8 BLACKWELL CLOSE Harrow HA3 6JY
Conversion of garage into habitable room; front porch; single storey rear extension; external alterations including installation of external staircase at rear
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Progress
Application details
- Reference
- PL/1694/26
- Local authority
- Harrow
- Postcode
- HA3 6JY
- Ward
- Harrow Weald
- Application type
- Householder
- Property type
- House
Key dates
- Submitted
- 19 Jun 2026
- Validated
- 19 Jun 2026
- Comments close
- 16 Jul 2026
- Target decision
- 14 Aug 2026
- Decided
- 17 Sept 2026
Estimated project value
£5k–£8k
Based on the 2.0m² 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: 2m²
Recently sold nearby
Nothing on this postcode has changed hands in the last two years. The sales below are for pricing rather than a lead.
- 2 BLACKWELL CLOSE, HARROW, HA3 6JYTerraced · £477,0002 years ago15 Jan 2024
- 3 BLACKWELL CLOSE, HARROW, HA3 6JYTerraced · Not a standard market sale · £430,0005 years ago30 Apr 2021
- 4 BLACKWELL CLOSE, HARROW, HA3 6JYTerraced · £415,0007 years ago22 Aug 2019
- 5 BLACKWELL CLOSE, HARROW, HA3 6JYTerraced · £305,00019 years ago29 Jun 2007
- 9 BLACKWELL CLOSE, HARROW, HA3 6JYTerraced · £268,00020 years ago23 Oct 2006
- 3 BLACKWELL CLOSE, HARROW, HA3 6JYTerraced · £268,00020 years ago7 Jul 2006
- 5 BLACKWELL CLOSE, HARROW, HA3 6JYTerraced · £235,00023 years ago21 Jul 2003
- 3 BLACKWELL CLOSE, HARROW, HA3 6JYTerraced · £235,00023 years ago28 Feb 2003
Homes here go for about £268,000 — the median of the last 7 market sales in HA3 6JY, £235,000 to £477,000.
Contains HM Land Registry data © Crown copyright and database right 2024. 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
- 1 Oct 2026: Refused
Nearby applications
- 4 Blackwell Close Harrow HA3 6JYRefusedAdjoining
- 4 Colmer Place Harrow HA3 6JWRefusedAdjoining
- 4 COLMER PLACE Harrow HA3 6JWPermittedAdjoining
- 4 COLMER PLACE Harrow HA3 6JWPendingAdjoining
- 1 Harrow HA3 6JWPendingAdjoining
- 1 Colmer Place Harrow HA3 6JWPermittedAdjoining