10 Boyne Avenue London Borough of Barnet NW4 2JN
Roof extension involving hip to gable, rear dormer window, 2no. front facing rooflights and new side gable window
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Progress
Application details
- Reference
- 26/0919/192
- Local authority
- Barnet
- Postcode
- NW4 2JN
- Ward
- HD22
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 11 Mar 2026
- Validated
- 11 Mar 2026
- Target decision
- 6 May 2026
- Decided
- 7 Apr 2026
Estimated project value
£42k–£86k
Based on the 25.5m² of floor area stated in the application, at inner London rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².
Floor area gained: 25.53m² · 1 additional bedrooms
Recently sold nearby
New owners, recently moved in. First work on a house usually follows within months of completing. 3 recent sales are listed below.
- 6 BOYNE AVENUE, LONDON, NW4 2JNTerraced · £777,5004 months ago10 Apr 2026
- 30 BOYNE AVENUE, LONDON, NW4 2JNTerraced · £289,00010 months ago7 Nov 2025
- 26 BOYNE AVENUE, LONDON, NW4 2JNTerraced · £870,00020 months ago18 Dec 2024
- 22 BOYNE AVENUE, LONDON, NW4 2JNSemi-detached · £784,5002 years ago9 Sept 2024
- 14 BOYNE AVENUE, LONDON, NW4 2JNTerraced · £835,0002 years ago2 Sept 2024
- 34 BOYNE AVENUE, LONDON, NW4 2JNSemi-detached · £860,0004 years ago30 Aug 2022
- 40 BOYNE AVENUE, LONDON, NW4 2JNSemi-detached · £830,0007 years ago30 Apr 2019
- 42 BOYNE AVENUE, LONDON, NW4 2JNSemi-detached · £815,5007 years ago13 Feb 2019
Homes here go for about £822,750 — the median of the last 8 market sales in NW4 2JN, £289,000 to £870,000.
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
- 14 Boyne Avenue London Borough of Barnet NW4 2JNRefusedNext door
- 18 Boyne Avenue London Borough of Barnet NW4 2JNPermittedAdjoining
- 18 Boyne Avenue London Borough of Barnet NW4 2JNPermittedAdjoining
- 2 Boyne Avenue London Borough of Barnet NW4 2JNWithdrawnAdjoining
- 1 Boyne Avenue London Borough of Barnet NW4 2JLPermittedAdjoining
- 1 Boyne Avenue London Borough of Barnet NW4 2JLRefusedAdjoining