17 ROWLANDS AVENUE Harrow HA5 4DF
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED):Alterations and extension to roof to form end gable; rear dormer; two rooflights in front roofslope
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Progress
Application details
- Reference
- P/0055/22
- Local authority
- Harrow
- Postcode
- HA5 4DF
- Ward
- Hatch End
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 2 Feb 2022
- Validated
- 2 Feb 2022
- Comments close
- 2 Feb 2022
- Target decision
- 30 Mar 2022
- Decided
- 14 Feb 2022
Estimated project value
£33k–£69k
Based on the 22.0m² 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: 22m² · 1 additional bedrooms
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 9 ROWLANDS AVENUE, PINNER, HA5 4DFSemi-detached · £732,50013 months ago8 Sept 2025
- 27 ROWLANDS AVENUE, PINNER, HA5 4DFSemi-detached · £750,0003 years ago27 Mar 2023
- 49 ROWLANDS AVENUE, PINNER, HA5 4DFSemi-detached · £957,0006 years ago6 Oct 2020
- 17 ROWLANDS AVENUE, PINNER, HA5 4DFSemi-detached · £730,0006 years ago9 Mar 2020
- 39 ROWLANDS AVENUE, PINNER, HA5 4DFSemi-detached · £692,5008 years ago25 May 2018
- 19 ROWLANDS AVENUE, PINNER, HA5 4DFSemi-detached · £597,50012 years ago18 Jun 2014
- 29 ROWLANDS AVENUE, PINNER, HA5 4DFTerraced · £456,50012 years ago9 May 2014
- 33 ROWLANDS AVENUE, PINNER, HA5 4DFSemi-detached · £660,00012 years ago9 May 2014
Homes here go for about £711,250 — the median of the last 8 market sales in HA5 4DF, £456,500 to £957,000.
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.
Recorded changes
- 7 Oct 2026: The proposal was amended
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