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.
- 28 - 30 HANWAY STREET, LONDON, W1T 1ULOther · Not a standard market sale · £3,775,0003 months ago5 Jun 2026
- APARTMENT B6, 101 - 103 CLEVELAND STREET, LONDON, W1T 6FBFlat or maisonette · Leasehold · Not a standard market sale · £1,620,0003 months ago28 May 2026
- FLAT 8, 3 TOTTENHAM MEWS, LONDON, W1T 4ABFlat or maisonette · Leasehold · £1,200,0003 months ago26 May 2026
- FLAT 22, FURNIVAL MANSIONS WELLS STREET, LONDON, W1T 3PLFlat or maisonette · Leasehold · £525,0004 months ago1 May 2026
- APARTMENT 402, 3 PEARSON SQUARE, LONDON, W1T 3BGFlat or maisonette · Leasehold · Not a standard market sale · £1,230,0004 months ago30 Apr 2026
- APARTMENT 202, 7 PEARSON SQUARE, LONDON, W1T 3BPFlat or maisonette · Leasehold · £2,600,0005 months ago1 Apr 2026
- FLAT 5, 61 CHARLOTTE STREET, LONDON, W1T 4PFFlat or maisonette · Leasehold · £1,450,0005 months ago27 Mar 2026
- 5 WINDMILL STREET, LONDON, W1T 2JAOther · Not a standard market sale · £2,150,0005 months ago26 Mar 2026
Homes here go for about £1,325,000 — the median of the last 4 market sales in W1T (the wider postcode district), £525,000 to £2,600,000.
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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