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Pending26/06439/NMASubmitted last weekBasement

17 Old Park Lane Westminster W1K 1QT

Amendments to planning permission dated 11.05.26 (RN: 25/08756/FULL) for the: Alterations including introduction of terrace on the existing roof; extension of rear external fire staircase, elevation alterations on Old Park Lane and on Brick Street; installation of plant equipment within new roof plant enclosure; rearrangement of space to include cycle parking, end of trip facilities and installation of large planters on the Old Park Lane frontage at ground floor level. NAMELY, to allow internal layout changes at ground and basement levels, including a reduction to bicycle storage numbers; changing from fixed to openable glazing on the roof terrace; increasing the parapet height and plant screen height; replacing the basement skylights on the ground floor to a louvred system; increasing the height of the retractable awning; reduction of glazed panel width above Brick Street entrance; replacing the ground floor skylights at the north end (rear) of the property; and installation of CCTV cameras to the ground floor external areas.

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Progress

Submitted
21 Sept 2026
— completed
Validated
21 Sept 2026
— completed
Consultation
—
— not yet reached
Target date
19 Oct 2026 (target)
— not yet reached
Decided
—
— not yet reached

Application details

Reference
26/06439/NMA
Local authority
Westminster
Postcode
W1K 1QT
Ward
WEW_22
Application type
All Other
Property type
House

Key dates

Submitted
21 Sept 2026
Validated
21 Sept 2026
Target decision
19 Oct 2026

Estimated project value

£135k–£340k

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: trade estimate.

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.

Contains HM Land Registry data © Crown copyright and database right 2019. 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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