14 TREVE AVENUE Harrow HA1 4AJ
Single-storey front extension incorporating porch; two-storey side to rear extension; single-storey rear extension; external alterations; bin / cycle storage (demolition of attached garage and rear conservatory); Change of use from single dwelling (Class C3) to 7 bed HMO (Sui generis)
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Progress
Application details
- Reference
- PL/0311/26
- Local authority
- Harrow
- Postcode
- HA1 4AJ
- Ward
- West Harrow
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 6 Feb 2026
- Validated
- 6 Feb 2026
- Comments close
- 3 Mar 2026
- Target decision
- 3 Apr 2026
- Decided
- 27 Mar 2026
Estimated project value
£165k–£275k
Based on the 73.0m² 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: 73m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 14 TREVE AVENUE, HARROW, HA1 4AJSemi-detached · Not a standard market sale · £515,00012 months ago23 Oct 2025
- 18 TREVE AVENUE, HARROW, HA1 4AJSemi-detached · £610,0002 years ago27 Aug 2024
- 6 TREVE AVENUE, HARROW, HA1 4AJSemi-detached · £650,0003 years ago10 Aug 2023
- 4 TREVE AVENUE, HARROW, HA1 4AJSemi-detached · £865,0004 years ago20 Sept 2022
- 2 TREVE AVENUE, HARROW, HA1 4AJSemi-detached · £1,127,0004 years ago4 Aug 2022
- 4 TREVE AVENUE, HARROW, HA1 4AJSemi-detached · £725,0008 years ago2 Mar 2018
- 42 TREVE AVENUE, HARROW, HA1 4AJSemi-detached · £745,00010 years ago24 Feb 2016
- 10 TREVE AVENUE, HARROW, HA1 4AJTerraced · £670,00011 years ago14 Aug 2015
Homes here go for about £725,000 — the median of the last 7 market sales in HA1 4AJ, £610,000 to £1,127,000.
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.
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