16 Southbourne Avenue London Borough of Barnet NW9 5BT
Change of use of the property from a single family dwelling (Class C3) to a 6 bed House in Multiple Occupation (HMO) (Class C4) for up to 6 people (Retrospective Application) Associated refuse/recycling and cycle storage
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Progress
Application details
- Reference
- 26/2157/RCU
- Local authority
- Barnet
- Postcode
- NW9 5BT
- Ward
- BO22
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 1 Jul 2026
- Validated
- 1 Jul 2026
- Comments close
- 23 Jul 2026
- Target decision
- 26 Aug 2026
- Decided
- 26 Aug 2026
Estimated project value
£34k–£110k
Typical UK cost for this job type, at inner London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: trade estimate.
Floor area gained: 125m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 8 SOUTHBOURNE AVENUE, LONDON, NW9 5BTSemi-detached · £580,00019 months ago20 Mar 2025
- 54 SOUTHBOURNE AVENUE, LONDON, NW9 5BTSemi-detached · £568,0002 years ago10 May 2024
- 30 SOUTHBOURNE AVENUE, LONDON, NW9 5BTSemi-detached · Not a standard market sale · £547,0002 years ago8 Feb 2024
- 46 SOUTHBOURNE AVENUE, LONDON, NW9 5BTSemi-detached · £555,0003 years ago14 Apr 2023
- 26 SOUTHBOURNE AVENUE, LONDON, NW9 5BTSemi-detached · £575,0006 years ago5 Jun 2020
- 4 SOUTHBOURNE AVENUE, LONDON, NW9 5BTSemi-detached · Not a standard market sale · £510,0008 years ago16 Oct 2018
- 16 SOUTHBOURNE AVENUE, LONDON, NW9 5BTSemi-detached · £590,0009 years ago31 Jan 2017
- 44 SOUTHBOURNE AVENUE, LONDON, NW9 5BTSemi-detached · £425,00012 years ago26 Sept 2014
Homes here go for about £571,500 — the median of the last 6 market sales in NW9 5BT, £425,000 to £590,000.
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.
Recorded changes
- 5 Sept 2026: Refused
Nearby applications
- 16 Southbourne Avenue London Borough of Barnet NW9 5BTPermittedNext door
- 16 Southbourne Avenue London Borough of Barnet NW9 5BTPermittedNext door
- 16 Southbourne Avenue London Borough of Barnet NW9 5BTRefusedNext door
- 16 Montrose Avenue London Borough of Barnet HA8 0DWRefusedAdjoining
- 16 Montrose Avenue London Borough of Barnet HA8 0DWPermitted44 yd
- 16 Montrose Avenue London Borough of Barnet HA8 0DWRefused45 yd