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Pending26/06195/FULLSubmitted last monthTwo-storey extension

2 Graham Terrace Westminster SW1W 8JH

Demolition of rear single-storey outbuilding, construction of two storey extension at lower ground and ground floor levels with roof terrace formed over the roof of the lower ground floor extension. Render and install flat roof on rear outrigger. Reinstatement of butterfly roof form at main roof level. Install new metal external stair and gate from street level down to the lower ground floor lightwell. Replacement double-glazed timber windows.

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Progress

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

Application details

Reference
26/06195/FULL
Local authority
Westminster
Postcode
SW1W 8JH
Ward
KBW_22
Application type
All Other
Property type
Flat

Key dates

Submitted
10 Sept 2026
Validated
10 Sept 2026
Comments close
19 Oct 2026
Target decision
5 Nov 2026

Estimated project value

£38k–£53k

Based on the 14.0m² of floor area stated in the application, at inner London rates (2026). Source: FMB / Checkatrade 2026, two-storey extension £2,000-£2,800/m².

Floor area gained: 14m² · -1 additional bedrooms

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.

Homes here go for about £3,470,000 — the median of the last 8 market sales in SW1W 8JH, £1,500,000 to £4,795,000.

Contains HM Land Registry data © Crown copyright and database right 2025. 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

  • 22 Sept 2026: Now also includes a two-storey extension

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