292 Portobello Road, London, W10 5TE Data via plota.co.uk

Consultation PP/26/04203
Extensions & alterationsNew homes
Council
Kensington and Chelsea 5.1/10
Date received
28 Sept 2026
Date validated
28 Sept 2026
Postcode
W10 5TE
Leaseholder
Show

Description

Roof extension to form a self-contained studio flat over existing block of flats Data via plota.co.uk

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Last checked

Decision outlook

Plota predicts a decision between 30 Nov 2026 and 12 Jan 2027, from Kensington and Chelsea's recent extensions.

Day 11 of the 56-day target. Kensington and Chelsea usually decides extensions by day 83.

Day 1172 days to the predicted decision (day 83)
33%decided within 8 weeks
96%approved
1,421decided 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 →

Site constraints 7

2 Article 4 directions
Article 4 - No 100 · Article 4 - No 106. Named permitted development rights are withdrawn here.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: 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 ↗
Town centre: Portobello
A designated centre in the London Plan.
Shops, services and active frontages are protected in centres, and main town centre uses are steered here first.
Also on the record
Conservation area about 39 m away: Oxford Gardens; Inside the Kensington and Chelsea built-up area; Public transport access: PTAL 4 (good), TfL 2023, for the 100 m square; Designated open space about 39 m away.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 6 October 2026. The pin for this application is the centre of its postcode rather than the building, so distances to nearby designations are measured from the postcode and can be out by the width of the postcode area. Historic England, the Environment Agency, Natural England, 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 area117 m² (1,259 sq ft)
Energy ratingD (55 out of 100), could reach C
PropertyEnd-terrace flat, 6 habitable rooms
Built1950 to 1966
HeatingBoiler and radiators, mains gas
WallsCavity wall, as built, no insulation (assumed)

From the energy performance certificate lodged in October 2017, 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

13 May 2026Approved

310 Portobello Road, London, W10 5TA

First floor side extension facing Bevington Road, replacing terrace with awning.

PP/26/02387
17 Apr 2026Decided

371 Portobello Road, London, W10 5SG

Verification Order required to confirm the numbering and description of the resi...

SNN/26/01758

Nearby new applications

6 Oct 2026Pending

3 Leamington Road Villas London W11 1HS

T1: Lime Tree (Tilia x Europaea) - Pollard back to previous pollard points in or...

26/06798/TPO
30 Sept 2026Pending

9 Aldridge Road Villas London W11 1BL

Amendments to planning permission dated 12th September 2024 (RN 24/02130/FULL) f...

26/06692/NMA
29 Sept 2026Pending

46 Aldridge Road Villas London W11 1BW

Amalgamation of two existing lower ground and ground floor C3 apartments to crea...

26/06655/FULL
28 Sept 2026Pending

32 Hewer Street, London, W10 6DU

Proposed loft conversion and alterations including reduction of rear extension w...

PP/26/05113
25 Sept 2026Pending

307 Westbourne Park Road, London, W11 1EF

Installation of shopfront with retractable awning. Installation of 1 x externall...

CA/26/05133
25 Sept 2026Pending

307 Westbourne Park Road, London, W11 1EF

Installation of shopfront with retractable awning. Installation of 1 x externall...

PP/26/05132

Historical activity at this location

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

Within ~100m

Nearby activity

2025 Refused
Ground Floor, 274 Portobello Road, London, W10 5TE
Construction of side extension at ground floor level (Retrospective application).
PP/25/03918
2025 Approved
3 Oxford Gardens, London, W10 5UE
Replacement of single glazed, timber framed sash & casement windows with slimline double…
PP/25/04044
2025 Approved
1 Oxford Gardens, London, W10 5UE
Replacement of sash and casement windows with heritage timber slimline double-glazed sash…
PP/25/04041
2025 Approved
Flat A, 9-11 Oxford Gardens, London, W10 5UE
Prune 1 x Lime (front)
ARB/25/04998
2024 Approved
24 Cambridge Gardens, LONDON, W10 5UB
Prune 2x Lime trees at front
ARB/24/07092
2024 Approved
Basement Flat, 291 Portobello Road, LONDON, W10 5TD
Erection of single storey rear extension to basement and ground floor flat, within rear c…
PP/24/05260
2022 Approved
Lower Ground and Ground Floor, 4 Cambridge Gardens, London, W10 5UB
The amalgamation of 2 flats to form a single two-bedroom dwelling unit with a total floor…
PP/22/07612
2023 Approved
Basement Flat, 291 Portobello Road, London, W10 5TD
Construction of single storey extension at rear ground floor level within courtyard.
PP/23/02936
2023 Approved
20 Cambridge Gardens, LONDON, W10 5UB
FELL 1 x Lime and Prune 1x lime (rear)
ARB/23/02013
2023 Approved
20 Cambridge Gardens, LONDON, W10 5UB
Prune 1x Sycamore tree in the front garden
ARB/23/01324
2023 Refused
First And Second Floor Flat, 301 Portobello Road, LONDON, W10 5TD
Retention of roof terrace; glass security guardings to rear elevation (Retrospective appl…
PP/23/00272
2023
First And Second Floor Flat, 301 Portobello Road, LONDON, W10 5TD
Retention of second floor outrigger balcony terrace and replacement of sash window with F…
PP/23/00344
2021 Approved
Ground Floor, 290 Portobello Road, LONDON, W10 5TE
Extend and enclose rear light well at lower ground level; creation of new room with glaze…
PP/21/05530
2022 Refused
274 Portobello Road, LONDON, W10 5TE
Installation of non-illuminated mural advertisement on the end wall, measuring 8.3 metres…
CA/22/05986
2022 Approved
Flat B, 16 Cambridge Gardens, LONDON, W10 5UB
FELL 1 x lime (rear)
ARB/22/06467
2022 Refused
First And Second Floor Flat, 301 Portobello Road, LONDON, W10 5TD
Creation of roof terrace and addition of second floor terrace to outrigger (retrospective…
PP/22/00160
2021 Approved
First And Second Floor Flat, 301 Portobello Road, LONDON, W10 5TD
Replacement of windows to first and second floor flat with double-glazed, timber-framed r…
PP/21/01702
2021 Approved
274 Portobello Road, LONDON, W10 5TE
Variation of condition 2 (approved plans) of planning permission 18/01872 to allow altera…
PP/21/01411
2020 Approved
5-7 Oxford Gardens, LONDON, W10 5UE
FELL 1x Lime tree at front Good Morning Emma, Thank you for the e-mail. I can confirm tha…
ARB/20/06724
2020 Withdrawn
First And Second Floor Flat, 301 Portobello Road, LONDON, W10 5TD
Alterations to residential unit on upper floors including construction of second floor re…
PP/20/06697
2017 Approved
274 Portobello Road, LONDON, W10 5TE
Erection of ground to second floor rear extension, reconfiguration of internal layout to…
PP/17/01089
2017 Approved
19 Oxford Gardens, LONDON, W10 5UE
Prune 1 x Tree of Heaven (rear garden).
ARB/17/01325
2016 Approved
20 Cambridge Gardens, LONDON, W10 5UB
Prune 2 x Lime and 1 x Sycamore
ARB/16/07201
2016 Approved
16 Cambridge Gardens, LONDON, W10 5UB
Installation of a vertical grabrail to right hand side pillar to front porch
PP/16/05631
2016 Approved
Flat A, 17 Oxford Gardens, LONDON, W10 5UE
Prune 1 x Lime tree
ARB/16/03851
Kensington and Chelsea
Planning Authority Score
5.1/10
Average
#144 of 296 councils
Relevant to this application:
Householder 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

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.

Leaseholders: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.