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Permitted20/03726/LBCSubmitted 6 years agoBasement

3 Whitehall Westminster SW1A 2DD

Partial demolition and redevelopment behind retained facades of three buildings (1-6 Northumberland Avenue, 3 Whitehall and 7-13 Whitehall) to provide a building rising to a maximum 7 storeys above ground with one level of basement accommodation in connection with the use of the buildings as offices (Class B1) across part basement, part ground, part mezzanine and 1st to 6th floor level, and use of part basement, part ground and part mezzanine floors for retail (Class A1) purposes and use of part ground floor for either retail (Class A1) and/or restaurant (Class A3) purposes.

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Progress

Submitted
24 Jun 2020
— completed
Validated
24 Jun 2020
— completed
Consultation
21 Jul 2020
— completed
Target date
19 Aug 2020
— completed
Decided
14 Oct 2020
— completed

Application details

Reference
20/03726/LBC
Local authority
Westminster
Postcode
SW1A 2DD
Ward
SJC_02
Application type
All Other
Property type
Commercial

Key dates

Submitted
24 Jun 2020
Validated
24 Jun 2020
Comments close
21 Jul 2020
Target decision
19 Aug 2020
Decided
14 Oct 2020

Estimated project value

£135k–£340k

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: trade estimate.

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 8 recent sales are listed below.

Homes here go for about £2,425,000 — the median of the last 4 market sales in SW1A (the wider postcode district), £1,900,000 to £5,150,000.

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