17 West Heath Close London Borough of Barnet NW3 7NJ
First floor side extension with crown roof. Changes to fenestration
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Progress
Application details
- Reference
- 25/1578/HSE
- Local authority
- Barnet
- Postcode
- NW3 7NJ
- Ward
- CH22
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 11 Apr 2025
- Validated
- 11 Apr 2025
- Target decision
- 6 Jun 2025
- Decided
- 6 Jun 2025
Estimated project value
£29k–£49k
Based on the 12.0m² of floor area stated in the application, at inner London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².
Floor area gained: 12m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 2 WEST HEATH CLOSE, LONDON, NW3 7NJDetached · £5,750,00017 months ago15 May 2025
- 17 WEST HEATH CLOSE, LONDON, NW3 7NJDetached · £4,925,0003 years ago29 Sept 2023
- 18 WEST HEATH CLOSE, LONDON, NW3 7NJDetached · £4,500,0004 years ago30 Sept 2022
- 21 WEST HEATH CLOSE, LONDON, NW3 7NJDetached · £3,500,0004 years ago1 Mar 2022
- 13 WEST HEATH CLOSE, LONDON, NW3 7NJDetached · £2,950,0006 years ago14 Feb 2020
- 9 WEST HEATH CLOSE, LONDON, NW3 7NJDetached · Not a standard market sale · £4,250,0007 years ago4 Jun 2019
- 25 WEST HEATH CLOSE, LONDON, NW3 7NJDetached · Not a standard market sale · £2,800,0007 years ago30 May 2019
- 8 WEST HEATH CLOSE, LONDON, NW3 7NJDetached · £4,650,0009 years ago3 Mar 2017
Homes here go for about £4,575,000 — the median of the last 6 market sales in NW3 7NJ, £2,950,000 to £5,750,000.
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.
Nearby applications
- West Heath Close Barnet NW3 7NJRefusedNext door
- 17 West Heath Close London Borough of Barnet NW3 7NJPermittedNext door
- 19 West Heath Close London Borough of Barnet NW3 7NJWithdrawnAdjoining
- 19 West Heath Close Barnet NW3 7NJPermittedAdjoining
- 55 Hermitage Lane London Borough of Barnet NW2 2HEPermittedAdjoining
- 21 West Heath Close London Borough of Barnet NW3 7NJPermitted67 yd