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PermittedP/3706/22Submitted 4 years agoRear extension

47 Merrion Avenue Harrow HA7 4RY

Front porch; Single storey side to rear extension; External alterations

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Map of the site

Progress

Submitted
26 Oct 2022
— completed
Validated
26 Oct 2022
— completed
Consultation
23 Nov 2022
— completed
Target date
21 Dec 2022
— completed
Decided
21 Dec 2022
— completed

Application details

Reference
P/3706/22
Local authority
Harrow
Postcode
HA7 4RY
Ward
Canons
Application type
Householder
Property type
House

Key dates

Submitted
26 Oct 2022
Validated
26 Oct 2022
Comments close
23 Nov 2022
Target decision
21 Dec 2022
Decided
21 Dec 2022

Estimated project value

£88k–£145k

Based on the 39.0m² 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: 39m²

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 8 recent sales are listed below.

Homes here go for about £615,000 — the median of the last 6 market sales in HA7 4RY, £565,000 to £935,000.

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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