Campden Mansions, 9 Kensington Mall, London, W8 4DU

Pending PP/26/01787
Change of useExtensions & alterationsNew homes
Council
Kensington and Chelsea 5/10
Date received
21 Apr 2026
Date validated
21 Apr 2026
Postcode
W8 4DU

Description

Construction of mansard roof extension to create new flat (Use Class C3)

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Other new applications on this street

Campden Mansions, 9 Kensington Mall, London

Excavation beneath building footprint to increase floor to ceiling height in bas...

PP/26/00457 - 9 Mar 2026

Nearby new applications

1 Palace Green, London, W8 4QA

Details required by condition 23 (Site Inspection (Relating to remedial works an...

CON/26/02942 - 1 Jun 2026

28 Kensington Park Road, London, W11 3BU

Replacement front elevations windows with double glazed sashes and redesign of f...

PP/26/02882 - 1 Jun 2026

Latimer House, 54 Kensington Park Road, London, W11 3BL

Installation of anti-climb security measures to existing boundary walls and vehi...

PP/26/02827 - 29 May 2026

55 Inverness Terrace London W2 3JN

Installation of two condensers & acoustic enclosure to the rear of property. (Li...

26/03530/LBC - 29 May 2026

55 Inverness Terrace London W2 3JN

Installation of two condensers & acoustic enclosure to the rear garden. (Linked ...

26/03529/FULL - 29 May 2026

Cellnet Communication Station On Roof of York House, York House Place, London, W8 4EY

Removal of 6no. antennas and replacement of 5no. antennas with 2no. new support ...

PP/26/02640 - 28 May 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
10 Strathmore Gardens, London, W8 4RZ
Variation of Condition 2 (Approved drawings) of PP/24/08551 (External alterations; reinst…
PP/26/00115
2025 Refused
136 Kensington Church Street, London, W8 4BH
Use of building as a single dwellinghouse under Use Class C3 and associated internal alte…
PP/25/04949
2025 Approved
136 Kensington Church Street, London, W8 4BH
Internal alterations.
LB/25/04950
2025 Approved
112-114 Palace Gardens Terrace, London, W8 4RT
Verification Order required to confirm the renumbering and description of the Church, Nur…
SNN/25/06406
2025 Approved
Flat 19, Campden Hill Mansions, Edge Street, London, W8 7PL
Addition of fixed roof light within existing flat roof.
PP/25/04545
2025 Approved
8 Rabbit Row, London, W8 4DX
Alterations to fenestration, installation of 10no solar PV panels to main flat roof and i…
PP/25/04590
2025 Approved
Second Church of Christ Scientist, 104-108 Palace Gardens Terrace, London, W8 4RT
Alterations within church to provide disabled access.
LB/25/02614
2025 Approved
Basement Flat (north), 112 Palace Gardens Terrace, London, W8 4RT
Prune 1 x Honey locust (Gleditsia triacanthos) in front garden
ARB/25/04804
2025 Approved
Flat 5/6, 2 Strathmore Gardens, London, W8 4RZ
Installation of an AC condenser unit with acoustic enclosure on the roof. Installation of…
PP/25/04424
2025 Approved
Essex Unitarian Church, 112-114 Palace Gardens Terrace, London, W8 4RT
Prune 1 x tree (unspecified) in forecourt of above church, overhanging road.
ARB/25/03963
2025 Approved
59A Palace Gardens Terrace, London, W8 4RU
Installation of 1no. air condensing unit within acoustic enclosure on the flat roof of th…
PP/25/02953
2025 Approved
Flat 3, 8 Strathmore Gardens, London, W8 4RZ
Replacement of front sash windows to match existing.
PP/25/02487
2024 Approved
10 Strathmore Gardens, London, W8 4RZ
External alterations; reinstatement of first floor rear terraces; alterations to fenestra…
PP/24/08551
2024 Approved
59A Palace Gardens Terrace, London, W8 4RU
Rebuilding two-storey rear extension; construction of single storey rear extension within…
PP/24/07747
2025 Approved
Second Church of Christ Scientist, 104-108 Palace Gardens Terrace, LONDON, W8 4RT
Prune 1 x London Plane (front)
ARB/25/00498
2024 Approved
158 Kensington Church Street, London W8 6SH
FELL 1 x Fig (T1) and Prune 1 x Arbutus (T2) in rear garden.
ARB/24/07961
2024 Approved
Flat 4 and Flat 5, 5 Strathmore Gardens, London, W8 4RZ
Verification Order required to confirm the numbering and description of the newly develop…
SNN/24/07654
2024 Approved
116 Palace Gardens Terrace, LONDON, W8 4RT
Variation of condition 7 (windows in painted timber) of planning permission 21/04069 to a…
PP/24/05473
2024 Approved
Flat 4, 11 Strathmore Gardens, LONDON, W8 4RZ
Installation of openable flat rooflight at flat roof
PP/24/05448
2024 Approved
8 Rabbit Row, LONDON, W8 4DX
Alterations to access door and openings on the front elevation. Replacement of ground flo…
PP/24/03896
2018 Approved
Ground Floor And First Floor, Second Church of Christ Scientist, 104-108 Palace Gardens Terrace, LONDON, W8 4RT
Replacement of non-original textured, single glazed windows to principle elevation with c…
LB/18/02660
2018 Approved
59A Palace Gardens Terrace, LONDON, W8 4RU
Confirmation that the use of three former garages are in lawful use as ancillary resident…
CL/18/02742
2018 Approved
140-142 Kensington Church Street, LONDON, W8 4BN
Retention of two air ducts/flues, to be painted white.
PP/18/01976
2018 Approved
On highway outside of 166-168 Kensington Church Street, London, W8 4BN
Installation of telephone kiosk on pavement.
PA/18/00519
2018 Approved
On highway outside 178 Kensington Church Street, London, W8 4DP
Installation of telephone kiosk on pavement.
PA/18/00498
Kensington and Chelsea
Planning Authority Score
5/10
Average
#144 of 292 councils
Relevant to this application:
Householder decisions

Kensington and Chelsea ranks #186 out of 292 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 performance
Based on MHCLG data, 2025
93%
Overall approval rate
Above avg (87%) #62 of 292
94%
Householder approved
Above avg (90%) #109 of 292
59%
Decided in 8 weeks
Below avg (64%) #186 of 292
40%
Extended time limit
Below avg (40%) #148 of 292
94%
Minor dwellings approved
578 decided (1-9 homes)
87%
Change of use approved
60 decided
2,381
Total decisions
166 refused in 2025
Source: MHCLG planning statistics · See full council rankings