21 WARRINGTON ROAD Harrow HA1 1SZ
CERTIFICATE OF LAWFUL DEVELOPMENT(PROPOSED): Alterations to roof; rear dormer; rooflights in front and rear roofslopes
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Progress
Application details
- Reference
- PL/0234/24
- Local authority
- Harrow
- Postcode
- HA1 1SZ
- Ward
- Marlborough
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 31 Jan 2024
- Validated
- 31 Jan 2024
- Target decision
- 27 Mar 2024
- Decided
- 27 Mar 2024
Estimated project value
£60k–£125k
Based on the 40.0m² 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: 40m² · 1 additional bedrooms
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 3 recent sales are listed below.
- 29 WARRINGTON ROAD, HARROW, HA1 1SZFlat or maisonette · Leasehold · Not a standard market sale · £285,00010 months ago1 Dec 2025
- 23 WARRINGTON ROAD, HARROW, HA1 1SZTerraced · £686,00018 months ago27 Mar 2025
- 45 WARRINGTON ROAD, HARROW, HA1 1SZFlat or maisonette · Leasehold · £315,00022 months ago13 Nov 2024
- 29 WARRINGTON ROAD, HARROW, HA1 1SZFlat or maisonette · Leasehold · Not a standard market sale · £217,0003 years ago14 Jul 2023
- 61 WARRINGTON ROAD, HARROW, HA1 1SZTerraced · £646,2504 years ago12 Aug 2022
- 47A WARRINGTON ROAD, HARROW, HA1 1SZFlat or maisonette · Leasehold · £386,0006 years ago23 Jun 2020
- 3B WARRINGTON ROAD, HARROW, HA1 1SZFlat or maisonette · Leasehold · £414,0007 years ago9 Aug 2019
- 45 WARRINGTON ROAD, HARROW, HA1 1SZFlat or maisonette · Leasehold · £282,0007 years ago26 Mar 2019
Homes here go for about £400,000 — the median of the last 6 market sales in HA1 1SZ, £282,000 to £686,000.
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.
Nearby applications
- Warrington Road Harrow HA1 1SZPermittedNext door
- 25 Harrow HA1 1SZPendingNext door
- 26 Warrington Road Harrow HA1 1SYPermitted45 yd
- 33 Warrington Road Harrow HA1 1SZPermitted46 yd
- 7 Warrington Road Harrow HA1 1SZPermitted49 yd
- 7 Warrington Road Harrow HA1 1SZRefused52 yd