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PermittedP/4326/22Submitted 3 years agoTwo-storey extension

86 Grange Gardens Harrow HA5 5QF

Two storey side extension; single and two storey side extension; single and two storey rear extension; alterations and extension to raise roof height of garage; conversion of garage to habitable room; external alterations (demolition of conservatories) (Amended description)

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Progress

Submitted
5 Jan 2023
— completed
Validated
5 Jan 2023
— completed
Consultation
10 Mar 2023
— completed
Target date
13 Mar 2023
— completed
Decided
13 Mar 2023
— completed

Application details

Reference
P/4326/22
Local authority
Harrow
Postcode
HA5 5QF
Ward
Pinner
Application type
Householder
Property type
House

Key dates

Submitted
5 Jan 2023
Validated
5 Jan 2023
Comments close
10 Mar 2023
Target decision
13 Mar 2023
Decided
13 Mar 2023

Estimated project value

£180k–£250k

Based on the 71.0m² 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: 71

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 2 recent sales are listed below.

Homes here go for about £1,135,000 — the median of the last 8 market sales in HA5 5QF, £725,000 to £1,375,000.

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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