46 Blenheim Crescent, London, W11 1NY Data via plota.co.uk

Decision PP/26/02134
Extensions & alterations
Council
Kensington and Chelsea 5.1/10
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 Data via plota.co.uk

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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

59 Blenheim Crescent, London, W11 2EG

Retention of two external air conditioning condenser units; repositioning of con...

PP/26/03631 - 7 Jul 2026

125 Blenheim Crescent, London, W11 2EQ

Proposed installation of two wall mounted electric retractable awnings to existi...

PP/26/03387 - 25 Jun 2026

89 Blenheim Crescent, London, W11 2EQ

Installation of 1no. air condenser unit within acoustic enclosure, to rear garde...

PP/26/03065 - 12 Jun 2026

Nearby new applications

7 Treadgold Street, London, W11 4BL

Replacement of existing single glazed timber sash windows with new double-glazed...

PP/25/03886 - 21 Jul 2026

99 Elgin Crescent, London, W11 2JF

Replacement of windows, enlargement of lower ground floor window, creation of Fr...

PP/26/03889 - 17 Jul 2026

Flat A, 48 Ladbroke Grove, London, W11 2PA

FELL 1 x Robinia (front)

ARB/26/03798 - 15 Jul 2026

194 Lancaster Road, London, W11 1QU

Renewal of all windows and rear door

PP/26/03716 - 15 Jul 2026

Flat 1, 102 Oxford Gardens, London, W10 6NG

Prune 1 x Silver Birch (front)

ARB/26/03760 - 15 Jul 2026

Stanley Park Gardens (South), Stanley Gardens, London, W11

Prune 1 x Mimosa, 1 x Japanese Privet, 3 x Weeping Ash trees, andFELL 1 x Yew tr...

ARB/26/03727 - 14 Jul 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
5.1/10
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 performance
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