42 Sandringham Gardens London Borough of Barnet N12 0NX
Single storey rear extension with a proposed depth of 4.00m, maximum height of 3.00m and eaves height of 3.00m
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Progress
Application details
- Reference
- 24/1997/PNH
- Local authority
- Barnet
- Postcode
- N12 0NX
- Ward
- WO22
- Application type
- Prior Approval
- Property type
- House
Key dates
- Submitted
- 12 Jun 2024
- Validated
- 12 Jun 2024
- Target decision
- 24 Jul 2024
- Decided
- 11 Jul 2024
Estimated project value
£29k–£49k
Based on the 12.0m² 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: 12m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 18 SANDRINGHAM GARDENS, LONDON, N12 0NXSemi-detached · £645,0007 months ago23 Jan 2026
- 42 SANDRINGHAM GARDENS, LONDON, N12 0NXSemi-detached · £400,0003 years ago5 Dec 2022
- 44 SANDRINGHAM GARDENS, LONDON, N12 0NXSemi-detached · £785,0004 years ago18 Mar 2022
- 26 SANDRINGHAM GARDENS, LONDON, N12 0NXSemi-detached · £995,0004 years ago10 Dec 2021
- 24 SANDRINGHAM GARDENS, LONDON, N12 0NXSemi-detached · £860,0005 years ago30 Jun 2021
- 28 SANDRINGHAM GARDENS, LONDON, N12 0NXSemi-detached · £795,0007 years ago21 Feb 2019
- 42 SANDRINGHAM GARDENS, LONDON, N12 0NXSemi-detached · Not a standard market sale · £685,0008 years ago7 Sept 2018
- 14 SANDRINGHAM GARDENS, LONDON, N12 0NXSemi-detached · £812,5008 years ago13 Aug 2018
Homes here go for about £795,000 — the median of the last 7 market sales in N12 0NX, £400,000 to £995,000.
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.
Nearby applications
- 42 Sandringham Gardens London Borough of Barnet N12 0NXPermittedNext door
- 34 Sandringham Gardens London Borough of Barnet N12 0NXPermittedAdjoining
- 28 Sandringham Gardens London Borough of Barnet N12 0NXPermittedAdjoining
- 51 Sandringham Gardens London Borough of Barnet N12 0NYPermitted50 yd
- 41 Sandringham Gardens London Borough of Barnet N12 0NYPermitted53 yd
- 41 Sandringham Gardens London Borough of Barnet N12 0NYWithdrawn53 yd