20 Blenheim Terrace Westminster NW8 0EB
Replacement of a window with a door at rear, raise level of rear flat roof, installation of new railings, all in association with the use of the flat roof as a terrace. Installation of replacement windows to front and rear.
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Progress
Application details
- Reference
- 26/00377/FULL
- Local authority
- Westminster
- Postcode
- NW8 0EB
- Ward
- ARW_22
- Application type
- All Other
- Property type
- Flat
Key dates
- Submitted
- 25 Mar 2026
- Validated
- 25 Mar 2026
- Comments close
- 9 Apr 2026
- Target decision
- 20 May 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
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 6 recent sales are listed below.
- FLAT A, 12A BLENHEIM TERRACE, LONDON, NW8 0EBFlat or maisonette · Leasehold · Not a standard market sale · £470,0007 months ago16 Jan 2026
- FLAT B, 12A BLENHEIM TERRACE, LONDON, NW8 0EBFlat or maisonette · Leasehold · Not a standard market sale · £450,0007 months ago16 Jan 2026
- FLAT C, 12A BLENHEIM TERRACE, LONDON, NW8 0EBFlat or maisonette · Leasehold · Not a standard market sale · £400,0007 months ago16 Jan 2026
- 12A BLENHEIM TERRACE, LONDON, NW8 0EBOther · Not a standard market sale · £760,0007 months ago16 Jan 2026
- FLAT 1, 20 BLENHEIM TERRACE, LONDON, NW8 0EBFlat or maisonette · Leasehold · £410,00021 months ago22 Nov 2024
- FLAT 3, 8A BLENHEIM TERRACE, LONDON, NW8 0EBFlat or maisonette · Leasehold · £655,00022 months ago7 Nov 2024
- FLAT 1, 8A BLENHEIM TERRACE, LONDON, NW8 0EBFlat or maisonette · Leasehold · £690,0004 years ago10 Feb 2022
- 4A BLENHEIM TERRACE, LONDON, NW8 0EBTerraced · £1,700,00012 years ago26 Aug 2014
Homes here go for about £672,500 — the median of the last 4 market sales in NW8 0EB, £410,000 to £1,700,000.
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.
Nearby applications
- Blenheim Terrace City Of Westminster NW8 0EBPendingNext door
- 22 Blenheim Terrace Westminster NW8 0EBPermittedNext door
- 22 Blenheim Terrace Westminster NW8 0EBRefusedNext door
- 22 Blenheim Terrace Westminster NW8 0EBRefusedNext door
- 22 Blenheim Terrace Westminster NW8 0EBPermittedNext door
- 16 Blenheim Terrace Westminster NW8 0EBPermittedNext door