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Permitted58694/APP/2021/296Submitted 5 years agoLoft conversion

NORTHWOOD MIDDX Hillingdon HA6 1AU

Conversion of roofspace to habitable use to include a rear dormer roof extension, Juliet balcony, 3 x front rooflights, conversion of roof from hip to gable end with gable end window and removal of side chimney stack (Application for a Certificate of Lawful Development for a Proposed Development).

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Progress

Submitted
2 Feb 2021
— completed
Validated
2 Feb 2021
— completed
Consultation
—
— completed
Target date
30 Mar 2021
— completed
Decided
22 Mar 2021
— completed

Application details

Reference
58694/APP/2021/296
Local authority
Hillingdon
Postcode
HA6 1AU
Ward
NORTHWOOD HILLS
Application type
All Other
Property type
House

Key dates

Submitted
2 Feb 2021
Validated
2 Feb 2021
Target decision
30 Mar 2021
Decided
22 Mar 2021

Estimated project value

£155k–£320k

Based on the 103m² 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: 103m²

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing.

Homes here go for about £690,000 — the median of the last 8 market sales in HA6 1AU, £575,000 to £875,000.

Contains HM Land Registry data © Crown copyright and database right 2026. 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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