46 Blenheim Crescent, London, W11 1NY

Pending PP/26/02134
Extensions & alterations
Council
Kensington and Chelsea 5/10
Date received
5 May 2026
Date validated
5 May 2026
Postcode
W11 1NY

Description

Replacement sash & casement windows with heritage style double glazed sash & casement units to match existing

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Other new applications on this street

36 Blenheim Crescent, London, W11 1NY

Replacement of sash & casement windows with heritage style double glazed sash un...

PP/26/02655 - 2 Jun 2026

23 Blenheim Crescent, London, W11 2EF

Replacement sash & casement windows with heritage style double glazed sash & cas...

PP/26/02133 - 5 May 2026

81 Blenheim Crescent, London, W11 2EG

Replacement sash & casement windows with heritage style double glazed sash & cas...

PP/26/02135 - 5 May 2026

Basement And Ground Floor, 14 Blenheim Crescent, London, W11 1NN

Installation of new shopfront alterations, new plant, extract duct and parapet w...

PP/26/01868 - 23 Apr 2026

Nearby new applications

44 Lansdowne Crescent, London, W11 2NN

Replacement of timber windows with slim line double glazed timber sash & casemen...

PP/26/02657 - 2 Jun 2026

36 Blenheim Crescent, London, W11 1NY

Replacement of sash & casement windows with heritage style double glazed sash un...

PP/26/02655 - 2 Jun 2026

25 Tavistock Road, London, W11 1AS

Replacement of sash & casement windows with heritage style double glazed sash & ...

PP/26/02860 - 2 Jun 2026

33 Tavistock Road, London, W11 1AS

Replacement of sash & casement windows with heritage style double glazed sash & ...

PP/26/02856 - 2 Jun 2026

234 Portobello Road, London

Refurbishment of commercial space and residential unit above to provide reconfig...

PP/26/02893 - 1 Jun 2026

92 Cambridge Gardens, London, W10 6HS

Prune 1x Lime and 1x Cherry at front and prune 2x Lime trees in rear garden

ARB/26/02891 - 29 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
72 Blenheim Crescent, London, W11 1NZ
Prune 1x Sycamore at rear
ARB/25/06675
2025 Approved
Talbot House, 10 Ladbroke Crescent, London, W11 1PS
Removal and replacement of pitched roof covering; removal of balcony glass infill panels…
PP/25/04585
2025 Approved
72 Blenheim Crescent, London, W11 1NZ
Replacement of existing French doors on rear elevation at lower ground and ground floor l…
PP/25/04638
2025 Approved
72 Blenheim Crescent, London, W11 1NZ
Replacement of existing windows with double glazed units, replacement of bin store within…
PP/25/04543
2025 Approved
66 Blenheim Crescent, London, W11 1NZ
Partial reconstruction of existing rear extension at upper ground floor level with new bi…
PP/25/03778
2025 Approved
First Floor Flat, 58 Blenheim Crescent, London, W11 1NY
Construction of extension onto rear second floor terrace. Installation of low profile roo…
PP/25/01818
2024 Approved
71 Blenheim Crescent, London, W11 2EG
Installation of two external air conditioning condenser units to the mansard roof.
PP/24/08552
2024 Approved
Hudson House, St Mark's Place, London, W11 1NU
FELL 1 x Cherry Tree in rear garden.
ARB/24/08288
2024 Approved
71 Blenheim Crescent, LONDON, W11 2EG
Replacement of single glazed windows with slimline double glazed like-for-like windows. R…
PP/24/03097
2023 Approved
Thomas Jones Primary School, St Mark's Road, LONDON, W11 1RQ
Installation of the air source heat pumps
PP/23/07913
2023 Withdrawn
Thomas Jones Primary School, St Mark's Road, London, W11 1RQ
Installation of air source and water to water heat pumps ***WITHDRAWN***
PP/23/05812
2023 Approved
Flat 1, 52 Blenheim Crescent, LONDON, W11 1NY
Rear side infill extension with double glazed lantern roof light, a new double glazed tim…
PP/23/04336
2023 Approved
60 Blenheim Crescent, London, W11 1NY
Replacement of ground floor single glazed windows with double glazed like for like
PP/23/04294
2023 Approved
Gardens, Dale Row, London
Prune as specified (front)
ARB/23/03342
2022 Refused
6 St Mark's Place, LONDON, W11 1NS
Erection of a 2-storey lower and upper ground floor rear extension, replacement of single…
PP/22/05913
2023 Refused
60 Blenheim Crescent, LONDON, W11 1NY
Demolition of existing and construction of enlarged rooftop extension.
PP/23/01968
2023 Refused
60 Blenheim Crescent, LONDON, W11 1NY
Demolition of conservatory on the third floor and construction of enlarged rooftop extens…
PP/23/00959
2022 Approved
73 Blenheim Crescent, LONDON, W11 2EG
Erection of single-storey rear extension at lower ground floor level.
PP/22/06711
2022 Approved
19 Cornwall Crescent, LONDON, W11 1PH
Extension to rear lower ground floor flat. Reconstruction of closet wing at upper ground…
PP/22/05886
2022 Approved
63 Blenheim Crescent, LONDON, W11 2EG
Prune x 1 lime (front garden)
ARB/22/06809
2016 Approved
First/second Floor Flat, 54 Blenheim Crescent, LONDON, W11 1NY
Extension of closet wing at rear second floor level, on half-landing level between first…
PP/16/03125
2016 Approved
54 Blenheim Crescent, LONDON, W11 1NY
Variation of condition 2 (Compliance with approved drawings) of PP/15/01955 to create a s…
PP/16/02934
2016 Refused
59 and 61 Blenheim Crescent, LONDON, W11 2EG
Creation of mansard roofs to both properties, with front and rear dormer windows, and roo…
PP/16/02142
2016 Approved
59 and 61 Blenheim Crescent, LONDON, W11 2EG
Alterations to No. 61 including reinstatement of bay windows to lower and ground floors…
PP/16/02367
2016 Withdrawn
79 Blenheim Crescent, LONDON, W11 2EG
Construction of replacement single storey rear extension ***WITHDRAWN***
PP/16/00991
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