16 West Halkin Street Westminster SW1X 8JL
Creation of terrace on flat roof and replacement of a window with a door to access the terrace.
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Progress
Application details
- Reference
- 25/07921/FULL
- Local authority
- Westminster
- Postcode
- SW1X 8JL
- Ward
- KBW_22
- Application type
- All Other
- Property type
- Flat
Key dates
- Submitted
- 27 Nov 2025
- Validated
- 27 Nov 2025
- Target decision
- 22 Jan 2026
- Decided
- 9 Feb 2026
Estimated project value
£5k–£16k
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: FMB 2026 double glazing guide, 3-bed semi full replacement.
Recently sold nearby
Nothing on this postcode has changed hands in the last two years. The sales below are for pricing rather than a lead.
- FLAT 4, 16 WEST HALKIN STREET, LONDON, SW1X 8JLFlat or maisonette · Leasehold · £2,650,0005 years ago4 Jun 2021
- 15 WEST HALKIN STREET, LONDON, SW1X 8JLTerraced · £14,880,00012 years ago30 Jan 2014
- FLAT 2, 16 WEST HALKIN STREET, LONDON, SW1X 8JLFlat or maisonette · Leasehold · £1,475,00018 years ago30 May 2008
- FLAT 4, 16 WEST HALKIN STREET, LONDON, SW1X 8JLFlat or maisonette · Leasehold · £1,850,00020 years ago28 Apr 2006
- FLAT 3, 16 WEST HALKIN STREET, LONDON, SW1X 8JLFlat or maisonette · Leasehold · £675,00021 years ago5 Aug 2005
- FLAT 5, 15 WEST HALKIN STREET, LONDON, SW1X 8JLFlat or maisonette · Leasehold · £499,00022 years ago30 Jul 2004
- FLAT 3, 16 WEST HALKIN STREET, LONDON, SW1X 8JLFlat or maisonette · Leasehold · £595,00022 years ago3 Mar 2004
- FLAT 4, 16 WEST HALKIN STREET, LONDON, SW1X 8JLFlat or maisonette · Leasehold · £900,00022 years ago18 Dec 2003
Homes here go for about £1,187,500 — the median of the last 8 market sales in SW1X 8JL, £499,000 to £14,880,000.
Contains HM Land Registry data © Crown copyright and database right 2021. 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
- 15 West Halkin Street Westminster SW1X 8JLPermittedNext door
- 12 Belgrave Square Westminster SW1X 8PNPendingNext door
- 15 Halkin Mews Westminster SW1X 8JZPermittedNext door
- 15 Halkin Mews Westminster SW1X 8JZWithdrawnNext door
- 15 Halkin Mews Westminster SW1X 8JZPermittedNext door
- 15 Halkin Mews Westminster SW1X 8JZPermittedNext door