16 Mortimer Street Westminster W1T 3JL
Amendments to planning permission dated 03 August 2023 (RN: 23/02362/FULL) for, 'Partial demolition; infill of rear lightwells; front extension at fifth floor level and introduction of a terrace; partial replacement of front elevation; refurbishment of existing building; installation of plant equipment; replacement windows; cycle parking; and associated external alterations; in connection with the use of the building as Offices (Class E)'; Namely, relocating mechanical and electrical equipment from the rear roof area to within the building and amendements to the façade design of the rear.
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Progress
Application details
- Reference
- 23/06574/NMA
- Local authority
- Westminster
- Postcode
- W1T 3JL
- Ward
- WEW_22
- Application type
- All Other
- Property type
- Commercial
Key dates
- Submitted
- 26 Sept 2023
- Validated
- 26 Sept 2023
- Target decision
- 24 Oct 2023
- Decided
- 31 Oct 2023
Estimated project value
£21k–£54k
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: MyJobQuote / Checkatrade 2026 extension rates.
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.
- FLAT 10C, CLEVELAND HOUSE, 8 - 10 CLEVELAND STREET, LONDON, W1T 4HYFlat or maisonette · Leasehold · £475,0003 months ago27 Jul 2026
- FLAT 8, FITZROVIA APARTMENTS, 41 - 42 WARREN STREET, LONDON, W1T 6AGFlat or maisonette · Leasehold · £1,500,0003 months ago13 Jul 2026
- FLAT 29, FURNIVAL MANSIONS WELLS STREET, LONDON, W1T 3PLFlat or maisonette · Leasehold · £499,9503 months ago13 Jul 2026
- APARTMENT G01, 3 PEARSON SQUARE, LONDON, W1T 3BGFlat or maisonette · Leasehold · £1,900,0003 months ago3 Jul 2026
- 45 NEWMAN STREET, LONDON, W1T 1QEOther · Leasehold · Not a standard market sale · £750,0003 months ago2 Jul 2026
- GROUND FLOOR AND BASEMENT PREMISES, 46 NEWMAN STREET, LONDON, W1T 1QFOther · Leasehold · Not a standard market sale · £750,0003 months ago2 Jul 2026
- FLAT 60, 80 NEWMAN STREET, LONDON, W1T 3ESFlat or maisonette · Leasehold · £395,0004 months ago25 Jun 2026
- FLAT 28, 25 GRESSE STREET, LONDON, W1T 1QWFlat or maisonette · Leasehold · £505,0004 months ago18 Jun 2026
Homes here go for about £502,475 — the median of the last 6 market sales in W1T (the wider postcode district), £395,000 to £1,900,000.
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.
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