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Permitted21/05238/NMASubmitted 5 years agoLoft conversion

388, 396 Oxford Street Westminster W1C 1JU

Amendments to planning permission dated 9 July 2019 (RN:18/10493/FULL) for the: Erection of a single storey roof extension to the Oxford Street frontage and a single storey roof extension to the Duke Street frontage, recladding of all the facades on Oxford Street, Duke Street and Bird Street, in connection with reconfigured retail floorspace (Class A1) over basement, ground and first floor levels, office floorspace at second to seventh floor levels. Increase in height of the existing plant rooms, creation of a terrace at fifth floor level (on Duke Street), installation of new plant and associated works'; NAMELY, to allow the use of render to the two high-level gable walls that enclose the Dr Martens unit as opposed to Portland stone.

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Progress

Submitted
30 Jul 2021
— completed
Validated
30 Jul 2021
— completed
Consultation
— completed
Target date
27 Aug 2021
— completed
Decided
23 Aug 2021
— completed

Application details

Reference
21/05238/NMA
Local authority
Westminster
Postcode
W1C 1JU
Ward
MHA_02
Application type
All Other
Property type
Commercial

Key dates

Submitted
30 Jul 2021
Validated
30 Jul 2021
Target decision
27 Aug 2021
Decided
23 Aug 2021

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

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 3 recent sales are listed below.

Contains HM Land Registry data © Crown copyright and database right 2025. 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.

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