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Permitted11/04519/FULLLoft conversion

67 Wigmore Street Westminster W1U 1PY

Erection of a fourth floor mansard roof extension in connection with use of first to fourth floors for residential purposes; 2x studio flats and 1x1 bed maisonette. Installation of a satellite dish to rear chimney stack.

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Progress

Submitted
— completed
Validated
— completed
Consultation
— completed
Target date
— completed
Decided
8 Sept 2011
— completed

Application details

Reference
11/04519/FULL
Local authority
Westminster
Postcode
W1U 1PY
Ward
MARYLEBONE HIGH STREET
Application type
All Other
Property type
Flat

Key dates

Decided
8 Sept 2011

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.

Homes here go for about £1,175,000 — the median of the last 5 market sales in W1U (the wider postcode district), £685,000 to £1,500,000.

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