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Permitted14/04267/FULLLoft conversion

16 St James's Terrace Mews Westminster NW8 7LJ

Erection of single storey roof extension with associated external alterations to enlarge three existing flats to form three mews houses, including conversion of garage space at ground floor level to provide additional habitable living accommodation.

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Progress

Submitted
— completed
Validated
— completed
Consultation
— completed
Target date
— completed
Decided
22 Feb 2017
— completed

Application details

Reference
14/04267/FULL
Local authority
Westminster
Postcode
NW8 7LJ
Ward
REGENT'S PARK
Application type
All Other
Property type
Flat

Key dates

Decided
22 Feb 2017

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.

Homes here go for about £1,675,000 — the median of the last 3 market sales in NW8 7LJ, £720,000 to £1,950,000.

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