 · Last checked 22 Oct 2026

Documents

View the documents on the council's website ↗

Site constraints 9

Grade II listed: 6-16, Cornwall Gardens Sw7
List entry 1358155 · The pin is inside its outline · 13 more listed buildings within 150 m (13 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 13 with distances
Historic England ↗
Cornwall 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 - No 100. Named permitted development rights are withdrawn here.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.
Tree preservation order
Consent is needed before work on protected trees.
Not every council has published its orders as open data, so no order shown is not proof there is none.
Air quality management area: Kensington and Chelsea 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
National infrastructure project 1521 m away: Thames Tideway Tunnel; Inside the Kensington and Chelsea built-up area; Public transport access: PTAL 6a (excellent), TfL 2023, for the 100 m square; Designated open space 18 m away.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 3 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 area140 m² (1,507 sq ft)
Energy ratingC (70 out of 100), could reach B
PropertyEnclosed mid-terrace flat, 5 habitable rooms
Built1900 to 1929
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in December 2015, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

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Other new applications on this street

26 Oct 2026Pending

Flat D, 11 Cornwall Gardens, London, SW7 4AL

Internal refurbishment to first floor flat. (Part-retrospective application)

LB/26/05705
18 Aug 2026Approved

11 Cornwall Gardens, London, SW7 4AL

Replacement of rear roofs at lower ground floor level with single flat roof, ext...

LB/26/04371
7 Oct 2026Pending

Fourth And Fifth Floor Flat, 21 Cornwall Gardens, London, SW7 4AW

External and internal alterations including installation of an air-conditioning ...

LB/26/05447
25 Aug 2026Pending

Flat 6, 61 Cornwall Gardens and Flat 7, 60 Cornwall Gardens, London, SW7 4BE

Amalgamation of Flat 6, 61 Cornwall Gardens and Flat 7, 60 Cornwall Gardens to f...

LB/26/04600

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3 Nov 2026Pending

1 Colbeck Mews, London, SW7 4LX

Details required by conditions 9 (Construction Traffic Management Plan (CTMP)) o...

CON/26/05864
3 Nov 2026Pending

24 Queen's Gate Gardens, London, SW7 5RP

External repair and conservation works, comprising: retention and completion of ...

LB/26/05755
3 Nov 2026Pending

24 Queen's Gate Gardens, London, SW7 5RP

External repair and conservation works, comprising: retention and completion of ...

PP/26/05753
2 Nov 2026Pending

Flat 22, Clareville Court, Clareville Grove, London, SW7 5AT

Alterations to fifth floor terrace of Flat 22, including new terrace doors, rail...

PP/26/05811
30 Oct 2026Pending

Royal College Of Art Kensington Gore London SW7 2EU

Detailed drawings and materials of the New staircase within Henry Moore Building...

26/07327/ADLBC
29 Oct 2026Pending

Flat 5, 50 Courtfield Gardens, London, SW5 0ND

Variation of condition 2 (approved drawings) of planning permission PP/25/02409 ...

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Important details

Council
Kensington and Chelsea
Application type
Listed Building Consent
Postcode
SW7 4AL
Received
10 Nov 2025
Validated
10 Nov 2025
Ward
Queen's Gate
Case officer
Show
Target decision
5 Jan 2026
Decision
Granted
Decision date
9 Apr 2026
Applicant
Show

How this decision compares

Decided in 150 days from validation, 72 days slower than Kensington and Chelsea's median of 78 for extensions. Approved, as 95% of extensions here are.

35%decided within 8 weeks
95%approved
1,595decided in the last year

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

Consultation & key dates

Comments by
3 Apr 2026

Historical activity at this location

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

Within ~100m

Nearby activity

2025 Approved
25 Launceston Place, London, W8 5RN
Prune 1 x Magnolia (rear)
ARB/25/06209
2025 Withdrawn
Flat 5, 8 Cornwall Gardens, London, SW7 4AL
Internal reconfiguration and refurbishment***Withdrawn***
LB/25/06312
2025
Flat H, 45 Gloucester Road, London, SW7 4QL
Erection of a mansard addition to the front
PP/26/00092
2025 Approved
Flat 6, 9 Cornwall Gardens, London, SW7 4AL
Internal works to flat (Retrospective Application)
LB/25/05134
2025 Approved
20 Launceston Place, London, W8 5RL
Prune 1x Robinia at front
ARB/25/05861
2025 Approved
Flat H, 45 Gloucester Road, London, SW7 4QL
Variation of condition 2 (compliance with approved drawings) of planning permission 24/05…
PP/25/05308
2025 Approved
Flat 5, 89 Cornwall Gardens, London, SW7 4AX
Internal alterations.
LB/25/02230
2025 Approved
Flat 14, 1-3 Cornwall Gardens, London, SW7 4AJ
Replacement of windows and doors at front and rear.
PP/25/03101
2025 Approved
Flat 17, 15-16 Cornwall Gardens, London, SW7 4AN
Replacement of sliding doors onto external balcony. No alterations or works to any extern…
LB/25/00700
2024 Approved
Third Floor Flat, 15 Queen's Gate Gardens, LONDON, SW7 5LY
Internal alterations at third floor level
LB/24/05240
2024 Approved
Flat H, 45 Gloucester Road, LONDON, SW7 4QL
Erection of mansard roof extension with dormers to replace low pitch roof facing West; in…
PP/24/05552
2024 Refused
53 Gloucester Road, LONDON, SW7 4QN
Rear extension to existing fourth floor flat. Roof extension above to create additional 5…
PP/24/05443
2024 Approved
58 Gloucester Road, LONDON, SW7 4QT
Installation of externally illuminated fascia and projecting signs and one window viny, t…
CA/24/05520
2024
53 Gloucester Road, London
Rear extension to fourth floor flat. Mansard type roof extensions above to create additio…
PP/24/05274
2024 Approved
Flat 6, 100 Gloucester Road, LONDON, SW7 4AU
Erection of double-pitch mansard roof extension with 3no front and rear facing dormer win…
PP/24/04191
2023 Approved
Flat 9, 15-16 Cornwall Gardens, LONDON, SW7 4AN
Replace existing modern painted timber French doors with new painted timber French doors.
LB/23/07125
2024 Approved
Flat 42, St Georges Court, Gloucester Road, LONDON, SW7 4RA
Prune 1 x Ailanthus Altissima (Tree of Heaven)(T1), 1 x Fagus Sylvatica (Beech)(T3), 1 x…
ARB/24/01531
2023 Approved
Flat 1, Campbell Court, 1-7 Queen's Gate Gardens, LONDON, SW7 4PB
FELL x 1 tree of heaven, prune x 2 tree of heaven x 1 hornbeam, x 1 ash x 1 un-named tree
ARB/23/08373
2023 Approved
Fourth Floor Flat, 15 Queen's Gate Gardens, LONDON, SW7 5LY
Rebuilding and extending rear extension; removing a blocked off clerestory window to the…
LB/23/06393
2023 Approved
Fourth Floor Flat, 15 Queen's Gate Gardens, LONDON, SW7 5LY
Rebuilding and extending existing rear extension, removing a blocked off clerestory windo…
PP/23/06372
2018 Approved
Flat 7, 93 Cornwall Gardens, LONDON, SW7 4AX
Change slope of top part of rear mansard roof and reposition and alteration of rooflights…
LB/18/05459
2018 Approved
Flat 7, 93 Cornwall Gardens, LONDON, SW7 4AX
Change slope of top part of rear mansard roof and reposition and alteration of rooflights…
PP/18/05458
2018 Approved
Fifth Floor Flat, 15 Queen's Gate Gardens, LONDON, SW7 5LY
Changes to roof to form mansard roof. Insertion of front and rear dormer windows. Interna…
LB/18/03907
2018 Approved
Fifth Floor Flat, 15 Queen's Gate Gardens, LONDON, SW7 5LY
Changes to roof to form mansard roof. Insertion of front and rear dormer windows. Interna…
PP/18/03906
2018 Withdrawn
Flat 7, 93 Cornwall Gardens, LONDON, SW7 4AX
Changing the slope of top part of rear mansard roof at 4th floor; reposition and alterati…
LB/18/03901
Kensington and Chelsea
Planning Authority Score
5.1/10
Average
#144 of 296 councils
Relevant to this application:
Other decisions

Kensington and Chelsea ranks #174 out of 296 councils for householder decision speed. Householder applications are slightly more likely to be approved here (94%) than the national average (90%).

These figures are council-wide context, not a prediction for this application. View full council performance
Kensington and Chelsea decision statistics
Based on MHCLG data, the nine months to December 2025
93%
Overall approval rate
Above avg (87%) #58 of 296
94%
Householder approved
Above avg (90%) #110 of 296
61%
Decided in 8 weeks
Below avg (63%) #174 of 296
40%
Extended time limit
Below avg (41%) #152 of 296
94%
Minor dwellings approved
455 decided (1-9 homes)
87%
Change of use approved
53 decided
1,839
Total decisions
135 refused in the nine months to December 2025
Source: MHCLG planning statistics · See full council rankings

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use

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.