Westminster · W9

What's Being Built in Maida Vale

Track the latest renovation and development activity in Maida Vale. We monitor planning applications across Westminster to help you understand what's possible on your street.

12 Applications 67% Approved Conservation Area: Yes
Representative data based on typical development activity in this area. For verified planning decisions, visit your borough planning portal. Data is illustrative and updated periodically.
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Applications Tracked
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Approval Rate (%)
Loft Conversion
Most Popular Project
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Avg Decision Time (Weeks)

Project Type Breakdown

Loft Conversion
25%
Basement Conversion
17%
Side Return Extension
8%
Rear Extension
8%
New Build
8%
Roof Terrace
8%
Full Refurbishment
8%
Listed Building Consent
8%
Mansard Extension
8%

Recent Planning Applications

Address Project Type Status Date Description
46 Castellain Road, W9 Side Return Extension Pending 11 Mar 2026 Side return and rear extension creating open-plan kitchen-dining space
31 Castellain Road, W9 Rear Extension Approved 24 Feb 2026 Single-storey rear extension under permitted development rights
8 Warrington Crescent, W9 Loft Conversion Under Review 18 Feb 2026 L-shaped dormer loft conversion with rear dormer and Velux windows to front
69 Elgin Avenue, W9 Loft Conversion Approved 11 Feb 2026 Hip-to-gable loft conversion with new dormer to rear elevation
9 Randolph Avenue, W9 New Build Approved 10 Feb 2026 Construction of new mews house on former garage site
7 Lauderdale Road, W9 Loft Conversion Approved 9 Feb 2026 L-shaped dormer loft conversion with rear dormer and Velux windows to front
50 Blomfield Road, W9 Basement Conversion Under Review 27 Jan 2026 Single-storey basement extension with front and rear lightwells
11 Castellain Road, W9 Roof Terrace Pending 24 Jan 2026 Formation of terrace on existing flat roof with external staircase access
51 Warrington Crescent, W9 Full Refurbishment Approved 22 Dec 2025 Full renovation of period property including restoration of original features
25 Formosa Street, W9 Listed Building Consent Approved 9 Oct 2025 Sensitively designed rear extension to Grade II listed terraced property
45 Randolph Crescent, W9 Mansard Extension Approved 27 Aug 2025 Construction of rear mansard roof extension to create additional floor
6 Blomfield Road, W9 Basement Conversion Approved 3 Mar 2025 New basement level with front lightwell, providing additional living accommodation
46 Castellain Road, W9
Side Return Extension
Side return and rear extension creating open-plan kitchen-dining space
11 Mar 2026 Pending
31 Castellain Road, W9
Rear Extension
Single-storey rear extension under permitted development rights
24 Feb 2026 Approved
8 Warrington Crescent, W9
Loft Conversion
L-shaped dormer loft conversion with rear dormer and Velux windows to front
18 Feb 2026 Under Review
69 Elgin Avenue, W9
Loft Conversion
Hip-to-gable loft conversion with new dormer to rear elevation
11 Feb 2026 Approved
9 Randolph Avenue, W9
New Build
Construction of new mews house on former garage site
10 Feb 2026 Approved
7 Lauderdale Road, W9
Loft Conversion
L-shaped dormer loft conversion with rear dormer and Velux windows to front
9 Feb 2026 Approved
50 Blomfield Road, W9
Basement Conversion
Single-storey basement extension with front and rear lightwells
27 Jan 2026 Under Review
11 Castellain Road, W9
Roof Terrace
Formation of terrace on existing flat roof with external staircase access
24 Jan 2026 Pending
51 Warrington Crescent, W9
Full Refurbishment
Full renovation of period property including restoration of original features
22 Dec 2025 Approved
25 Formosa Street, W9
Listed Building Consent
Sensitively designed rear extension to Grade II listed terraced property
9 Oct 2025 Approved
45 Randolph Crescent, W9
Mansard Extension
Construction of rear mansard roof extension to create additional floor
27 Aug 2025 Approved
6 Blomfield Road, W9
Basement Conversion
New basement level with front lightwell, providing additional living accommodation
3 Mar 2025 Approved

Planning in Westminster

Westminster Council manages planning applications across Maida Vale and the wider borough. As a conservation area, Maida Vale is subject to additional planning controls. Permitted development rights may be restricted under Article 4 directions, meaning proposals that would normally not require planning permission may need a formal application.

For advice on what you can build in Maida Vale, see our Planning & Permissions guide. You can also review our planning track record to see our approval rates across London boroughs.

Our team has a 97% approval rate in Westminster

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