63 Lisson Street Westminster NW1 5DA
Erection of mansard roof extension to facilitate 1-bed self-contained flat, together with the replacement of existing fenestration and creation of a third floor terrace to the rear and associated external alterations.
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Progress
Application details
- Reference
- 25/08773/FULL
- Local authority
- Westminster
- Postcode
- NW1 5DA
- Ward
- CSW_22
- Application type
- All Other
- Property type
- Flat
Key dates
- Submitted
- 2 Dec 2025
- Validated
- 2 Dec 2025
- Comments close
- 17 Mar 2026
- Target decision
- 27 Jan 2026
Estimated project value
£73k–£150k
Based on the 45.0m² of floor area stated in the application, at inner London rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².
Floor area gained: 45m²
Recently sold nearby
New owners, recently moved in. First work on a house usually follows within months of completing. 3 recent sales are listed below.
- FLAT 1, AQUARIUS HOUSE, 57A LISSON STREET, LONDON, NW1 5DAFlat or maisonette · Leasehold · £547,5003 months ago1 Jul 2026
- 65 LISSON STREET, LONDON, NW1 5DAOther · Not a standard market sale · £1,750,0008 months ago11 Feb 2026
- FLAT 5, AQUARIUS HOUSE, 57A LISSON STREET, LONDON, NW1 5DAFlat or maisonette · Leasehold · £340,00011 months ago7 Nov 2025
- 59A LISSON STREET, LONDON, NW1 5DAFlat or maisonette · £190,0002 years ago23 Jul 2024
- 67 LISSON STREET, LONDON, NW1 5DAOther · Leasehold · Not a standard market sale · £507,5953 years ago23 Dec 2022
- FLAT 6, AQUARIUS HOUSE, 57A LISSON STREET, LONDON, NW1 5DAFlat or maisonette · Leasehold · £237,5004 years ago7 Jun 2022
- 59 LISSON STREET, LONDON, NW1 5DAOther · Leasehold · Not a standard market sale · £370,0004 years ago24 Nov 2021
- FLAT 4, AQUARIUS HOUSE, 57A LISSON STREET, LONDON, NW1 5DAFlat or maisonette · Leasehold · £455,0004 years ago22 Nov 2021
Homes here go for about £340,000 — the median of the last 5 market sales in NW1 5DA, £190,000 to £547,500.
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.
Recorded changes
- 5 Sept 2026: Approved
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