6 Hall Lane London Borough of Barnet NW4 4TN
Single storey rear extension. Roof extension involving hip to gable and rear dormer window, 2no front facing rooflights and new side gable window
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Progress
Application details
- Reference
- 20/4997/192
- Local authority
- Barnet
- Postcode
- NW4 4TN
- Ward
- HD
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 23 Oct 2020
- Validated
- 23 Oct 2020
- Target decision
- 18 Dec 2020
- Decided
- 18 Dec 2020
Estimated project value
£37k–£100k
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: Checkatrade 2026 loft conversion cost guide.
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 28 HALL LANE, LONDON, NW4 4TNSemi-detached · £700,0008 months ago19 Feb 2026
- 6 HALL LANE, LONDON, NW4 4TNSemi-detached · Not a standard market sale · £605,0002 years ago13 Aug 2024
- 42 HALL LANE, LONDON, NW4 4TNSemi-detached · Not a standard market sale · £535,0002 years ago8 Mar 2024
- 50A HALL LANE, LONDON, NW4 4TNDetached · £441,0008 years ago22 Aug 2018
- 38 HALL LANE, LONDON, NW4 4TNSemi-detached · £380,00011 years ago30 Oct 2014
- 48 HALL LANE, LONDON, NW4 4TNSemi-detached · £340,00012 years ago11 Feb 2014
- 26 HALL LANE, LONDON, NW4 4TNSemi-detached · £360,00012 years ago31 Oct 2013
- 4 HALL LANE, LONDON, NW4 4TNSemi-detached · £405,00013 years ago6 Feb 2013
Homes here go for about £392,500 — the median of the last 6 market sales in NW4 4TN, £340,000 to £700,000.
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
- 6 Hall Lane London Borough of Barnet NW4 4TNPermittedNext door
- London Borough of BarnetWithdrawnNext door
- 16 Hall Lane London Borough of Barnet NW4 4TNPermittedAdjoining
- 425 Watford Way London Borough of Barnet NW4 4TRRefused44 yd
- 425 Watford Way London Borough of Barnet NW4 4TRPermitted44 yd
- 425 Watford Way London Borough of Barnet NW4 4TRRefused44 yd