15 DERWENT AVENUE Harrow HA5 4QH
Single storey side to rear extension; front porch; single storey outbuilding in rear garden (demolition of shed and side timber structure)
Tracking, tags and letters are part of the paid plan. See what it costs. Searching and reading any record stays free.
Progress
Application details
- Reference
- PL/1683/26
- Local authority
- Harrow
- Postcode
- HA5 4QH
- Ward
- Hatch End
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 18 Jun 2026
- Validated
- 18 Jun 2026
- Comments close
- 22 Jul 2026
- Target decision
- 13 Aug 2026
- Decided
- 17 Aug 2026
Estimated project value
£81k–£135k
Based on the 36.0m² of floor area stated in the application, at outer London rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².
Floor area gained: 36m²
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.
- 17 DERWENT AVENUE, PINNER, HA5 4QHSemi-detached · £530,0002 years ago10 May 2024
- 39 DERWENT AVENUE, PINNER, HA5 4QHSemi-detached · £560,0004 years ago5 Apr 2022
- 41 DERWENT AVENUE, PINNER, HA5 4QHSemi-detached · £560,0004 years ago24 Mar 2022
- 15 DERWENT AVENUE, PINNER, HA5 4QHDetached · £611,0005 years ago18 Jan 2021
- 31 DERWENT AVENUE, PINNER, HA5 4QHDetached · £865,0006 years ago11 Oct 2019
- 33 DERWENT AVENUE, PINNER, HA5 4QHDetached · £650,0008 years ago10 May 2018
- 31 DERWENT AVENUE, PINNER, HA5 4QHDetached · £550,0008 years ago28 Mar 2018
- 35 DERWENT AVENUE, PINNER, HA5 4QHDetached · £625,0009 years ago8 Sept 2017
Homes here go for about £585,500 — the median of the last 8 market sales in HA5 4QH, £530,000 to £865,000.
Contains HM Land Registry data © Crown copyright and database right 2024. 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.
Recorded changes
- 5 Sept 2026: Approved
Nearby applications
- 15 DERWENT AVENUE Harrow HA5 4QHPermittedNext door
- 27 DERWENT AVENUE Harrow HA5 4QHPermitted64 yd
- 27 Derwent Avenue Harrow HA5 4QHUnknown65 yd
- 15 Lyndon Avenue Harrow HA5 4QFPermitted101 yd
- 15 Lyndon Avenue Harrow HA5 4QFPermitted101 yd
- 30 DERWENT AVENUE Harrow HA5 4QJPermitted106 yd