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Permitted12/10394/FULLLoft conversion

103-109 Wardour Street Westminster W1F 0UN

Demolition of rear curved facade, part of the flank facade and roof top plant enclosure and replacement with new facades including squared-off rear facade and new roof extension; rear basement and ground floor extensions; enlargement of basement lightwell; use of part basement, part ground floor and upper floors for residential (Class C3) purposes; use of part basement for plant provision; retention of ground floor restaurant with extended internal kitchen extract duct terminating above new roof level within new louvred plant enclosure;residential terraces at 7th floor level; green roof and other external alterations including insertion of new window openings.

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Map of the site

Progress

Submitted
— completed
Validated
— completed
Consultation
— completed
Target date
— completed
Decided
14 May 2013
— completed

Application details

Reference
12/10394/FULL
Local authority
Westminster
Postcode
W1F 0UN
Ward
WEST END
Application type
All Other
Property type
Commercial

Key dates

Decided
14 May 2013

Estimated project value

£37k–£100k

Typical UK cost for this job type, at inner London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: Checkatrade 2026 loft conversion cost guide.

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 8 recent sales are listed below.

Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Sales are matched by postcode, not by property, so a sale listed here may be a neighbouring address. England and Wales only.

Planning constraints

No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.

Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.

Nearby applications