51 Boyne Avenue London Borough of Barnet NW4 2JL
First floor side and rear extension. Roof extension involving rear dormer window.
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Progress
Application details
- Reference
- 22/2506/HSE
- Local authority
- Barnet
- Postcode
- NW4 2JL
- Ward
- HD22
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 11 May 2022
- Validated
- 11 May 2022
- Target decision
- 6 Jul 2022
- Decided
- 29 Jul 2022
Estimated project value
£56k–£115k
Based on the 34.5m² 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: 34.5m² · 2 additional bedrooms
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.
- 17 BOYNE AVENUE, LONDON, NW4 2JLTerraced · £725,00011 months ago26 Sept 2025
- THREE GABLES BUNGALOW BOYNE AVENUE, LONDON, NW4 2JLDetached · £940,00020 months ago6 Jan 2025
- 37 BOYNE AVENUE, LONDON, NW4 2JLTerraced · £912,5002 years ago5 Sept 2024
- 47 BOYNE AVENUE, LONDON, NW4 2JLSemi-detached · £1,125,0002 years ago30 May 2024
- 19 BOYNE AVENUE, LONDON, NW4 2JLTerraced · £747,5004 years ago18 Jul 2022
- 7 BOYNE AVENUE, LONDON, NW4 2JLTerraced · £500,0005 years ago9 Jun 2021
- 29 BOYNE AVENUE, LONDON, NW4 2JLSemi-detached · £500,0006 years ago26 May 2020
- 57 BOYNE AVENUE, LONDON, NW4 2JLSemi-detached · Not a standard market sale · £850,0008 years ago19 Jan 2018
Homes here go for about £747,500 — the median of the last 7 market sales in NW4 2JL, £500,000 to £1,125,000.
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
- 51 Boyne Avenue London Borough of Barnet NW4 2JLPermittedNext door
- 148 Finchley Lane London Borough of Barnet NW4 1DBPermittedAdjoining
- 57 Boyne Avenue London Borough of Barnet NW4 2JLPermittedAdjoining
- 146 Finchley Lane London Borough of Barnet NW4 1DBPermittedAdjoining
- 57 Boyne Avenue London Borough of Barnet NW4 2JLRefusedAdjoining
- 57 Boyne Avenue London Borough of Barnet NW4 2JLPermittedAdjoining