28 Sandringham Gardens London Borough of Barnet N12 0NX
Single storey side and rear extension including conversion of the existing garage into habitable room, insertion of window and door to replace garage door
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Progress
Application details
- Reference
- 22/4735/HSE
- Local authority
- Barnet
- Postcode
- N12 0NX
- Ward
- WO22
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 23 Sept 2022
- Validated
- 23 Sept 2022
- Target decision
- 18 Nov 2022
- Decided
- 7 Nov 2022
Estimated project value
£61k–£100k
Based on the 25.0m² 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: 25m²
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
- 24 Sandringham Gardens London Borough of Barnet N12 0NXPermittedAdjoining
- 34 Sandringham Gardens London Borough of Barnet N12 0NXPermittedAdjoining
- 42 Sandringham Gardens London Borough of Barnet N12 0NXPermittedAdjoining
- 42 Sandringham Gardens London Borough of Barnet N12 0NXRefusedAdjoining
- 18 Sandringham Gardens London Borough of Barnet N12 0NXPermitted55 yd
- 17 Sandringham Gardens London Borough of Barnet N12 0NYRefused60 yd