Sylvia Avenue Harrow HA5 4QQ
Erection of a first floor extension and loft conversion, to remodel an existing detached bungalow into a two-storey dwelling with pitched roof. Single storey infill extensions and single storey bay window.
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Progress
Application details
- Reference
- PL/0877/26
- Local authority
- Harrow
- Postcode
- HA5 4QQ
- Ward
- Hatch End
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 30 Mar 2026
- Validated
- 30 Mar 2026
- Comments close
- 22 Apr 2026
- Target decision
- 25 May 2026
- Decided
- 22 May 2026
Estimated project value
£260k–£540k
Based on the 172m² of floor area stated in the application, at outer London rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².
Floor area gained: 172m² · 2 additional bedrooms
Recently sold nearby
Nothing on this postcode has changed hands in the last two years. The sales below are for pricing rather than a lead.
- 68 SYLVIA AVENUE, PINNER, HA5 4QQDetached · £915,0007 years ago10 Jan 2019
- 72 SYLVIA AVENUE, PINNER, HA5 4QQDetached · £600,00012 years ago20 Aug 2014
- 70 SYLVIA AVENUE, PINNER, HA5 4QQDetached · £320,00022 years ago5 Apr 2004
- 72 SYLVIA AVENUE, PINNER, HA5 4QQDetached · £215,00025 years ago6 Oct 2000
Homes here go for about £460,000 — the median of the last 4 market sales in HA5 4QQ, £215,000 to £915,000.
Contains HM Land Registry data © Crown copyright and database right 2019. 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
- 68 Sylvia Avenue Harrow HA5 4QQPermittedAdjoining
- 68 Sylvia Avenue Harrow HA5 4QQPermittedAdjoining
- 42 Lyndon Avenue Harrow HA5 4QGPermittedAdjoining
- 33 Derwent Avenue Harrow HA5 4QHRefused49 yd
- 33 Derwent Avenue Harrow HA5 4QHPermitted49 yd
- 42 DERWENT AVENUE Harrow HA5 4QJPermitted81 yd