Ossington Buildings Westminster W1U 4BG
Alterations to existing roof to create 2 self-contained flats (Class C3) including new dormer windows and conservation rooflights (Part of land swap with 50 Weymouth Street and Moxon House and Osbourne House).
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Progress
Application details
- Reference
- 19/01237/FULL
- Local authority
- Westminster
- Postcode
- W1U 4BG
- Ward
- MHC_02
- Application type
- All Other
- Property type
- Flat
Key dates
- Submitted
- 18 Feb 2019
- Validated
- 18 Feb 2019
- Comments close
- 25 Jul 2019
- Target decision
- 15 Apr 2019
- Decided
- 20 Aug 2019
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
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 · £827,5004 months ago29 May 2026
- FLAT 9, 30 BLANDFORD STREET, LONDON, W1U 4BYFlat or maisonette · Leasehold · £1,500,0004 months ago19 May 2026
- 61, LUXBOROUGH TOWER LUXBOROUGH STREET, LONDON, W1U 5BNFlat or maisonette · Leasehold · £685,0004 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 · £2,700,0005 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
- Ossington Buildings Westminster W1U 4BGPermittedNext door
- Ashland Place Westminster W1U 4AJPermittedNext door
- WestminsterPermittedNext door
- Ashland Place Westminster W1U 4AJPermittedNext door
- Ossington Buildings Westminster W1U 4BLPermittedAdjoining
- Ashland Place Westminster W1U 4AJPermittedAdjoining