THORNTON GROVE Harrow HA5 4HG
Front porch, Conversion of garage to habitable room, Replacement of garage door with window in front elevation, Two storey side extension, Two storey front, side to rear extension, Single storey rear extension, Replacement windows and doors in front and rear elevations, Roof lights in rear roof slope, Extension to rear patio, External alterations (Demolition of ground floor rear bay window)
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Progress
Application details
- Reference
- PL/0081/25
- Local authority
- Harrow
- Postcode
- HA5 4HG
- Ward
- Hatch End
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 3 Feb 2025
- Validated
- 3 Feb 2025
- Comments close
- 27 Feb 2025
- Target decision
- 31 Mar 2025
- Decided
- 4 Apr 2025
Estimated project value
£350k–£490k
Based on the 140m² of floor area stated in the application, at outer London rates (2026). Source: FMB / Checkatrade 2026, two-storey extension £2,000-£2,800/m².
Floor area gained: 139.85m² · 2 additional bedrooms
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.
- 11 THORNTON GROVE, PINNER, HA5 4HGDetached · £1,945,4419 months ago11 Dec 2025
- GREEN TILES THORNTON GROVE, PINNER, HA5 4HGDetached · £1,680,00022 months ago30 Oct 2024
- 4 THORNTON GROVE, PINNER, HA5 4HGDetached · £1,050,0002 years ago2 Jul 2024
- SOUTHERN CROSS THORNTON GROVE, PINNER, HA5 4HGDetached · £895,0005 years ago22 Jun 2021
- 11 THORNTON GROVE, PINNER, HA5 4HGDetached · £1,350,0006 years ago24 Jun 2020
- OAKMERE THORNTON GROVE, PINNER, HA5 4HGDetached · £1,085,0006 years ago13 Feb 2020
- 4 THORNTON GROVE, PINNER, HA5 4HGDetached · £705,00017 years ago30 Oct 2008
- GREEN TILES THORNTON GROVE, PINNER, HA5 4HGDetached · £950,00020 years ago9 Jun 2006
Homes here go for about £1,067,500 — the median of the last 8 market sales in HA5 4HG, £705,000 to £1,945,441.
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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