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Permitted14/10315/FULLLoft conversion

11 Queen Anne Street Westminster W1G 9LJ

Use of the building as a single family dwelling (Use Class C3). Demolition of the existing mansard roof structure and erection of a single storey mansard with a terrace at the rear and the installation of plant on the new terrace with associated screening. Creation of a terrace with associated landscaping at rear ground floor level and a balcony at rear first floor level. Internal alterations at all floor levels to include the installation of a new lift and excavation to lower the basement floor level.

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Map of the site

Progress

Submitted
—
— completed
Validated
—
— completed
Consultation
—
— completed
Target date
—
— completed
Decided
3 Mar 2015
— completed

Application details

Reference
14/10315/FULL
Local authority
Westminster
Postcode
W1G 9LJ
Ward
WEST END
Application type
All Other
Property type
House

Key dates

Decided
3 Mar 2015

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

Nothing on this postcode has changed hands in the last two years. The sales below are for pricing rather than a lead.

Contains HM Land Registry data © Crown copyright and database right 2022. 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