21 Bethune Avenue London Borough of Barnet N11 3LD
Single storey rear extension with a proposed depth of 6.00 metres, 3.55 maximum height and eaves height of 2.77 metres
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Progress
Application details
- Reference
- 25/0342/PNH
- Local authority
- Barnet
- Postcode
- N11 3LD
- Ward
- FB22
- Application type
- Prior Approval
- Property type
- House
Key dates
- Submitted
- 29 Jan 2025
- Validated
- 29 Jan 2025
- Target decision
- 12 Mar 2025
- Decided
- 24 Feb 2025
Estimated project value
£32k–£53k
Based on the 13.0m² 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: 13m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 4 recent sales are listed below.
- 1 BETHUNE AVENUE, LONDON, N11 3LDDetached · £877,50012 months ago29 Aug 2025
- 3 BETHUNE AVENUE, LONDON, N11 3LDSemi-detached · £725,00012 months ago13 Aug 2025
- 19 BETHUNE AVENUE, LONDON, N11 3LDSemi-detached · £760,00016 months ago1 May 2025
- 21 BETHUNE AVENUE, LONDON, N11 3LDTerraced · £770,00022 months ago25 Oct 2024
- 13 BETHUNE AVENUE, LONDON, N11 3LDSemi-detached · £980,0002 years ago15 Apr 2024
- 43 BETHUNE AVENUE, LONDON, N11 3LDSemi-detached · £865,0003 years ago28 Sept 2022
- 31 BETHUNE AVENUE, LONDON, N11 3LDSemi-detached · £760,0007 years ago30 Aug 2019
- 35 BETHUNE AVENUE, LONDON, N11 3LDSemi-detached · £725,0007 years ago10 Jan 2019
Homes here go for about £765,000 — the median of the last 8 market sales in N11 3LD, £725,000 to £980,000.
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.
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