12 GREYSTOKE AVENUE Harrow HA5 5SL
Single storey front extension incorporating porch; Conversion of garage to habitable room, Replace garage door with window in front elevation; Single storey side extension; Single storey rear extension; Installation of Juliette balcony to rear dormer; Roof lights in side roof slopes; External alterations (Demolition of side extension and shed)
Tracking, tags and letters are part of the paid plan. See what it costs. Searching and reading any record stays free.
Progress
Application details
- Reference
- PL/2130/26
- Local authority
- Harrow
- Postcode
- HA5 5SL
- Ward
- Headstone
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 13 Aug 2026
- Validated
- 13 Aug 2026
- Comments close
- 3 Sept 2026
- Target decision
- 8 Oct 2026
Estimated project value
£75k–£155k
Based on the 50.0m² 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: 50m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 12 GREYSTOKE AVENUE, PINNER, HA5 5SLDetached · £720,00012 months ago15 Aug 2025
- 40 GREYSTOKE AVENUE, PINNER, HA5 5SLSemi-detached · £1,010,0002 years ago2 Aug 2024
- 70 GREYSTOKE AVENUE, PINNER, HA5 5SLSemi-detached · £987,5002 years ago1 Feb 2024
- 4 GREYSTOKE AVENUE, PINNER, HA5 5SLDetached · Not a standard market sale · £755,0003 years ago13 Jul 2023
- 42 GREYSTOKE AVENUE, PINNER, HA5 5SLSemi-detached · £935,0005 years ago12 Aug 2021
- 62 GREYSTOKE AVENUE, PINNER, HA5 5SLSemi-detached · £825,0005 years ago21 Apr 2021
- 60 GREYSTOKE AVENUE, PINNER, HA5 5SLSemi-detached · £850,0005 years ago5 Mar 2021
- 18 GREYSTOKE AVENUE, PINNER, HA5 5SLSemi-detached · £645,0006 years ago14 Aug 2020
Homes here go for about £850,000 — the median of the last 7 market sales in HA5 5SL, £645,000 to £1,010,000.
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
- 5 Sept 2026: Back under consideration
Nearby applications
- 12 GREYSTOKE AVENUE Harrow HA5 5SLRefusedNext door
- 10 Greystoke Avenue Harrow HA5 5SLPermittedNext door
- 18 Harrow HA5 5SLPendingAdjoining
- 18 Greystoke Avenue Harrow HA5 5SLRefusedAdjoining
- Greystoke Avenue Harrow HA5 5SLWithdrawn44 yd
- 4 GREYSTOKE AVENUE Harrow HA5 5SLPermitted48 yd