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Permitted20/00647/FULLSubmitted 6 years agoBasement

3 Portman Square Westminster W1H 6LB

Use of the ground and basement floors for non-medical health and beauty treatments and office accommodation (Sui Generis).

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Progress

Submitted
30 Jan 2020
— completed
Validated
30 Jan 2020
— completed
Consultation
3 Mar 2020
— completed
Target date
26 Mar 2020
— completed
Decided
17 Mar 2020
— completed

Application details

Reference
20/00647/FULL
Local authority
Westminster
Postcode
W1H 6LB
Ward
MHA_02
Application type
All Other
Property type
Commercial

Key dates

Submitted
30 Jan 2020
Validated
30 Jan 2020
Comments close
3 Mar 2020
Target decision
26 Mar 2020
Decided
17 Mar 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 £805,000 — the median of the last 7 market sales in W1H (the wider postcode district), £375,000 to £1,825,000.

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