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Permitted20/01939/FULLSubmitted 6 years agoLoft conversion

18 Conduit Street Westminster W1S 2XN

Erection of extension to the rear at first to fifth floors; rationalisation of the rear elevation including new glazed openings; replacement of shared (with No.17 Conduit Street) fire escape provision including metal stair and landings; erection of rear first floof extension including new roof lights; installation of new dormer windows to front facade; refurbishment and new finishes to existing mansard roof (to match existing); refurbishment and new finishes to existing first floor rear extension including new roof lights; replacement of existing AC condenser units and associated attenuation units (on roof of lower rear extension); creation of rear terrace at second floor level (enclosed by lightweight metal screen) and replacement of windows to front elevation to match existing.

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Progress

Submitted
15 May 2020
— completed
Validated
15 May 2020
— completed
Consultation
7 Sept 2020
— completed
Target date
10 Jul 2020
— completed
Decided
16 Oct 2020
— completed

Application details

Reference
20/01939/FULL
Local authority
Westminster
Postcode
W1S 2XN
Ward
WEA_02
Application type
All Other
Property type
House

Key dates

Submitted
15 May 2020
Validated
15 May 2020
Comments close
7 Sept 2020
Target decision
10 Jul 2020
Decided
16 Oct 2020

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 2013. 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