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Permitted17/06497/FULLLoft conversion

3 Bell Street Westminster NW1 5BY

Erection of a roof extension at third floor level, and use of first, second and new third floor as two self contained residential units (Class C3), associated raising of the rear wall and installation of two casement windows to rear first floor level.

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Progress

Submitted
—
— completed
Validated
—
— completed
Consultation
—
— completed
Target date
—
— completed
Decided
2 Nov 2017
— completed

Application details

Reference
17/06497/FULL
Local authority
Westminster
Postcode
NW1 5BY
Ward
CHURCH STREET
Application type
All Other
Property type
House

Key dates

Decided
2 Nov 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.

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.

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