1 Barrett Street Westminster W1U 1AX
Demolition of 1 Barrett Street behind retained façade and retained structural ground floor and demolition of 2 Barrett Street to structural frame and floorplates. Erection of replacement building over basement, ground and five upper floors at 1 Barrett Street and erection of replacement facades and new fifth floor to 2 Barrett Street with roof level plant/plant screen, photovoltaic panels and green roof. Use of part basement and part ground floor level as restaurant (Class A3). Use of first floor as flexible restaurant (Class A3) or office (Class B1). Use of part basement, part ground and second to fifth floor as offices (Class B1). (Application linked via land-use swap with 21-22 Barrett Street & 24 James Street).
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Progress
Application details
- Reference
- 20/04535/FULL
- Local authority
- Westminster
- Postcode
- W1U 1AX
- Ward
- WEW_22
- Application type
- All Other
- Property type
- Commercial
Key dates
- Submitted
- 28 Aug 2020
- Validated
- 28 Aug 2020
- Comments close
- 31 Dec 2020
- Target decision
- 23 Oct 2020
- Decided
- 5 Aug 2026
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.
- 159 MONTAGU MANSIONS, LONDON, W1U 6LQFlat or maisonette · Leasehold · £1,350,0002 months ago3 Jul 2026
- FLAT C, 34 GEORGE STREET, LONDON, W1U 7DPFlat or maisonette · Leasehold · £1,490,0003 months ago3 Jun 2026
- THIRD FLOOR FLAT 5, 36 NOTTINGHAM PLACE, LONDON, W1U 5NTFlat or maisonette · Leasehold · £827,5003 months ago29 May 2026
- FLAT 9, 30 BLANDFORD STREET, LONDON, W1U 4BYFlat or maisonette · Leasehold · £1,500,0003 months ago19 May 2026
- 61, LUXBOROUGH TOWER LUXBOROUGH STREET, LONDON, W1U 5BNFlat or maisonette · Leasehold · £685,0003 months ago18 May 2026
- 209, BICKENHALL MANSIONS BICKENHALL STREET, LONDON, W1U 6BWFlat or maisonette · Leasehold · £1,300,0004 months ago5 May 2026
- 23 YORK STREET, LONDON, W1U 6PFOther · Leasehold · Not a standard market sale · £2,700,0004 months ago30 Apr 2026
- FLAT 18, ST ANDREWS MANSIONS DORSET STREET, LONDON, W1U 4EQFlat or maisonette · Leasehold · Not a standard market sale · £1,750,0005 months ago8 Apr 2026
Homes here go for about £1,325,000 — the median of the last 6 market sales in W1U (the wider postcode district), £685,000 to £1,500,000.
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
- 1 Barrett Street Westminster W1U 1AXWithdrawnNext door
- WestminsterPermittedNext door
- 1-2 Barrett Street Westminster W1U 1DNPermittedNext door
- 1 Barrett Street Westminster W1U 1AXPermittedNext door
- 1 Barrett Street Westminster W1U 1AXPermittedNext door
- 1 St Christopher's Place Westminster W1U 1LTPermittedNext door