29 Southbourne Avenue London Borough of Barnet NW9 5BU
Single storey rear extension with a depth of 6m, a maximum height of 4m and an eaves height of 3m.
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Progress
Application details
- Reference
- 25/1389/PNH
- Local authority
- Barnet
- Postcode
- NW9 5BU
- Ward
- BO22
- Application type
- Prior Approval
- Property type
- House
Key dates
- Submitted
- 2 Apr 2025
- Validated
- 2 Apr 2025
- Target decision
- 14 May 2025
- Decided
- 29 Apr 2025
Estimated project value
£68k–£115k
Based on the 28.0m² 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: 28m²
Recently sold nearby
Nothing on this postcode has changed hands in the last two years. The sales below are for pricing rather than a lead.
- 3 SOUTHBOURNE AVENUE, LONDON, NW9 5BUSemi-detached · £662,5002 years ago14 May 2024
- 11 SOUTHBOURNE AVENUE, LONDON, NW9 5BUSemi-detached · Not a standard market sale · £625,0003 years ago29 Nov 2022
- 19 SOUTHBOURNE AVENUE, LONDON, NW9 5BUSemi-detached · £568,0004 years ago21 Dec 2021
- 21 SOUTHBOURNE AVENUE, LONDON, NW9 5BUSemi-detached · £395,00010 years ago5 May 2016
- 7 SOUTHBOURNE AVENUE, LONDON, NW9 5BUSemi-detached · £475,00011 years ago19 May 2015
- 17 SOUTHBOURNE AVENUE, LONDON, NW9 5BUSemi-detached · £405,00012 years ago29 May 2014
- 13 SOUTHBOURNE AVENUE, LONDON, NW9 5BUSemi-detached · £340,00015 years ago29 Nov 2010
- 31 SOUTHBOURNE AVENUE, LONDON, NW9 5BUSemi-detached · £275,00017 years ago18 Sept 2009
Homes here go for about £405,000 — the median of the last 7 market sales in NW9 5BU, £275,000 to £662,500.
Contains HM Land Registry data © Crown copyright and database right 2024. 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
- Southbourne Avenue Barnet NW9 5BUPermittedNext door
- 19 Southbourne Avenue London Borough of Barnet NW9 5BUPermittedAdjoining
- 20 Greenway Gardens London Borough of Barnet NW9 5AXRefused52 yd
- 15 Southbourne Avenue London Borough of Barnet NW9 5BUPermitted52 yd
- 20 Greenway Gardens London Borough of Barnet NW9 5AXPermitted52 yd
- 26 Greenway Gardens London Borough of Barnet NW9 5AXPermitted54 yd