15 Horsham Avenue London Borough of Barnet N12 9BG
Two single storey rear extensions. Roof extension including rear dormer window and 3no. front facing rooflights
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Progress
Application details
- Reference
- 23/3792/192
- Local authority
- Barnet
- Postcode
- N12 9BG
- Ward
- WO22
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 15 Sept 2023
- Validated
- 15 Sept 2023
- Target decision
- 10 Nov 2023
- Decided
- 10 Nov 2023
Estimated project value
£79k–£165k
Based on the 48.7m² 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: 48.7m² · 1 additional bedrooms
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 65 HORSHAM AVENUE, LONDON, N12 9BGTerraced · £739,00015 months ago27 May 2025
- 47 HORSHAM AVENUE, LONDON, N12 9BGTerraced · £630,0002 years ago21 Jun 2024
- 85 HORSHAM AVENUE, LONDON, N12 9BGTerraced · £665,0002 years ago22 Jan 2024
- 19 HORSHAM AVENUE, LONDON, N12 9BGTerraced · £778,5005 years ago11 May 2021
- 53 HORSHAM AVENUE, LONDON, N12 9BGTerraced · £600,0006 years ago30 Jan 2020
- 91 HORSHAM AVENUE, LONDON, N12 9BGTerraced · £665,0007 years ago14 Dec 2018
- 15 HORSHAM AVENUE, LONDON, N12 9BGTerraced · £579,5009 years ago8 Sept 2017
- 83 HORSHAM AVENUE, LONDON, N12 9BGTerraced · £800,00010 years ago19 May 2016
Homes here go for about £665,000 — the median of the last 8 market sales in N12 9BG, £579,500 to £800,000.
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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