21 AVONDALE ROAD Harrow HA3 7RE
Alterations to reduce height of rear outbuilding (retrospective)
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Progress
Application details
- Reference
- PL/2730/25
- Local authority
- Harrow
- Postcode
- HA3 7RE
- Ward
- Wealdstone South
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 6 Feb 2026
- Validated
- 6 Feb 2026
- Comments close
- 10 Mar 2026
- Target decision
- 3 Apr 2026
- Decided
- 2 Apr 2026
Estimated project value
£10k–£38k
Typical UK cost for this job type, at outer London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: trade estimate.
Floor area gained: 21.5m²
Recently sold nearby
New owners, recently moved in. First work on a house usually follows within months of completing. 3 recent sales are listed below.
- 19 AVONDALE ROAD, HARROW, HA3 7RETerraced · Not a standard market sale · £500,0003 months ago3 Jun 2026
- 27 AVONDALE ROAD, HARROW, HA3 7RETerraced · £500,00010 months ago27 Oct 2025
- 9 AVONDALE ROAD, HARROW, HA3 7RETerraced · £415,00018 months ago4 Mar 2025
- 19 AVONDALE ROAD, HARROW, HA3 7RETerraced · £316,5772 years ago15 Dec 2023
- 20 AVONDALE ROAD, HARROW, HA3 7RETerraced · £520,0005 years ago15 Feb 2021
- 22 AVONDALE ROAD, HARROW, HA3 7RETerraced · £450,0005 years ago30 Sept 2020
- 21B AVONDALE ROAD, HARROW, HA3 7REFlat or maisonette · Leasehold · £355,0007 years ago14 Jan 2019
- 27 AVONDALE ROAD, HARROW, HA3 7RETerraced · £455,0009 years ago1 Mar 2017
Homes here go for about £450,000 — the median of the last 7 market sales in HA3 7RE, £316,577 to £520,000.
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
- 21 Harrow HA3 7REPendingNext door
- 21 Avondale Road Harrow HA3 7REPermittedNext door
- 21 Avondale Road Harrow HA3 7RERefusedNext door
- Part of garden of 21 Avondale Road Harrow HA3 7REPermittedNext door
- 74 Belmont Road Harrow HA3 7PNPermitted61 yd
- 72a Belmont Road Harrow HA3 7PNPermitted65 yd