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PermittedP/3933/22Submitted 3 years agoRear extension

109 Cannonbury Avenue Harrow HA5 1TR

Single storey rear extension; patio to rear; external alerations (demolition of rear bay window)

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Progress

Submitted
15 Nov 2022
— completed
Validated
15 Nov 2022
— completed
Consultation
9 Dec 2022
— completed
Target date
10 Jan 2023
— completed
Decided
10 Jan 2023
— completed

Application details

Reference
P/3933/22
Local authority
Harrow
Postcode
HA5 1TR
Ward
Pinner South
Application type
Householder
Property type
House

Key dates

Submitted
15 Nov 2022
Validated
15 Nov 2022
Comments close
9 Dec 2022
Target decision
10 Jan 2023
Decided
10 Jan 2023

Estimated project value

£43k–£72k

Based on the 19.0m² 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: 19m²

Recently sold nearby

Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.

Homes here go for about £627,500 — the median of the last 8 market sales in HA5 1TR, £167,000 to £830,000.

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.

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