46 Portland Place London W1B 1NF Data via plota.co.uk

Pending 26/04113/LBC
Extensions & alterations
Council
Westminster 3.7/10
Date received
22 Jun 2026
Date validated
22 Jun 2026
Postcode
W1B 1NF

Description

Installation of replacement all non-original windows and relevant external glazed doors with new painted windows and new glazed painted external doors together with reinstatement of suitable joinery profiles throughout. Data via plota.co.uk

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Other new applications on this street

63 - 65 Portland Place London W1B 1QR

Details of a management plan pursuant to condition 6 of planning permission date...

26/04498/ADFULL - 6 Jul 2026

Royal Institute Of British Architects 66 Portland Place London W1B 1AD

Removal of an existing roof lantern and infilling of the opening with a new insu...

26/04081/FULL - 22 Jun 2026

Flat 2 94 Portland Place London W1B 1NZ

Internal alterations including removal of limited areas of modern non-structural...

26/02386/FULL - 13 Apr 2026

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6 Upper Wimpole Street London W1G 6LG

Details (photographs and/or manufacturers' specifications) of the external facin...

26/04499/ADFULL - 6 Jul 2026

63 - 65 Portland Place London W1B 1QR

Details of a management plan pursuant to condition 6 of planning permission date...

26/04498/ADFULL - 6 Jul 2026

8 Bentinck Street London W1U 2BJ

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Historical activity at this location

45 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2019 Approved
Details pursuant to condition 18 of planning permission dated 24 August 2017 (RN: 17/0370…
19/00873/ADFULL
2018 Approved
Details pursuant to Condition 7 of listed building consent dated 8 November 2017 (RN: 17/…
18/05482/ADLBC
2018 Approved
Details pursuant to Condition 16 of planning permission dated 8 November 2017 (RN: 17/037…
18/05352/ADFULL
2017 Approved
Installation of secondary glazing to all the rear windows, including the windows that sur…
17/11312/LBC
2017 Approved
Variation of condition 1 of planning permission dated 29 April 2016 (RN 14/12563/FULL) fo…
17/03704/FULL
2017 Approved
Variation of condition 1 of listed buildijng consent dated 29 April 2016 (RN 14/12564/LBC…
17/03940/LBC
2017 Approved
Replacement windows on front facade and enlargement of a lower ground floor window.
17/02029/LBC
2017 Approved
Replacement windows on front elevation and enlargement of a lower ground floor window.
17/02028/FULL
2017 Withdrawn
Variation of Condition 1 of planning permission dated 29 April 2016 (14/12563) for: Demol…
17/00590/FULL
2017 Withdrawn
Variation of Condition 1 of listed building consent dated 29 April 2016 (RN: 14/12564/LBC…
17/00603/LBC
2017 Withdrawn
Internal alterations at ground and first floor level.
17/00889/LBC
2017 Withdrawn
Variation of Condition 1 of listed building consent dated 29 April 2016 (RN: 14/12564/LBC…
17/02094/LBC
2017 Withdrawn
Internal alterations.
17/02085/LBC
2017 Withdrawn
Variation of Condition 1 of listed building consent dated 29 April 2016 (RN: 14/12564/LBC…
17/02084/LBC
2017 Withdrawn
Variation of condition 1 of planning permission dated 29 April 2015 (RN 14/12564/LBC) for…
17/02079/LBC
2017 Withdrawn
Variation of Condition 1 of planning permission dated 29 April 2016 (RN: 14/12563/FULL) f…
17/02027/FULL
2017 Withdrawn
Variation of condition 1 of planning permission dated 29 April 2015 (RN 14/12563/FULL) fo…
17/02026/FULL
2017 Withdrawn
Variation of Condition 1 of planning permission dated 29 April 2016 (RN: 14/12563/FULL) f…
17/02025/FULL
2017 Approved
Details of waste and cycle storage pursuant to Conditions 3 and 4 of planning permission…
17/02024/ADFULL
2017 Withdrawn
Variation of Condition 1 of planning permission (RN: 14/12563/FULL) dated 29 April 2016 f…
17/00586/FULL
Within ~100m

Nearby activity

2025
52 Portland Place London W1B 1NH
Demolition, refurbishment, restoration and alterations to 52 Portland Place as well as re…
25/08377/LBC
2025
52 Portland Place London W1B 1NH
Demolition, refurbishment, restoration and alterations to 52 Portland Place as well as re…
25/08376/FULL
2025 Approved
50 Hallam Street London W1W 6JJ
Extension of party wall and replacement of single chimney of front chimney stack of 50 Ha…
25/03602/LBC
2025
Hallam Street London
Display of one non illuminated fascia sign measuring 0.375m x 1.015m located beneath Cave…
25/07298/ADV
2025 Withdrawn
Hallam House 56 - 60 Hallam Street London W1W 6JL
Demolition of existing roof plant room and erection of a single floor roof extension abov…
25/03713/FULL
2025
Hallam House 56 - 60 Hallam Street London W1W 6JL
Demolition of existing roof plant room and erection of a single floor roof extension abov…
25/04301/FULL
2025 Approved
47 Portland Place London W1B 1JH
Installation of 8 foam board panels with text and photographs with the dimensions 1000 x…
25/01857/LBC
2025
Ground Floor Rear 43 Portland Place London W1B 1QH
Display for a temporary period of six months of a non-illuminated 'to let' board attached…
25/03454/AD7
2025
47 Portland Place London W1B 1JH
Display of 8 foam board panels with text and photographs with the dimensions 1000 x 730 m…
25/02098/ADV
2025
48 Portland Place London W1B 1NN
Pitched and flat roof repairs, external render repairs and redecoration, timber window re…
25/00294/LBC
2024
Hallam House 56 - 60 Hallam Street London W1W 6JL
Installation of replacement access door to ground floor front elevation at south west cor…
24/07743/FULL
2024
8 Cavendish Mews North London W1W 6LA
Reconfiguration of rear windows and installation of new double glazed sash windows.
24/07017/FULL
2024
41 Portland Place London W1B 1QH
Installation of CCTV cameras on the front and rear elevations at ground and lower ground…
24/06861/LBC
2024
41 Portland Place London W1B 1QH
Installation of CCTV cameras on the front and rear elevations at ground and lower ground…
24/06860/FULL
2024 Approved
Flat 1 50 Hallam Street London W1W 6DE
Creation of an opening between the two properties (Linked 24/02952/FULL)
24/02953/LBC
2024 Refused
Flat 1 50 Hallam Street London W1W 6DE
Amalgamation of two separate residential units to form a single larger residential unit (…
24/02952/FULL
2024
Second Floor Flat 48 Portland Place London W1B 1NG
General internal alterations with hallway cupboard changed into a WC, main bathroom chang…
24/04381/LBC
2024 Approved
Stone House 9 Weymouth Street London W1W 6DB
Use of the lower ground floor (part) and ground floor (part) as 3 flats (Class C3) along…
24/01747/FULL
2024
Flat A 5 Hallam Mews London W1W 6AR
This application is for permission to fell a dead silver birch tree to the rear of the fl…
24/04052/TCA
2024 Approved
4 - 5 Cavendish Mews North London W1W 6LA
Erection of a roof extension and alterations to the front elevation to enlarge and alter…
24/00473/FULL
2018 Approved
48 Portland Place London W1B 1NG
Variation of Condition 1 and removal of Condition 10 of planning permission dated 18 Sept…
18/04311/FULL
2018 Approved
43 Portland Place London W1B 1QH
Removal of two supporting posts at basement and ground floor levels.
18/03048/LBC
2018 Refused
42 Portland Place London W1B 1NB
Display for a temporary period of six months of a non-illuminated estate agent board loca…
18/01067/AD7
2018 Approved
42 Portland Place London W1B 1NB
Display for a temporary period of six months of a non illuminated estate agent board atta…
18/00833/AD7
2018 Withdrawn
6 Hallam Mews London W1W 6AR
Use of property as two flats (one 1-bed and one 2-bed). Alterations to the front elevatio…
18/00264/FULL
Westminster
Planning Authority Score
3.7/10
Below average
#209 of 292 councils
Relevant to this application:
Householder decisions

Westminster is slower than most councils at deciding householder applications, ranking #227 out of 292. Only 27% of applications have the time limit extended, well below the 40% national average - the council usually decides on time. Westminster is also one of the strictest councils - it refuses more householder applications than almost any other, with only 79% approved vs 90% nationally.

One of the strictest councils
only 79% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Westminster decision performance
Based on MHCLG data, 2025
86%
Overall approval rate
Below avg (87%) #200 of 292
79%
Householder approved
Below avg (90%) #279 of 292
53%
Decided in 8 weeks
Below avg (64%) #227 of 292
27%
Extended time limit
Below avg (40%) #43 of 292
86%
Minor dwellings approved
14 decided (1-9 homes)
67%
Major dwellings approved
3 decided (10+ homes)
86%
Change of use approved
140 decided
4,828
Total decisions
669 refused in 2025
Source: MHCLG planning statistics · See full council rankings