50 Marsh Lane London Borough of Barnet NW7 4QH
First-floor side extension, the addition of 1 No. juliet balcony to the first-floor rear and new front porch. Conversion of garage into habitable space
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Progress
Application details
- Reference
- 21/0088/HSE
- Local authority
- Barnet
- Postcode
- NW7 4QH
- Ward
- MH
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 8 Jan 2021
- Validated
- 8 Jan 2021
- Target decision
- 5 Mar 2021
- Decided
- 29 Mar 2021
Estimated project value
£83k–£135k
Based on the 33.9m² 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: 33.89m²
Recently sold nearby
New owners, recently moved in. First work on a house usually follows within months of completing.
- 50 MARSH LANE, LONDON, NW7 4QHDetached · £2,100,0003 months ago3 Jul 2026
- 42 MARSH LANE, LONDON, NW7 4QHDetached · £1,750,0002 years ago30 Sept 2024
- 40 MARSH LANE, LONDON, NW7 4QHDetached · £1,800,0003 years ago3 Feb 2023
- 50 MARSH LANE, LONDON, NW7 4QHDetached · £1,620,0005 years ago20 Nov 2020
- 42 MARSH LANE, LONDON, NW7 4QHDetached · £1,350,0009 years ago19 Jun 2017
- 48A MARSH LANE, LONDON, NW7 4QHDetached · £640,00015 years ago9 Sept 2011
- 46 MARSH LANE, LONDON, NW7 4QHDetached · £1,060,00019 years ago25 Sept 2007
- 40 MARSH LANE, LONDON, NW7 4QHDetached · £680,00021 years ago16 Nov 2004
Homes here go for about £1,485,000 — the median of the last 8 market sales in NW7 4QH, £640,000 to £2,100,000.
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
- 50 Marsh Lane London Borough of Barnet NW7 4QHPermittedNext door
- 50 Marsh Lane London Borough of Barnet NW7 4QHPermittedNext door
- 48A Marsh Lane London Borough of Barnet NW7 4QHPermittedNext door
- 48 Marsh Lane London Borough of Barnet NW7 4QHPermittedAdjoining
- 52 Marsh Lane London Borough of Barnet NW7 4QHPermittedAdjoining
- 46 Marsh Lane London Borough of Barnet NW7 4QHPending46 yd