10 Sylvan Avenue London Borough of Barnet N3 2LE
Single storey side/rear extension with new timber decked area with associated access steps and sliding doors following demolition of the existing conservatory. New side window openings
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Progress
Application details
- Reference
- 22/5632/HSE
- Local authority
- Barnet
- Postcode
- N3 2LE
- Ward
- FC22
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 23 Nov 2022
- Validated
- 23 Nov 2022
- Target decision
- 18 Jan 2023
- Decided
- 18 Jan 2023
Estimated project value
£41k–£75k
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: MyJobQuote / Checkatrade 2026, ~20m² at £1,800-£3,000/m².
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 14 SYLVAN AVENUE, LONDON, N3 2LESemi-detached · £1,120,00018 months ago28 Feb 2025
- 17 SYLVAN AVENUE, LONDON, N3 2LESemi-detached · £1,190,0005 years ago14 Dec 2020
- 8 SYLVAN AVENUE, LONDON, N3 2LESemi-detached · £865,00010 years ago31 Mar 2016
- 19 SYLVAN AVENUE, LONDON, N3 2LESemi-detached · £675,00014 years ago16 Dec 2011
- 5 SYLVAN AVENUE, LONDON, N3 2LESemi-detached · £520,00016 years ago28 Oct 2009
- 6 SYLVAN AVENUE, LONDON, N3 2LESemi-detached · £585,00017 years ago30 Jun 2009
- 3 SYLVAN AVENUE, LONDON, N3 2LESemi-detached · £572,50018 years ago14 Mar 2008
- 17 SYLVAN AVENUE, LONDON, N3 2LESemi-detached · £562,50018 years ago13 Dec 2007
Homes here go for about £630,000 — the median of the last 8 market sales in N3 2LE, £520,000 to £1,190,000.
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
- 13 Sylvan Avenue London Borough of Barnet N3 2LEPermittedAdjoining
- 72 Lichfield Grove Barnet N3 2JPPermitted55 yd
- 3 Sylvan Avenue London Borough of Barnet N3 2LEPermitted56 yd
- 70 Lichfield Grove Barnet N3 2JPPermitted65 yd
- London Borough of BarnetPermitted71 yd
- London Borough of BarnetPermitted72 yd