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Permitted26/2816/PNHSubmitted last monthRear extension

18 Boyne Avenue London Borough of Barnet NW4 2JN

2no single storey rear extensions with a maximum depth of 6.00m, maximum height of 3.90m and an eaves height 3.00m

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Progress

Submitted
30 Jul 2026
— completed
Validated
30 Jul 2026
— completed
Consultation
—
— completed
Target date
10 Sept 2026
— completed
Decided
2 Sept 2026
— completed

Application details

Reference
26/2816/PNH
Local authority
Barnet
Postcode
NW4 2JN
Ward
HD22
Application type
Prior Approval
Property type
House

Key dates

Submitted
30 Jul 2026
Validated
30 Jul 2026
Target decision
10 Sept 2026
Decided
2 Sept 2026

Estimated project value

£49k–£81k

Based on the 20.0m² 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: 20m²

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.

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.

Recorded changes

  • 5 Sept 2026: Approved

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