Cosway Street Westminster NW1 6TJ
Replacement of all single glazed timber windows with double-glazed timber sash and casement windows.
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Progress
Application details
- Reference
- 25/08726/FULL
- Local authority
- Westminster
- Postcode
- NW1 6TJ
- Ward
- CSW_22
- Application type
- All Other
Key dates
- Submitted
- 1 Dec 2025
- Validated
- 1 Dec 2025
- Comments close
- 19 Mar 2026
- Target decision
- 26 Jan 2026
- Decided
- 19 Mar 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
New owners, recently moved in. First work on a house usually follows within months of completing. 8 recent sales are listed below.
- 21 REGENTS PARK ROAD, LONDON, NW1 7TLSemi-detached · £4,900,0002 months ago26 Jun 2026
- 28B CANTELOWES ROAD, LONDON, NW1 9XRFlat or maisonette · Leasehold · £530,0002 months ago22 Jun 2026
- FLAT 7, 47 KINGS TERRACE, LONDON, NW1 0JRFlat or maisonette · Leasehold · £525,0002 months ago15 Jun 2026
- 159 CASTLE ROAD, LONDON, NW1 8SUFlat or maisonette · Leasehold · £226,1852 months ago12 Jun 2026
- FLAT 28, FOSTER COURT ROYAL COLLEGE STREET, LONDON, NW1 9NLFlat or maisonette · Leasehold · £435,0002 months ago12 Jun 2026
- 57 REACHVIEW CLOSE, LONDON, NW1 0TYFlat or maisonette · Leasehold · £600,0003 months ago9 Jun 2026
- 50A ALBERT STREET, LONDON, NW1 7NRFlat or maisonette · Leasehold · £873,6003 months ago5 Jun 2026
- FLAT 3, 109 COLLEGE PLACE, LONDON, NW1 0DRFlat or maisonette · Leasehold · £649,0003 months ago5 Jun 2026
Homes here go for about £565,000 — the median of the last 8 market sales in NW1 (the wider postcode district), £226,185 to £4,900,000.
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
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- 35A Lisson Grove Westminster NW1 6UDPermittedAdjoining
- 29 Cosway Street Westminster NW1 6THPermittedAdjoining
- 29 Cosway Street Westminster NW1 6THPermittedAdjoining