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Permitted23/08077/FULLSubmitted 2 years agoRear extension

14, 16 Great Portland Street City Of Westminster W1W 8QW

Rear extension at fifth floor level and replacement of ladder access to the existing roof with addition to existing lift and stairwell overrun leading out to a relocated roof terrace bound by a new glass balustrade. Relocation of existing roof plant.

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Progress

Submitted
21 Nov 2023
— completed
Validated
21 Nov 2023
— completed
Consultation
8 Jan 2024
— completed
Target date
16 Jan 2024
— completed
Decided
8 Apr 2024
— completed

Application details

Reference
23/08077/FULL
Local authority
Westminster
Postcode
W1W 8QW
Ward
WEW_22
Application type
All Other
Property type
House

Key dates

Submitted
21 Nov 2023
Validated
21 Nov 2023
Comments close
8 Jan 2024
Target decision
16 Jan 2024
Decided
8 Apr 2024

Estimated project value

£165k–£270k

Based on the 67.0m² of floor area stated in the application, at inner London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².

Floor area gained: 67m²

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 2021. 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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