41 Laleham Avenue London Borough of Barnet NW7 3HN
Two storey rear extension. Roof extension involving rear dormer window and 2no front facing rooflight
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Progress
Application details
- Reference
- 19/0490/FUL
- Local authority
- Barnet
- Postcode
- NW7 3HN
- Ward
- HA
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 12 Feb 2019
- Validated
- 12 Feb 2019
- Target decision
- 9 Apr 2019
- Decided
- 29 Mar 2019
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. 5 recent sales are listed below.
- 1 LALEHAM AVENUE, LONDON, NW7 3HNFlat or maisonette · Leasehold · Not a standard market sale · £325,00010 months ago27 Oct 2025
- 3 LALEHAM AVENUE, LONDON, NW7 3HNFlat or maisonette · Leasehold · Not a standard market sale · £324,99910 months ago27 Oct 2025
- 51 LALEHAM AVENUE, LONDON, NW7 3HNFlat or maisonette · Leasehold · Not a standard market sale · £405,00014 months ago19 Jun 2025
- 9 LALEHAM AVENUE, LONDON, NW7 3HNFlat or maisonette · Leasehold · £300,00020 months ago16 Dec 2024
- 25 LALEHAM AVENUE, LONDON, NW7 3HNFlat or maisonette · Leasehold · £370,00022 months ago25 Oct 2024
- 37 LALEHAM AVENUE, LONDON, NW7 3HNSemi-detached · Leasehold · £330,0002 years ago18 Dec 2023
- 15 LALEHAM AVENUE, LONDON, NW7 3HNFlat or maisonette · Leasehold · Not a standard market sale · £160,0003 years ago3 Mar 2023
- 15A LALEHAM AVENUE, LONDON, NW7 3HNFlat or maisonette · Leasehold · £287,5004 years ago29 Apr 2022
Homes here go for about £315,000 — the median of the last 4 market sales in NW7 3HN, £287,500 to £370,000.
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.
Nearby applications
- 43 Laleham Avenue London Borough of Barnet NW7 3HNWithdrawnNext door
- London Borough of BarnetPermittedNext door
- 43 Laleham Avenue London Borough of Barnet NW7 3HNPermittedNext door
- 50 Laleham Avenue London Borough of Barnet NW7 3HLPermitted57 yd
- 80 The Fairway London Borough of Barnet NW7 3HPPermitted77 yd
- 80 The Fairway London Borough of Barnet NW7 3HPRefused77 yd